Display including electromagnetic induction panel, and electronic device including same
A digitizer with a conductive pattern and looped portions enhances visibility and protection in deformable displays, addressing visibility and impact resistance issues in electronic devices.
Patent Information
- Application Number
- PCT/KR2025/002195
- Authority / Receiving Office
- WO · WO
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 2024-04-16
- Filing Date
- 2025-02-14
- Publication Date
- 2025-10-02
AI Technical Summary
Existing displays in electronic devices face challenges in maintaining visibility and protection against external impacts, particularly in deformable designs that require enhanced structural support and improved electromagnetic induction capabilities.
Incorporating a digitizer with a conductive pattern, including looped portions and dummy lines, to enhance visibility and protect against external impacts, while supporting deformable displays through a robust electromagnetic induction system.
The solution improves display visibility and reduces damage from external impacts, ensuring reliable operation and durability in deformable electronic devices.
Smart Images

Figure KR2025002195_02102025_PF_FP_ABST
Abstract
Description
Display including electromagnetic induction panel and electronic device including same
[0001] The present disclosure relates to a display including an electromagnetic induction panel and an electronic device including the same. More particularly, the present disclosure relates to a display including an electromagnetic induction panel including a conductive pattern for improving the display's visibility and / or reducing damage to the display due to external impact, and an electronic device including the same.
[0002] The display of an electronic device may include an electromagnetic induction panel that can be linked to a stylus to provide a variety of user experiences to the user of the electronic device. To enhance the portability of the electronic device, the display of the electronic device may be deformable. The electromagnetic induction panel included in the deformable display may require a structure that supports the deformable display or improves the visibility of the display when viewed from the outside of the electronic device.
[0003] The above information may be provided as background art to aid in understanding the present disclosure. No claim or determination is made as to whether any of the above is applicable as prior art related to the present disclosure.
[0004] A display is disclosed. In one embodiment, the display may include a display panel and a digitizer disposed below the display panel. The digitizer may include a substrate. The digitizer may be configured to sense a stylus usable with the display and may include a conductive line on the substrate, the conductive line including a looped portion, the looped portion including a first vertical portion, a second vertical portion parallel to the first vertical portion and including a slit, and a horizontal portion connecting the first vertical portion and the second vertical portion. The digitizer may include a dummy line surrounded by the looped portion, the dummy line being parallel to the first vertical portion and the second vertical portion, and closer to the first vertical portion than to the second vertical portion. A gap width between the first vertical portion and the dummy line may correspond to a width of the slit.
[0005] An electronic device is disclosed. According to one embodiment, the electronic device may include a housing including a first housing part and a second housing part rotatably coupled to the first housing part. The electronic device may include a display including a first display part supported by the first housing part, a second display part supported by the second housing part, and a third display part that is deformable and connects the first display part and the second display part. The electronic device may include a digitizer disposed under the display. The digitizer may include a support plate including a first support part disposed under the first display part, a second support part disposed under the second display part, and a third support part including a plurality of openings and disposed under the third display part. The digitizer may include a looped portion configured to detect a stylus usable with the display, the looped portion including a first vertical portion, a second vertical portion parallel to the first vertical portion and including a slit, and a horizontal portion connecting the first vertical portion and the second vertical portion, and a first conductive line disposed on the first support portion. The digitizer may include a second conductive line disposed on the second support portion, the looped portion configured to detect the stylus together with the first conductive line. The digitizer may include a third conductive line extending from one end of the first conductive line to one end of the second conductive line by bypassing the plurality of openings included in the third portion of the support plate. The digitizer may include a dummy line surrounded by the looped portion, parallel to the first vertical portion and the second vertical portion, and adjacent to the first vertical portion of the first and second vertical portions.The gap width between the first vertical portion and the dummy line may correspond to the width of the slit.
[0006] A display is disclosed. In one embodiment, the display may include a display panel and a digitizer. The digitizer may include a conductive line on the substrate, the conductive line being configured to provide an electromagnetic field to a substrate and a stylus usable with the display, the conductive line including a looped portion, the looped portion including a first vertical portion including a slit, a second vertical portion parallel to the first vertical portion, and a horizontal portion connecting the first vertical portion and the second vertical portion. The digitizer may include a dummy line surrounded by the looped portion, the dummy line being parallel to the first vertical portion and adjacent to the first vertical portion among the first and second vertical portions. A gap width between the first vertical portion and the dummy line may correspond to a width of the slit.
[0007] An electronic device is disclosed. In one embodiment, the electronic device may include a display including a display panel and a digitizer attached to the display panel. The electronic device may include a housing supporting the display. The digitizer may include a conductive line on the substrate, the conductive line being configured to provide an electromagnetic field to a substrate and a stylus usable with the display, the conductive line including a looped portion including a first vertical portion including a slit, a second vertical portion parallel to the first vertical portion, and a horizontal portion connecting the first vertical portion and the second vertical portion. The digitizer may include a dummy line surrounded by the looped portion, the dummy line being parallel to the first vertical portion and adjacent to the first vertical portion among the first and second vertical portions. A gap width between the first vertical portion and the dummy line may correspond to a width of the slit.
[0008] FIG. 1 is a block diagram of an electronic device within a network environment according to various embodiments.
[0009] Figure 2a illustrates an unfolded state of an exemplary electronic device.
[0010] Figure 2b illustrates a folded state of an exemplary electronic device.
[0011] Figure 2c is an exploded view of an exemplary electronic device.
[0012] Figures 2d and 2e illustrate exemplary electronic devices.
[0013] FIG. 3 is a cross-sectional view of an exemplary electronic device taken along line A-A' of FIG. 2a.
[0014] FIG. 4a illustrates a portion of an electromagnetic induction panel of an exemplary electronic device.
[0015] FIGS. 4b and 4c are partial cross-sectional views of an exemplary electronic device taken along line B-B' of FIG. 2a.
[0016] Figures 5a, 5b, and 5c illustrate portions of exemplary electromagnetic induction panels.
[0017] FIG. 5d is a cross-sectional view of an exemplary electromagnetic induction panel taken along line C-C' of FIG. 5b.
[0018] Figure 5e illustrates a portion of an exemplary electromagnetic induction panel.
[0019] Figure 6 is an exploded perspective view of an electromagnetic induction panel of an exemplary electronic device.
[0020] Figure 7a illustrates an exemplary electronic device.
[0021] FIG. 7b is a partial cross-sectional view of an exemplary electronic device taken along line D-D' of FIG. 7a.
[0022] Figure 8 is an exploded perspective view of an electromagnetic induction panel of an exemplary electronic device.
[0023] FIG. 9A is a top plan view of an exemplary electronic device within a first state.
[0024] FIG. 9b is a bottom view of an exemplary electronic device in a first state.
[0025] Figure 9c is a plan view of an exemplary electronic device within the second state.
[0026] FIG. 9d is a bottom view of an exemplary electronic device within the second state.
[0027] Figure 10 is a partially exploded perspective view of an exemplary electronic device.
[0028] FIG. 11A illustrates an example of an unfolded state of an exemplary multi-foldable electronic device.
[0029] FIG. 11b illustrates an example of a multi-folding state of an exemplary multi-foldable electronic device.
[0030] FIG. 12 illustrates an exemplary multi-foldable electronic device in which a portion of the display is exposed to the outside in a multi-folded state.
[0031] FIG. 1 is a block diagram of an electronic device within a network environment according to various embodiments.
[0032] Referring to FIG. 1, in a network environment (100), an electronic device (101) may communicate with an electronic device (102) via a first network (198) (e.g., a short-range wireless communication network), or may communicate with at least one of an electronic device (104) or a server (108) via a second network (199) (e.g., a long-range wireless communication network). According to one embodiment, the electronic device (101) may communicate with the electronic device (104) via the server (108). According to one embodiment, the electronic device (101) may include a processor (120), a memory (130), an input module (150), an audio output module (155), a display module (160), an audio module (170), a sensor module (176), an interface (177), a connection terminal (178), a haptic module (179), a camera module (180), a power management module (188), a battery (189), a communication module (190), a subscriber identification module (196), or an antenna module (197).
[0033] In some embodiments, the electronic device (101) may omit at least one of these components (e.g., the connection terminal (178)), or may have one or more other components added. In some embodiments, some of these components (e.g., the sensor module (176), the camera module (180), or the antenna module (197)) may be integrated into a single component (e.g., the display module (160)).
[0034] The processor (120) may, for example, execute software (e.g., a program (140)) to control at least one other component (e.g., a hardware or software component) of the electronic device (101) connected to the processor (120) and perform various data processing or operations. According to one embodiment, as at least a part of the data processing or operations, the processor (120) may store commands or data received from other components (e.g., a sensor module (176) or a communication module (190)) in a volatile memory (132), process the commands or data stored in the volatile memory (132), and store result data in a non-volatile memory (134). According to one embodiment, the processor (120) may include a main processor (121) (e.g., a central processing unit or an application processor) or an auxiliary processor (123) (e.g., a graphics processing unit, a neural processing unit (NPU), an image signal processor, a sensor hub processor, or a communication processor) that can operate independently or together with the main processor (121). For example, when the electronic device (101) includes the main processor (121) and the auxiliary processor (123), the auxiliary processor (123) may be configured to use less power than the main processor (121) or to be specialized for a given function. The auxiliary processor (123) may be implemented separately from the main processor (121) or as a part thereof.
[0035] The auxiliary processor (123) may control at least a portion of functions or states associated with at least one component (e.g., a display module (160), a sensor module (176), or a communication module (190)) of the electronic device (101), for example, on behalf of the main processor (121) while the main processor (121) is in an inactive (e.g., sleep) state, or together with the main processor (121) while the main processor (121) is in an active (e.g., application execution) state. In one embodiment, the auxiliary processor (123) (e.g., an image signal processor or a communication processor) may be implemented as a part of another functionally related component (e.g., a camera module (180) or a communication module (190)). In one embodiment, the auxiliary processor (123) (e.g., a neural network processing unit) may include a hardware structure specialized for processing artificial intelligence models. The artificial intelligence models may be generated through machine learning. This learning can be performed, for example, on the electronic device (101) itself where the artificial intelligence model is executed, or can be performed through a separate server (e.g., server (108)). The learning algorithm can include, for example, supervised learning, unsupervised learning, semi-supervised learning, or reinforcement learning, but is not limited to the examples described above. The artificial intelligence model can include multiple artificial neural network layers.The artificial neural network may be one of a deep neural network (DNN), a convolutional neural network (CNN), a recurrent neural network (RNN), a restricted Boltzmann machine (RBM), a deep belief network (DBN), a bidirectional recurrent deep neural network (BRDNN), a deep Q-network, or a combination of two or more of the above, but is not limited to the examples described above. In addition to, or alternatively to, a hardware structure, an artificial intelligence model may include a software structure.
[0036] The memory (130) can store various data used by at least one component (e.g., processor (120) or sensor module (176)) of the electronic device (101). The data can include, for example, software (e.g., program (140)) and input data or output data for commands related thereto. The memory (130) can include volatile memory (132) or non-volatile memory (134).
[0037] The program (140) may be stored as software in the memory (130) and may include, for example, an operating system (142), middleware (144), or an application (146).
[0038] The input module (150) can receive commands or data to be used in a component of the electronic device (101) (e.g., a processor (120)) from an external source (e.g., a user) of the electronic device (101). The input module (150) can include, for example, a microphone, a mouse, a keyboard, a key (e.g., a button), or a digital pen (e.g., a stylus pen).
[0039] The audio output module (155) can output audio signals to the outside of the electronic device (101). The audio output module (155) can include, for example, a speaker or a receiver. The speaker can be used for general purposes, such as multimedia playback or recording playback. The receiver can be used to receive incoming calls. In one embodiment, the receiver can be implemented separately from the speaker or as part of the speaker.
[0040] The display module (160) can visually provide information to an external party (e.g., a user) of the electronic device (101). The display module (160) may include, for example, a display, a holographic device, or a projector and a control circuit for controlling the device. According to one embodiment, the display module (160) may include a touch sensor configured to detect a touch, or a pressure sensor configured to measure the intensity of a force generated by the touch.
[0041] The audio module (170) can convert sound into an electrical signal, or vice versa, convert an electrical signal into sound. According to one embodiment, the audio module (170) can acquire sound through the input module (150), output sound through the sound output module (155), or an external electronic device (e.g., electronic device (102)) (e.g., speaker or headphone) directly or wirelessly connected to the electronic device (101).
[0042] The sensor module (176) can detect the operating status (e.g., power or temperature) of the electronic device (101) or the external environmental status (e.g., user status) and generate an electrical signal or data value corresponding to the detected status. According to one embodiment, the sensor module (176) can include, for example, a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, a temperature sensor, a humidity sensor, or an illuminance sensor.
[0043] The interface (177) may support one or more designated protocols that may be used to directly or wirelessly connect the electronic device (101) with an external electronic device (e.g., the electronic device (102)). In one embodiment, the interface (177) may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, or an audio interface.
[0044] The connection terminal (178) may include a connector through which the electronic device (101) may be physically connected to an external electronic device (e.g., electronic device (102)). According to one embodiment, the connection terminal (178) may include, for example, an HDMI connector, a USB connector, an SD card connector, or an audio connector (e.g., a headphone connector).
[0045] The haptic module (179) can convert electrical signals into mechanical stimuli (e.g., vibration or movement) or electrical stimuli that a user can perceive through tactile or kinesthetic sensations. According to one embodiment, the haptic module (179) can include, for example, a motor, a piezoelectric element, or an electrical stimulation device.
[0046] The camera module (180) can capture still images and videos. According to one embodiment, the camera module (180) may include one or more lenses, image sensors, image signal processors, or flashes.
[0047] The power management module (188) can manage power supplied to the electronic device (101). According to one embodiment, the power management module (188) can be implemented as, for example, at least a part of a power management integrated circuit (PMIC).
[0048] A battery (189) may power at least one component of the electronic device (101). In one embodiment, the battery (189) may include, for example, a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell.
[0049] The communication module (190) may support the establishment of a direct (e.g., wired) communication channel or a wireless communication channel between the electronic device (101) and an external electronic device (e.g., electronic device (102), electronic device (104), or server (108)), and the performance of communication through the established communication channel. The communication module (190) may operate independently from the processor (120) (e.g., application processor) and may include one or more communication processors that support direct (e.g., wired) communication or wireless communication. According to one embodiment, the communication module (190) may include a wireless communication module (192) (e.g., a cellular communication module, a short-range wireless communication module, or a global navigation satellite system (GNSS) communication module) or a wired communication module (194) (e.g., a local area network (LAN) communication module, or a power line communication module). Among these communication modules, the corresponding communication module can communicate with an external electronic device (104) via a first network (198) (e.g., a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)) or a second network (199) (e.g., a long-range communication network such as a legacy cellular network, a 5G network, a next-generation communication network, the Internet, or a computer network (e.g., a LAN or WAN)). These various types of communication modules can be integrated into a single component (e.g., a single chip) or implemented as multiple separate components (e.g., multiple chips). The wireless communication module (192) can verify or authenticate the electronic device (101) within a communication network such as the first network (198) or the second network (199) by using subscriber information (e.g., an international mobile subscriber identity (IMSI)) stored in the subscriber identification module (196).
[0050] The wireless communication module (192) can support 5G networks and next-generation communication technologies following the 4G network, such as NR access technology (new radio access technology). The NR access technology can support high-speed transmission of high-capacity data (eMBB (enhanced mobile broadband)), minimization of terminal power and connection of multiple terminals (mMTC (massive machine type communications)), or high reliability and low latency (URLLC (ultra-reliable and low-latency communications)). The wireless communication module (192) can support, for example, a high-frequency band (e.g., mmWave band) to achieve a high data transmission rate. The wireless communication module (192) can support various technologies for securing performance in a high-frequency band, such as beamforming, massive multiple-input and multiple-output (MIMO), full dimensional MIMO (FD-MIMO), array antenna, analog beam-forming, or large scale antenna. The wireless communication module (192) can support various requirements specified in the electronic device (101), an external electronic device (e.g., the electronic device (104)), or a network system (e.g., the second network (199)). According to one embodiment, the wireless communication module (192) can support a peak data rate (e.g., 20 Gbps or more) for eMBB realization, a loss coverage (e.g., 164 dB or less) for mMTC realization, or a U-plane latency (e.g., 0.5 ms or less for downlink (DL) and uplink (UL), or 1 ms or less for round trip) for URLLC realization.
[0051] The antenna module (197) can transmit or receive signals or power to or from an external device (e.g., an external electronic device). In one embodiment, the antenna module (197) may include an antenna including a radiator formed of a conductor or a conductive pattern formed on a substrate (e.g., a PCB). In one embodiment, the antenna module (197) may include a plurality of antennas (e.g., an array antenna). In this case, at least one antenna suitable for a communication method used in a communication network, such as the first network (198) or the second network (199), may be selected from the plurality of antennas, for example, by the communication module (190). A signal or power may be transmitted or received between the communication module (190) and an external electronic device via the at least one selected antenna. In some embodiments, in addition to the radiator, another component (e.g., a radio frequency integrated circuit (RFIC)) may be additionally formed as a part of the antenna module (197).
[0052] According to various embodiments, the antenna module (197) may form a mmWave antenna module. In one embodiment, the mmWave antenna module may include a printed circuit board, an RFIC disposed on or adjacent to one side (e.g., a bottom side) of the printed circuit board and capable of supporting a designated high-frequency band (e.g., a mmWave band), and a plurality of antennas (e.g., an array antenna) disposed on or adjacent to another side (e.g., a top side or a side side) of the printed circuit board opposite to the one side and capable of transmitting or receiving signals in the designated high-frequency band.
[0053] At least some of the above components can be interconnected and exchange signals (e.g., commands or data) with each other via a communication method between peripheral devices (e.g., a bus, GPIO (general purpose input and output), SPI (serial peripheral interface), or MIPI (mobile industry processor interface)).
[0054] According to one embodiment, commands or data may be transmitted or received between the electronic device (101) and an external electronic device (104) via a server (108) connected to a second network (199). Each of the external electronic devices (102 or 104) may be the same or a different type of device as the electronic device (101). According to one embodiment, all or part of the operations executed in the electronic device (101) may be executed in one or more of the external electronic devices (102, 104, or 108). For example, when the electronic device (101) is to perform a certain function or service automatically or in response to a request from a user or another device, the electronic device (101) may, instead of or in addition to executing the function or service itself, request one or more external electronic devices to perform the function or at least a part of the service. One or more external electronic devices that receive the request may execute at least a portion of the requested function or service, or an additional function or service related to the request, and transmit the result of the execution to the electronic device (101). The electronic device (101) may process the result as is or additionally and provide it as at least a portion of a response to the request. For this purpose, cloud computing, distributed computing, mobile edge computing (MEC), or client-server computing technology may be used, for example. The electronic device (101) may provide an ultra-low latency service by using distributed computing or mobile edge computing, for example. In another embodiment, the external electronic device (104) may include an Internet of Things (IoT) device. The server (108) may be an intelligent server utilizing machine learning and / or a neural network. According to one embodiment, the external electronic device (104) or the server (108) may be included in the second network (199).The electronic device (101) can be applied to intelligent services (e.g., smart home, smart city, smart car, or healthcare) based on 5G communication technology and IoT-related technology.
[0055] Figure 2a illustrates an unfolded state of an exemplary electronic device. Figure 2b illustrates a folded state of an exemplary electronic device. Figure 2c is an exploded view of an exemplary electronic device.
[0056] Referring to FIGS. 2A, 2B, and 2C, the electronic device (101) may include a housing (200) including a first housing part (210) and a second housing part (220), a display (230), at least one camera (240) (e.g., the camera module (180) of FIG. 1), a hinge structure (250), and / or at least one electronic component (260).
[0057] The first housing part (210) and the second housing part (220) may form at least a portion of an outer surface of the electronic device (101) that can be gripped by a user. At least a portion of the outer surface of the electronic device (101) defined by the first housing part (210) and the second housing part (220) may come into contact with a portion of the user's body when the electronic device (101) is used by the user. According to one embodiment, the first housing part (210) may include a first front surface (211), a first rear surface (212) facing the first front surface (211) and spaced apart from the first front surface (211), and first side surfaces (213) surrounding at least a portion of the first front surface (211) and the first rear surface (212). The first side surfaces (213) may connect an edge of the first front surface (211) and an edge of the first rear surface (212). The first front (211), the first rear (212), and the first side surfaces (213) may define an internal space of the first housing part (210). According to one embodiment, the first housing part (210) may provide a space formed by the first front (211), the first rear (212), and the first side surfaces (213) as a space for arranging components of the electronic device (101).
[0058] According to one embodiment, the second housing part (220) may include a second front surface (221), a second rear surface (222) facing the second front surface (221) and spaced apart from the second front surface (221), and second side surfaces (223) surrounding at least a portion of the second front surface (221) and the second rear surface (222). The second side surfaces (223) may connect an edge of the second front surface (221) and an edge of the second rear surface (222). The second front surface (221), the second rear surface (222), and the second side surfaces (223) may define an interior space of the second housing part (220). According to one embodiment, the second housing part (220) may provide a space formed by a second front surface (221), a second rear surface (222), and second side surfaces (223) surrounding at least a portion of the second front surface (221) and the second rear surface (222), as a space for mounting components of the electronic device (101). According to one embodiment, the second housing part (220) may be coupled to the first housing part (210) so as to be rotatable with respect to the first housing part (210).
[0059] According to one embodiment, each of the first housing part (210) and the second housing part (220) may include a first protective member (214) and a second protective member (224), respectively. The first protective member (214) and the second protective member (224) may be disposed on the first front surface (211) and the second front surface (221) along the edge of the display (230). According to one embodiment, the first protective member (214) and the second protective member (224) may prevent foreign substances (e.g., dust or moisture) from entering through a gap between the display (230) and the first housing part (210) and the second housing part (220). For example, the first protective member (214) may surround an edge of the first flat portion (231) of the display (230), and the second protective member (224) may surround an edge of the second flat portion (232) of the display (230). The first protective member (214) may be formed by being attached to the first side surfaces (213) of the first housing part (210), or may be formed integrally with the first side surfaces (213). The second protective member (224) may be formed by being attached to the second side surfaces (223) of the second housing part (220), or may be formed integrally with the second side surfaces (223).
[0060] According to one embodiment, the first side surfaces (213) and the second side surfaces (223) may include a conductive material, a non-conductive material, or a combination thereof. For example, the second side surfaces (223) may include at least one conductive portion (225) and at least one non-conductive portion (226). The at least one conductive portion (225) may include a plurality of conductive portions that are each spaced apart from each other. The at least one non-conductive portion (226) may be disposed between the plurality of conductive portions. The plurality of conductive portions may be isolated from each other by the at least one non-conductive portion (226) disposed between the plurality of conductive portions. According to one embodiment, the plurality of conductive portions and the plurality of non-conductive portions may together form an antenna radiator. The electronic device (101) may be capable of communicating with an external electronic device through the antenna radiator formed by the plurality of conductive portions and the plurality of non-conductive portions.
[0061] The display (230) may be configured to display visual information. According to one embodiment, the display (230) may be disposed on a first front surface (211) of the first housing part (210) and a second front surface (221) of the second housing part (220) across the hinge structure (250). For example, the display (230) may include a first planar portion (231) disposed on the first front surface (211) of the first housing, a second planar portion (232) disposed on the second front surface (221) of the second housing, and a bending portion (233) disposed between the first planar portion (231) and the second planar portion (232). The first planar portion (231), the second planar portion (232), and the bending portion (233) may form a front surface of the display (230). According to one embodiment, the display (230) may further include a sub-display panel (235) disposed on the second rear surface (222) of the second housing part (220). For example, the display (230) may be referred to as a flexible display. According to one embodiment, the display (230) may include a window exposed toward the outside of the electronic device (101). The window may protect the surface of the display (230) and may include a substantially transparent material to transmit visual information provided by the display (230) to the outside of the electronic device (101). For example, the window may include, but is not limited to, glass (e.g., UTG, ultra-thin glass) and / or a polymer (e.g., PI, polyimide).
[0062] At least one camera (240) may be configured to acquire an image based on receiving light from a subject external to the electronic device (101). According to one embodiment, the at least one camera (240) may include first cameras (241), second cameras (242), and / or third cameras (243). The first cameras (241) may be disposed in the first housing part (210). For example, the first cameras (241) may be disposed inside the first housing part (210) and at least a portion of the first cameras (241) may be visible through the first rear surface (212) of the first housing part (210). The first cameras (241) may be supported by a bracket (not shown) within the first housing part (210). The first housing part (210) may include at least one opening (241a) that overlaps the first cameras (241) when viewed from above on the first rear surface (212). The first cameras (241) may acquire images based on receiving light from the outside of the electronic device (101) through the at least one opening (241a).
[0063] According to one embodiment, the second camera (242) may be disposed in the second housing part (220). For example, the second camera (242) may be disposed inside the second housing part (220) and may be visible through the sub-display panel (235). The second housing part (220) may include at least one opening (242a) that overlaps the second camera (242) when the second rear surface (222) is viewed from above. The second camera (242) may acquire an image based on receiving light from the outside of the electronic device (101) through the at least one opening (242a).
[0064] In one embodiment, the third camera (243) may be disposed in the first housing part (210). For example, the third camera (243) may be disposed inside the first housing part (210) and at least a portion thereof may be visible through the first front surface (211) of the first housing part (210). In another example, the third camera (243) may be disposed inside the first housing part (210) and at least a portion thereof may be visible through the first flat surface (231) of the display (230). The first flat surface (231) of the display (230) may include at least one opening (not shown) that overlaps the third camera (243) when the display (230) is viewed from above. The third camera (243) may acquire an image based on receiving light from the outside of the display (230) through the at least one opening.
[0065] According to one embodiment, the second camera (242) and the third camera (243) may be positioned below the display (230) (e.g., toward the inside of the first housing part (210) or the inside of the second housing part (220). For example, the second camera (242) and the third camera (243) may be under-display cameras (UDCs). When the second camera (242) and the third camera (243) are under-display cameras, an area of the display (230) corresponding to the positions of each of the second camera (242) and the third camera (243) may not be an inactive area. For example, when the second camera (242) and the third camera (243) are under-display cameras, an area of the display (230) corresponding to the respective positions of the second camera (242) and the third camera (243) may have a lower pixel density than the pixel density of other areas of the display (230). The inactive area of the display (230) may mean an area of the display (230) that does not include pixels or does not emit light to the outside of the electronic device (101). As another example, the second camera (242) and the third camera (243) may be punch-hole cameras. When the second camera (242) and the third camera (243) are punch-hole cameras, an area of the display (230) corresponding to the respective positions of the second camera (242) and the third camera (243) may be an inactive area. For example, if the second camera (242) and the third camera (243) are punch hole cameras, an area of the display (230) corresponding to the positions of each of the second camera (242) and the third camera (243) may include an opening that does not include pixels.
[0066] According to one embodiment, the hinge structure (250) can rotatably connect the first housing part (210) and the second housing part (220). The hinge structure (250) can be positioned between the first housing part (210) and the second housing part (220) of the electronic device (101) so that the electronic device (101) can be bent, curved, or folded. For example, the hinge structure (250) can be positioned between a portion of the first side surfaces (213) and a portion of the second side surfaces (223) that face each other. The hinge structure (250) can change the electronic device (101) into an unfolded state in which the first front surface (211) of the first housing part (210) and the second front surface (221) of the second housing part (220) face each other in substantially the same direction, or into a folded state in which the first front surface (211) and the second front surface (221) face each other. When the electronic device (101) is in a folded state, the first housing part (210) and the second housing part (220) can be folded or overlapped by facing each other.
[0067] According to one embodiment, when the electronic device (101) is in a folded state, the direction in which the first front surface (211) faces and the direction in which the second front surface (221) faces may be different from each other. For example, when the electronic device (101) is in a folded state, the direction in which the first front surface (211) faces and the direction in which the second front surface (221) faces may be opposite to each other. For another example, when the electronic device (101) is in a folded state, the direction in which the first front surface (211) faces and the direction in which the second front surface (221) faces may be inclined with respect to each other. When the direction in which the first front surface (211) faces is inclined with respect to the direction in which the second front surface (221) faces, the first housing part (210) may be inclined with respect to the second housing part (220). However, the present invention is not limited thereto. For example, in the folded state of the electronic device (101), the first rear surface (212) of the first housing part (210) may face the second rear surface (222) of the second housing part (220). When the first rear surface (212) and the second rear surface (222) face each other in the folded state of the electronic device (101), the direction in which the first front surface (211) faces and the direction in which the second front surface (221) faces may be opposite to each other. When the first rear surface (212) and the second rear surface (222) face each other in the folded state of the electronic device (101), the display (230) may be directly exposed to the outside in the folded state of the electronic device (101).
[0068] According to one embodiment, the electronic device (101) may be foldable based on a folding axis (f). The folding axis (f) may refer to an imaginary line extending through the hinge cover (251) in a direction substantially parallel to the longitudinal direction of the electronic device (101), but is not limited thereto. For example, the folding axis (f) may be an imaginary line extending in a direction substantially perpendicular to the longitudinal direction of the electronic device (101). When the folding axis (f) extends in a direction substantially perpendicular to the longitudinal direction of the electronic device (101), the hinge structure (250) may extend in a direction parallel to the folding axis (f) to connect the first housing part (210) and the second housing part (220). The first housing part (210) and the second housing part (220) may be rotatable by the hinge structure (250) extending in a direction substantially perpendicular to the longitudinal direction of the electronic device (101).
[0069] According to one embodiment, the hinge structure (250) may include a hinge cover (251), a first hinge plate (252), a second hinge plate (253), and a hinge module (254). The hinge cover (251) may surround internal components of the hinge structure (250) and form an outer surface of the hinge structure (250). According to one embodiment, the hinge cover (251) surrounding the hinge structure (250) may be at least partially exposed to the outside of the electronic device (101) through a space between the first housing part (210) and the second housing part (220) when the electronic device (101) is in a folded state. According to an embodiment, when the electronic device (101) is in an unfolded state, the hinge cover (251) may be covered by the first housing part (210) and the second housing part (220) and may not be exposed to the outside of the electronic device (101).
[0070] According to one embodiment, the first hinge plate (252) and the second hinge plate (253) can be coupled with the first housing part (210) and the second housing part (220), respectively, thereby rotatably connecting the first housing part (210) and the second housing part (220). For example, the first hinge plate (252) can be coupled with the first front bracket (215) of the first housing part (210), and the second hinge plate (253) can be coupled with the second front bracket (227) of the second housing part (220). As the first hinge plate (252) and the second hinge plate (253) are coupled to the first front bracket (215) and the second front bracket (227), respectively, the first housing part (210) and the second housing part (220) can be rotated according to the rotation of the first hinge plate (252) and the second hinge plate (253).
[0071] The hinge module (254) can rotate the first hinge plate (252) and the second hinge plate (253). For example, the hinge module (254) can rotate the first hinge plate (252) and the second hinge plate (253) about the folding axis (f) by including gears that are interlocked with each other and can rotate. According to one embodiment, the hinge module (254) can be a plurality of pieces. For example, the plurality of hinge modules (254) can be arranged spaced apart from each other at both ends of the first hinge plate (252) and the second hinge plate (253), respectively.
[0072] According to one embodiment, the first housing part (210) may include a first front bracket (215) and a first rear bracket (216), and the second housing part (220) may include a second front bracket (227) and a second rear bracket (228). The first front bracket (215) and the first rear bracket (216) may support components of the electronic device (101). The first front bracket (215) may define the first housing part (210) by being coupled with the first rear bracket (216). The first rear bracket (216) may define a portion of an outer surface of the first housing part (210). The second front bracket (227) and the second rear bracket (228) may support components of the electronic device (101). The second front bracket (227) can define a second housing part (220) by being combined with the second rear bracket (228). The second rear bracket (228) can define a portion of an outer surface of the second housing part (220). For example, the display (230) can be disposed on one side of the first front bracket (215) and one side of the second front bracket (227). The first rear bracket (216) can be disposed on the other side of the first front bracket (215) opposite the one side of the first front bracket (215). The second rear bracket (228) can be disposed on the other side of the second front bracket (227) opposite the one side of the second front bracket (227). The sub display panel (235) can be placed between the second front bracket (227) and the second rear bracket (228).
[0073] In one embodiment, a portion of the first front bracket (215) may be surrounded by the first side surfaces (213), and a portion of the second front bracket (227) may be surrounded by the second side surfaces (223). For example, the first front bracket (215) may be formed integrally with the first side surfaces (213), and the second front bracket (227) may be formed integrally with the second side surfaces (223). In another example, the first front bracket (215) may be formed separately from the first side surfaces (213), and the second front bracket (227) may be formed separately from the second side surfaces (223).
[0074] At least one electronic component (260) may implement various functions to be provided to a user. According to one embodiment, at least one electronic component (260) may include a first printed circuit board (261), a second printed circuit board (262), a flexible printed circuit board (263), a battery (264) (e.g., battery (189) of FIG. 1), and / or an antenna (265) (e.g., antenna module (197) of FIG. 1). The first printed circuit board (261) and the second printed circuit board (262) may each form an electrical connection between components within the electronic device (101). For example, components for implementing the overall function of the electronic device (101) (e.g., the processor (120) of FIG. 1) may be placed on the first printed circuit board (261), and at least one electronic component for implementing a part of the function of the first printed circuit board (261) may be placed on the second printed circuit board (262). As another example, components for the operation of the sub-display panel (235) placed on the second rear surface (222) may be placed on the second printed circuit board (262).
[0075] According to one embodiment, the first printed circuit board (261) may be disposed within the first housing part (210). For example, the first printed circuit board (261) may be disposed on one surface of the first front bracket (215). According to one embodiment, the second printed circuit board (262) may be disposed within the second housing part (220). For example, the second printed circuit board (262) may be spaced apart from the first printed circuit board (261) and disposed on one surface of the second front bracket (227). A flexible printed circuit board (263) may connect the first printed circuit board (261) and the second printed circuit board (262). For example, the flexible printed circuit board (263) may extend from the first printed circuit board (261) to the second printed circuit board (262).
[0076] The battery (264) is a device for supplying power to at least one component of the electronic device (101), and may include, for example, a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell. At least a portion of the battery (264) may be arranged substantially on the same plane as the first printed circuit board (261) or the second printed circuit board (262).
[0077] The antenna (265) may be configured to receive power or a signal from outside the electronic device (101). According to one embodiment, the antenna (265) may be positioned between the first rear bracket (216) and the battery (264). The antenna (265) may include, for example, a near field communication (NFC) antenna, an antenna module, and / or a magnetic secure transmission (MST) antenna. The antenna (265) may, for example, perform short-range communication with an external device or wirelessly transmit and receive power required for charging.
[0078] Figures 2d and 2e illustrate exemplary electronic devices.
[0079] Referring to FIGS. 2d and 2e, the electronic device (101) may include a housing (200) including a first housing part (210) and a second housing part (220), and a display (230). The electronic device (101) may provide a different form of folded state and / or unfolded state than that of FIGS. 2a to 2c.
[0080] For example, referring to FIG. 2d, the electronic device (101) may be configured such that, unlike FIGS. 2a to 2c, in the folded state, the first display area (230a) (e.g., the first flat portion (231) of FIG. 2a) faces and separates from the second display area (230b) (e.g., the second flat portion (232) of FIG. 2a). For example, the electronic device (101) illustrated in FIGS. 2a to 2c may be referred to as an in-foldable electronic device in that it is folded inward, but is not limited thereto. The electronic device (101) illustrated in FIG. 2d may be referred to as an out-foldable electronic device in that it is folded outward, but is not limited thereto.
[0081] For example, referring to FIG. 2e, the electronic device (101) may have different major and minor axes based on the regions (230a, 230b, 230c) of the display (230), unlike in FIGS. 2a to 2d. For example, referring to FIGS. 2a to 2d, the major axis of the electronic device (101) may be parallel to the x direction. Referring to FIG. 2e, the major axis of the electronic device (101) may be parallel to the y direction. For example, unlike providing a folding axis (f) parallel to the y axis in FIGS. 2a to 2d, the electronic device (101) may provide a folding axis (f) parallel to the x axis in FIG. 2e.
[0082] According to the above-described embodiment, the electronic device (101) can provide various user experiences to the user by providing various types of folded states and / or unfolded states.
[0083] FIG. 3 is a cross-sectional view of an exemplary electronic device taken along line A-A' of FIG. 2a.
[0084] Referring to FIG. 3, an electronic device (101) may include a housing (200) including a first housing part (210) and a second housing part (220). The electronic device (101) may include a hinge structure (250) that rotatably couples the first housing part (210) and the second housing part (220). The electronic device (101) may include a display (230) disposed on the hinge structure (250), the display including a bending portion (233) coupled to the housing (200) and configured to be deformed according to the rotation of the second housing part (220) relative to the first housing part (210). According to one embodiment, the display (230) may include at least one window (310), a polarizing plate (320), a display panel (330), a support plate (340), an adhesive member (350), and an electromagnetic induction panel (360). The hinge structure (250) may include a hinge cover (251), a first hinge plate (252), and a second hinge plate (253).
[0085] According to one embodiment, the display (230) may include a first planar portion (231), a second planar portion (232) spaced apart from the first planar portion (231), and a foldable bending portion (233) connecting the first planar portion (231) and the second planar portion (232).
[0086] The unfolded state of the electronic device (101) may be a state in which the first flat surface (231) and the second flat surface (232) of the display (230) face the same direction (e.g., +z direction). For example, the housing (200) may include a first front surface (e.g., the first front surface (211) of FIG. 2A) on which the first flat surface (231) is disposed, and a second front surface (e.g., the second front surface (221) of FIG. 2A) on which the second flat surface (232) is disposed. The unfolded state may be a state in which the first front surface (211) and the second front surface (221) face the same direction. For example, the unfolded state may be a state in which the display (230) is unfolded. The above unfolded state may be a state in which the first flat portion (231), the second flat portion (232), and the bending portion (233) of the display (230) substantially form a flat surface.
[0087] The folded state of the electronic device (101) may be a state in which the first flat portion (231) and the second flat portion (232) of the display (230) face each other. For example, the folded state may be a state in which the direction in which the first flat portion (231) faces (e.g., -x direction) is opposite to the direction in which the second flat portion (232) faces (e.g., +x direction). For example, the folded state may be a state in which the direction in which the first front surface (211) on which the first flat portion (231) is disposed is opposite to the direction in which the second front surface (221) on which the second flat portion (232) is disposed is opposite. For example, the folded state may be a state in which the first flat portion (231) and the second flat portion (232) come into contact by folding the bending portion (233).
[0088] For example, in the unfolded state of the electronic device (101), the first planar portion (231) may face the same direction (e.g., +z direction) as the second planar portion (232). For example, in the folded state of the electronic device (101), the first planar portion (231) may face the second planar portion (232). For example, the first planar portion (231) may contact the second planar portion (232) in the folded state. For example, the first planar portion (231) and the second planar portion (232) may form a substantially flat surface in the unfolded state of the electronic device (101) and the folded state of the electronic device (101). For example, the first planar portion (231) and the second planar portion (232) may be non-deformable portions of the display (230). For example, the first planar portion (231) and the second planar portion (232) may be portions that do not deform (e.g., do not bend) and / or maintain a substantially flat shape even when the state of the electronic device (101) is switched between the folded state and the unfolded state.
[0089] For example, the bending portion (233) may extend from the first flat portion (231) to the second flat portion (232). For example, the bending portion (233) may be positioned between the first flat portion (231) and the second flat portion (232). For example, the bending portion (233) may be configured to rotate the second flat portion (232) relative to the first flat portion (231) by being deformed.
[0090] According to one embodiment, the housing (200) can support the display (230). The housing (200) can include a first housing part (210) that supports a first planar portion (231) and a second housing part (220) that supports a second planar portion (232). For example, the first housing part (210) can surround at least a portion of the first planar portion (231). The second housing part (220) can surround at least a portion of the second planar portion (232). For example, the second housing part (220) can be configured to be rotatable with respect to the first housing part (210). The second housing part (220) can rotate with respect to the first housing part (210), thereby rotating the second planar portion (232) with respect to the first planar portion (231). For example, when viewing the display (230) from above (e.g., when viewing in the -z direction), the first housing part (210) may overlap the first planar portion (231). For example, when viewing the display (230) from above (e.g., when viewing in the -z direction), the second housing part (220) may overlap the second planar portion (232).
[0091] For example, the first planar portion (231) may be disposed on the first housing part (210). The second planar portion (232) may be disposed on the second housing part (220). It should be understood that when an element is referred to as being "on" another element in this document, it may mean that it is directly on the other element or that there may be intermediate elements therebetween. It should also be noted that when an element is referred to as being "on" another element, it may mean that the element may be attached to, integrally joined to, or formed with the other element, and it should not be construed as limiting the arrangement relationship between the two elements.
[0092] For example, within this document, "B disposed on A" may represent "B disposed over A." For example, within this document, "B disposed on A" may represent "B facing A and spaced apart from A." For example, "the first planar portion (231) disposed on the first housing part (210)" may represent "the first planar portion (231) that contacts the first housing part (210)." For example, "the first planar portion (231) disposed on the first housing part (210)" may represent "the first planar portion (231) facing the first housing part (210) and spaced apart from the first housing part (210)."
[0093] For example, within this document, "B on A" may represent "B at least partially disposed on one surface of A." For example, within this document, "B on A" may represent "B formed on A." For example, within this document, "B on A" may mean "B having a portion formed on one surface of A and a remaining portion formed on the other surface of A opposite to said one surface." For example, "B on A" may mean "B having a portion bonded to an outer surface of A and a remaining portion bonded to an interior surface of A." For example, when referring to FIG. 4A together, "one or more conductive lines (401) on a substrate (410)" may mean "one or more conductive lines (401) bonded on one surface of the substrate (410)." For example, "one or more conductive lines (401) on the substrate (410)" may mean "one or more conductive lines (401) that are at least partially formed on one surface of the substrate (410) and the remaining portion of which is formed inside the substrate (410)". For example, "one or more conductive lines (401) on the substrate (410)" may mean "one or more conductive lines (401) that extend from one surface of the substrate (410), penetrate the substrate (410), and extend to the other surface of the substrate (410) opposite the one surface." However, the embodiments supported in the present disclosure are not limited thereto.
[0094] According to one embodiment, the hinge structure (250) may be configured to rotatably connect the first housing part (210) and the second housing part (220) to provide a folded state in which the first flat portion (231) faces the second flat portion (232), and an unfolded state in which the first flat portion (231) and the second flat portion (232) face the same direction. For example, the hinge structure (250) may rotatably connect the first housing part (210) and the second housing part (220). For example, the hinge structure (250) may be at least partially disposed between the first housing part (210) and the second housing part (220). For example, the hinge structure (250) may support the bending portion (233) of the display (230). For example, the hinge structure (250) may be configured to deform the bending portion (233) by rotatably connecting the first housing part (210) and the second housing part (220). For example, the hinge structure (250) may overlap the bending portion (233) when the display (230) is viewed from above (e.g., when viewed in the -z direction).
[0095] According to one embodiment, at least one window (310) may be a layer of the display (230) that is exposed to the outside of the electronic device (101). The at least one window (310) may be substantially transparent, thereby allowing light emitted from the display (230) to pass therethrough, thereby emitting the light to the outside of the electronic device (101). For example, the at least one window (310) may include a stacked structure of a plurality of windows, but is not limited thereto. For example, at least a portion of the at least one window (310) (e.g., a portion included in the bending portion (233) of the display (230)) may be flexible, thereby being deformable.
[0096] According to one embodiment, a polarizing plate (320) may be attached under at least one window (310) of a display (230). The polarizing plate (320) may reduce the amount of light reflected within the display (230) after being incident from the outside of the electronic device (101) through the at least one window (310). As the amount of light reflected within the display (230) is reduced by the polarizing plate (320), the visibility of the display (230) may be improved.
[0097] According to one embodiment, the polarizing plate (320) may be omitted within the display (230). The display (230) may include a color filter layer in a color filter on encapsulation (COE) manner. For example, the electronic device (101) may include a camera disposed under the display (230). The camera may be referred to as an under-display camera (UDC) in that it is disposed under the display (230). The display (230) may require a structure in which the polarizing plate (320) is omitted for the camera. For example, the display (230) may increase the transmittance of the display (230) and reduce the thickness of the display (230) by not including the polarizing plate (320). According to one embodiment, the color filter layer within the display (230) may perform substantially the same or similar function as the polarizing plate (320) disposed within the display (230) including organic light emitting diodes (OLEDs). The color filter layer may include a plurality of color filters corresponding to the color of each pixel included within the color filter layer, and a plurality of light-shielding portions (e.g., a black matrix). For example, the plurality of color filters may include, but are not limited to, a red color filter, a green color filter, and a blue color filter. The plurality of color filters may improve the color purity of the display (230). For example, a light-shielding portion may be disposed for each unit pixel including a red pixel, a green pixel, and a blue pixel.For example, a red color filter, a green color filter, and a blue color filter may be arranged within the display (230), and a light-shielding portion (e.g., a black PDL, pixel define layer) may be arranged to reduce reflection of light from the outside of the electronic device (101), thereby replacing the polarizing plate (320). Although the light-shielding portion has been described as having a black color, the present invention is not limited thereto, and the light-shielding portion may have an opaque color for reflection of light from the outside of the electronic device (101).
[0098] According to one embodiment, the support plate (340) can support display layers (305) of a display (230) attached on the support plate (340). The display layers (305) can include a display panel (330) configured to provide visual information through the display (230). For example, the support plate (340) can include a first planar area (341) included in a first planar portion (231) of the display (230), a second planar area (342) spaced apart from the first planar area (341) and included in a second planar portion (232) of the display (230), and a bending area (343) connecting the first planar area (341) and the second planar area (342) and included in a bending portion (233) of the display (230). For example, the bending area (343) of the support plate (340) may include a plurality of openings (345) to provide flexibility to the bending portion (233) of the display (230). For example, at least a portion of the first planar area (341) and / or at least a portion of the second planar area (342) connected to the bending area (343) may include a plurality of openings (345) to reduce damage to the planar portions (231, 232) of the display (230) while the electronic device (101) is changed from an unfolded state to a folded state or from the folded state to the unfolded state. However, the embodiment is not limited thereto.
[0099] For example, the plurality of openings (345) may each have a width in a direction parallel to the x-axis. The width of each of the plurality of openings (345) may be substantially the same, but is not limited thereto. For example, the sizes and / or lengths of at least some of the plurality of openings (345) may be different from each other. For example, the plurality of openings (345) may be formed in a portion of the first planar region (341) and the bending region (343). The plurality of openings (345) may be arranged such that the width and / or length gradually decrease from the first planar region (341) to the folding axis of the bending region (343) (e.g., the folding axis (f) of FIG. 2A). For example, the plurality of openings (345) may be formed in a portion of the second planar region (342) and the bending region (343). The plurality of openings (345) may be arranged such that the width and / or length gradually decrease from the second planar region (342) to the folding axis (f) of the bending region (343). For example, the plurality of openings (345) may be arranged such that the density per unit area within the support plate (340) decreases from the planar regions (341, 342) to the bending region (343). However, the embodiment is not limited thereto, and the plurality of openings (345) may be formed or arranged in various shapes to provide flexibility to the bending portion (233) of the display (230). For example, the support plate (340) may guide deformation of the display layers (305) included in the bending portion (233) and disposed on the support plate (340) by including a bending region (343) including a plurality of openings (345), and may support the display layers (305). The support plate (340) may be referred to as a lattice structure and / or a lattice plate in terms of including a plurality of openings (345) for guiding deformation of the display (230), but is not limited thereto.
[0100] According to one embodiment, the adhesive member (350) disposed within the display (230) may include a plurality of adhesive layers. For example, although not shown, the adhesive member (350) may include adhesive layers that attach each of the display layers (305) disposed on the support plate (340) to each other. For example, the adhesive member (350) may include a first adhesive layer (351) that attaches the support plate (340) to the display panel (330). For example, the adhesive member (350) may include a second adhesive layer (352) that attaches the electromagnetic induction panel (360) to the support plate (340). However, the above-described embodiments are exemplary and are not limited thereto, and the adhesive member (350) may include a plurality of adhesive layers that attach the plurality of display layers within the display (230) to each other, and the characteristics of each of the plurality of adhesive layers may be substantially the same as or different from each other.
[0101] According to one embodiment, the electromagnetic induction panel (360) can be coupled with a stylus (30) that can be used with the display (230). The electromagnetic induction panel (360) may be referred to as a digitizer in terms of interacting with the stylus (30), but is not limited thereto. For example, the electromagnetic induction panel (360) may be configured to electromagnetically interact with the stylus (30). A processor of the electronic device (101) (e.g., processor (120) of FIG. 1) may be configured to obtain input information from the electrical interaction between the stylus (30) and the electromagnetic induction panel (360). For example, the electromagnetic induction panel (360) may generate a magnetic field of a specified strength by causing an alternating current to flow through the electromagnetic induction panel (360). As the stylus (30) approaches the electromagnetic induction panel (360), an induced current may flow in a coil disposed within the stylus (30) due to the magnetic field. The stylus (30) may detect the induced current flowing in the coil and transmit an electromagnetic wave signal to the electromagnetic induction panel (360). The electromagnetic induction panel (360) may be configured to detect the position and intensity of the electromagnetic wave signal received from the stylus (30) and transmit information related to the electromagnetic wave signal (405) to the processor (120) of the electronic device (101). The processor (120) may be configured to receive information related to the electromagnetic wave signal from the electromagnetic induction panel (360) and display information according to the operation of the stylus (30) through the display (230).
[0102] For example, the electromagnetic induction panel (360) may be attached (e.g., via the second adhesive layer (352)) under the support plate (340). For example, the electromagnetic induction panel (360) may include a first panel (361) attached to a first planar area (341) of the support plate (340) and a second panel (362) attached to a second planar area (342) of the support plate (340) to provide flexibility to the bending portion (233) of the display (230). The first panel (361) and the second panel (362) may each be separated from each other within the bending portion (343) of the display (230). By separating the first panel (361) and the second panel (362), the electromagnetic induction panel (360) can provide flexibility to the bending area (343) of the display (230) while the electronic device (101) is changed from an unfolded state to a folded state or from a folded state to an unfolded state.
[0103] According to one embodiment, the electromagnetic induction panel (360) (e.g., the first panel (361) and / or the second panel (362)) may include one or more conductive lines (e.g., one or more conductive lines (401) of FIG. 4A) configured to provide an electromagnetic field to a stylus (30) usable with the display (230). The electronic device (101) may require an integral electromagnetic induction panel (360) structure with the support plate (340), wherein the one or more conductive lines (401) are formed on the support plate (340) including a plurality of openings (345), so as to simplify the structure of the display (230) and provide flexibility to the display (230), thereby providing the electromagnetic field to the stylus (30). The structure of the electromagnetic induction panel (360) is described through the illustration and description of FIG. 4A and below.
[0104] Fig. 4a illustrates a portion of an electromagnetic induction panel of an exemplary electronic device. Figs. 4b and 4c are partial cross-sectional views of the exemplary electronic device taken along line B-B' of Fig. 2a.
[0105] Referring to FIGS. 4A, 4B, and 4C, the display (230) of the electronic device (101) may include a display panel (e.g., the display panel (330) of FIG. 3) and an electromagnetic induction panel (360). The electromagnetic induction panel (360) may include a substrate (410) and one or more conductive lines (401) on the substrate (410).
[0106] According to one embodiment, the substrate (410) may have a structure corresponding to the support plate (340) of FIG. 3. For example, the substrate (410) may include a first region (411) included in a first planar portion (e.g., the first planar portion (231) of FIG. 3) of the display (230), a second region (412) included in a second planar portion (e.g., the second planar portion (232) of FIG. 3) spaced apart from the first planar portion (231) of the display (230), and a third region (413) connecting the first region (411) and the second region (412) and included in a bending portion (e.g., the bending portion (233) of FIG. 3) of the display (230). The third region (413) may include a plurality of holes (414) to provide flexibility to the bending portion (233). For example, the plurality of holes (414) may each have a length (or major axis) in a direction parallel to the folding axis (e.g., the folding axis (f) of FIG. 2A) of the electronic device (101) to guide deformation of the bending portion (233) of the display (230) while the electronic device (101) is changed from an unfolded state to a folded state or from the folded state to the unfolded state. However, the present invention is not limited thereto. The electromagnetic induction panel (360) may include a structure in which one or more conductive lines (401) configured to provide an electromagnetic field for interfacing with a stylus (e.g., the stylus (30) of FIG. 3) are formed on a substrate (410) including the plurality of holes (414), thereby providing flexibility to the bending portion (233) of the display (230).
[0107] According to one embodiment, one or more conductive lines (401) may be configured to provide an electromagnetic field to a stylus (30) usable with the display (230). The one or more conductive lines (401) may be formed on a substrate (410). For example, the one or more conductive lines (401) may be disposed on the substrate (410). For example, at least a portion of the one or more conductive lines (401) may be formed on a surface of the substrate (410). For example, the one or more conductive lines (401) may be configured to form an electromagnetic field for interaction with the stylus (30) based on a current flowing in the one or more conductive lines (401).
[0108] According to one embodiment, the one or more conductive lines (401) may include a plurality of conductive lines. For example, the one or more conductive lines (401) may include a first conductive line (420) and a second conductive line (430). The first conductive line (420) and the second conductive line (430) may each be formed on a first side (410a) of the substrate (410) facing the display panel (e.g., the display panel (330) of FIG. 3). For example, the one or more conductive lines (401) may include a third conductive line (450) and a fourth conductive line (460) formed on a second side (410b) of the substrate (410) opposite to the first side (410a) facing the display panel (330). The first conductive line (420) and the second conductive line (430) may at least partially overlap each other when the first surface (410a) is viewed from above (e.g., when viewed in the +z direction). The third conductive line (450) and the fourth conductive line (460) may at least partially overlap each other when the second surface (410b) is viewed from above (e.g., when viewed in the -z direction). For example, the conductive lines (420, 430, 450, 460) may each be configured to provide an electromagnetic field for the stylus (30), but the above-described embodiments are exemplary, and one or more of the conductive lines (401) may include a plurality of conductive lines each configured to form an electromagnetic field for interfacing with the stylus (30), including the aforementioned and illustrated conductive lines (420, 430, 450, 460).
[0109] According to one embodiment, one or more conductive lines (401) may include one or more looped portions. The looped portion may be, for example, a closed curve, a twisted portion, and / or a wound portion of one or more conductive lines (401). The one or more conductive lines (401) may include a plurality of looped portions, and may include a structure (e.g., the structure of FIGS. 5A to 5C) in which one looped portion and another looped portion extending from the one looped portion surround the one looped portion. For example, referring to FIG. 4A, a first conductive line (420) may include a first looped portion (421) formed on a first region (411) of a substrate (410), and a second looped portion (422) formed on a second region (412) of the substrate (410). For example, the second conductive line (430) may include a third looped portion (431) formed on a third region (413) of the substrate (410) and a fourth looped portion (432) formed on a second region (412) of the substrate (410). The third looped portion (431) may be formed on the third region (413), for example, to surround at least some of the plurality of holes (414) within the third region (413). However, the above-mentioned embodiments are exemplary and not limited thereto, and one or more conductive lines (401) may include a plurality of looped portions for providing an electromagnetic field to the stylus (30).
[0110] According to one embodiment, one or more conductive lines (401) may include connecting portions for connecting looped portions disposed in a first region (411) of the substrate (410) to looped portions disposed in a second region (412). The connecting portions may be disposed across a third region (413) for connecting the first region (411) and the second region (412) of the substrate (410) and providing flexibility to the display (230). The third region (413) may include a plurality of bridge portions (415) for separating a plurality of holes (414) and for allowing the connecting portions to be disposed in the third region (413). For example, referring to FIG. 4A, a first conductive line (420) may include a first connecting portion (423) and a second connecting portion (424) extending from a first looped portion (421) on a first region (411), across a third region (413), to a second looped portion (422) on a second region (412). The first connecting portion (423) and the second connecting portion (424) may be formed at least partially on the third region (413), respectively, via a plurality of bridge portions (415) within the third region (413). For example, the second conductive line (430) may include a third connecting portion (433) and a fourth connecting portion (434) extending from a third looped portion (431) on the third region (413), across the third region (413), to a fourth looped portion (432) on the second region (412). The third connecting portion (433) and the fourth connecting portion (434) may each be formed at least partially on the third region (413) via a plurality of bridge portions (415) within the third region (413).However, the above-mentioned embodiments are exemplary and not limited thereto, and one or more conductive lines (401) may include a plurality of connecting portions arranged to bypass a plurality of holes (414) of the third region (413) to interconnect a plurality of looped portions for providing an electromagnetic field to the stylus (30).
[0111] According to one embodiment, the electromagnetic induction panel (360) may include a non-conductive material (440) covering one or more conductive lines (401). For example, referring to FIGS. 4b and 4c, the one or more conductive lines (401) may include conductive lines (420, 430, 450, 460) formed on a first side (410a) of the substrate (410) facing the display panel (330) and a second side (410b) opposite the first side (410a). The non-conductive material (440) may be disposed on the first surface (410a) and the second surface (410b), thereby covering the first surface (410a), the second surface (410b), and the conductive lines (420, 430, 450, 460) formed on the first surface (410a) and the second surface (410b). For example, the non-conductive material (440) may cover one or more conductive lines (401) on the substrate (410), thereby reducing contamination and / or corrosion of the substrate (410) and / or one or more conductive lines (401) on the substrate (410) by foreign substances (e.g., foreign substances) or damage by heat. However, the above-mentioned embodiments are illustrative and are not limited thereto.
[0112] For example, referring to FIG. 4B, one or more conductive lines (401) may include first conductive lines (420) and second conductive lines (430) disposed on a first side (410a) of a substrate (410) facing the display layers (305) including the display panel (330). A non-conductive material (440) may be disposed between an adhesive material (350) and the first side (410a) to attach the electromagnetic induction panel (360) to the display layers (305) by covering the first conductive line (420), the second conductive line (430), and the first side (410a) of the substrate (410). For example, referring to FIG. 4C, one or more conductive lines (401) may include a third conductive line (450) and a fourth conductive line (460) disposed on a second side (410b) of the substrate (410) opposite to the first side (410a) facing the display panel (330). The electronic device (101) may further include a waterproof member (470) to reduce foreign substances from entering through a gap between the housing (200) of the electronic device (101) and the electromagnetic induction panel (360) from the outside of the electronic device (101). A non-conductive material (440) may be at least partially attached to the waterproof member (470) by covering the third conductive line (450), the fourth conductive line (460), and the second side (410b) of the substrate (410). The above non-conductive material (440) is attached to the waterproof member (470), thereby reducing the inflow of foreign substances from the outside of the electronic device (101) through the gap between the housing (200) and the electromagnetic induction panel (360) together with the waterproof member (470). However, the above-described embodiments are exemplary and are not limited thereto.
[0113] According to one embodiment, among the one or more conductive lines (401), portions disposed in the third region (413) of the substrate (410) may be required to have a relatively thin line width with respect to portions disposed in the first region (411) and the second region (412) of the substrate (410) in order to be disposed between the plurality of holes (414) in the third region (413). For example, referring to FIG. 4A, the first connection portion (423) and the second connection portion (424) disposed on the plurality of bridge portions (415) of the third region (413) among the first conductive lines (420) may have relatively thin line widths with respect to the first looped portion (421) and the second looped portion (422) disposed in the first region (411) and the second region (412), respectively, among the first conductive lines (420). For example, the resistance of one or more conductive lines (401) may relatively increase by the portions having relatively thin line widths disposed in the third region (413). In order to reduce the resistance, the one or more conductive lines (401) may be required to have a structure in which the line widths of the portions disposed in the first region (411) and the second region (412) are thicker than the line widths of the portions disposed in the third region (413). Due to the difference in the line widths of the respective portions of the one or more conductive lines (401) disposed in each of the regions (411, 412, 413), a step may be formed on the substrate (410) by the one or more conductive lines (401) and / or the non-conductive material (440) covering the one or more conductive lines (401).
[0114] For example, referring to FIG. 4B, the first conductive line (420) and the second conductive line (430) disposed on the second region (412) of the substrate (410) may be caused to form a step in the non-conductive material (440) covering the first conductive line (420) and the second conductive line (430) due to relatively thick line widths and / or gap widths therebetween. For example, the width of the second conductive line (430) may be greater than the width of the first conductive line (420). For example, the gap width formed between the second conductive lines (430) may be smaller than the gap width formed between the first conductive lines (420). Since the second conductive line (430) has a relatively thick line width with respect to the first conductive line (420), a step may be formed in the non-conductive material (440) covering the first conductive line (420) and the second conductive line (430), or the visibility of the display (230) may be reduced. Since the gap width formed by the second conductive line (430) is smaller than the gap width formed by the first conductive line (420), a step may be formed in the non-conductive material (440) covering the first conductive line (420) and the second conductive line (430), or the visibility of the display (230) may be reduced. The non-conductive material (440) may form a step due to, for example, a difference in height (h1) of a portion disposed on the first conductive line (420) and the second conductive line (430) and a difference in height (h2) of a portion disposed between each of the first conductive line (420) and the second conductive line (430). Due to the step, the visibility of the display layers (305) disposed on the non-conductive material (440) and / or the display (230) including the display layers (305) may be reduced.
[0115] For example, referring to FIG. 4C, the third conductive line (450) and the fourth conductive line (460) disposed on the second region (412) of the substrate (410) may be caused to form a step in the non-conductive material (440) covering the third conductive line (450) and the fourth conductive line (460) due to relatively thick line widths and / or gap widths therebetween. For example, the width of the fourth conductive line (460) may be greater than the width of the first conductive line (420). For example, the gap width formed between the fourth conductive lines (460) may be smaller than the gap width formed between the third conductive lines (450). Since the fourth conductive line (460) has a relatively thick line width with respect to the third conductive line (450), a step may be formed in the non-conductive material (440) covering the third conductive line (450) and the fourth conductive line (460), or the waterproof performance of the electronic device (101) through the waterproof member (470) may be deteriorated. Since the gap width formed by the fourth conductive line (460) is smaller than the gap width formed by the third conductive line (450), a step may be formed in the non-conductive material (440) covering the third conductive line (450) and the fourth conductive line (460), or the waterproof performance of the electronic device (101) through the waterproof member (470) may be deteriorated. The non-conductive material (440) may form a step due to, for example, a difference in height (h3) of a portion disposed on the third conductive line (450) and the fourth conductive line (460) and a difference in height (h4) of a portion disposed between each of the third conductive line (450) and the fourth conductive line (460). Due to the step, the adhesion area and / or adhesion force between the waterproof member (470) and the non-conductive material (440) may be reduced.As the adhesive force between the waterproof member (470) and the non-conductive material (440) decreases, the waterproof performance of the electronic device (101) to prevent foreign substances from entering from the outside of the electronic device (101) through the gap between the housing (200) and the electromagnetic induction panel (360) may decrease. The electromagnetic induction panel (360) may require a structure to reduce the step formed by one or more conductive lines (401) and / or the non-conductive material (440) in order to improve the visibility of the display (230) and the waterproof performance of the electronic device (101). The structure of the electromagnetic induction panel (360) is described below through the illustration and description of FIG. 5A and below.
[0116] Figures 5a, 5b, and 5c illustrate portions of exemplary electromagnetic induction panels. Figure 5d is a cross-sectional view of the exemplary electromagnetic induction panel taken along line C-C' of Figure 5b. Figure 5e illustrates a portion of the exemplary electromagnetic induction panel.
[0117] Referring to FIGS. 5A, 5B, 5C, 5D, and 5E, an electronic device (e.g., the electronic device (101) of FIG. 1) and / or a display (e.g., the display (230) of FIG. 2A) of the electronic device (101) may include a display panel (e.g., the display panel (330) of FIG. 3) and an electromagnetic induction panel (360). The electromagnetic induction panel (360) may include one or more conductive lines (401) on the substrate (410) configured to provide an electromagnetic field to a substrate (410) and a stylus (e.g., the stylus (30) of FIG. 3) usable with the display (230). The one or more conductive lines (401) may include a looped portion (501). The electromagnetic induction panel (360) may include one or more dummy lines (402) surrounded by the looped portion (501).
[0118] According to one embodiment, one or more conductive lines (401) may include a plurality of vertical portions (510) and a plurality of horizontal portions (520) connecting the plurality of vertical portions (510). For example, the plurality of vertical portions (510) may each extend in a first direction (e.g., +y direction) or have a length (or major axis) in the first direction. The plurality of vertical portions (510) may be spaced apart from each other by being arranged in a second direction (e.g., +x direction) that is perpendicular to the first direction. For example, the plurality of horizontal portions (520) may each extend in a second direction (e.g., +x direction) or have a length (or major axis) in the second direction. The plurality of horizontal portions (520) may each extend in the second direction, thereby connecting the plurality of vertical portions (510) that each extend in a first direction (e.g., +y direction) that is perpendicular to the second direction. The plurality of horizontal portions (520) may be spaced apart from each other by being arranged in the first direction. For example, the plurality of vertical portions (510) may be evenly arranged in a designated direction (e.g., +x direction) together with one or more dummy lines (402). However, the above-described embodiments are exemplary and are not limited to the terms and / or directions used, and one or more conductive lines (401) may be configured to form a looped portion (501) by including portions (e.g., the plurality of vertical portions (510)) that are arranged in a designated direction (e.g., +x direction) and are spaced apart from each other and portions (e.g., the plurality of horizontal portions (520)) that connect the portions that are spaced apart from each other.
[0119] According to one embodiment, the looped portion (501) of one or more conductive lines (401) may include a first vertical portion (511), a second vertical portion (512) parallel to the first vertical portion (511), and first horizontal portions (521) and second horizontal portions (522) connecting the first vertical portion (511) and the second vertical portion (512). For example, one or more dummy lines (402) may be positioned between the first vertical portion (511) and the second vertical portion (512). The looped portion (501) may include first horizontal portions (521) and second horizontal portions (522) that are spaced apart from each other and connecting the first vertical portion (511) and the second vertical portion (512), thereby forming a loop surrounding the one or more dummy lines (402). However, the above-described embodiment is exemplary and is not limited thereto.
[0120] Referring to FIG. 5a, as the line width of one or more dummy lines (402) surrounded by a plurality of vertical sections (510) and a looped portion (501) becomes relatively large, a step as illustrated and described in FIGS. 4b and 4c may be formed.
[0121] Referring to FIG. 5B, unlike FIG. 5A, at least some of the plurality of vertical portions (510) may include at least one slit (550). By having at least some of the plurality of vertical portions (510) include the at least one slit (550), the plurality of vertical portions (510) may provide additional space between one or more conductive lines (401) in which a non-conductive material (440) can be filled, and may reduce damage to the electromagnetic induction panel (360) due to external impact. The at least one slit (550) may include, for example, a plurality of slits formed in each of the plurality of vertical portions (510). The plurality of slits may extend in a first direction (e.g., +y direction) in which the plurality of vertical portions (510) extend, or may have a length (or major axis) in the first direction, but the embodiment is not limited thereto.
[0122] For example, a first vertical portion (511) of a looped portion (501) may include a first slit (551). A second vertical portion (512) parallel to the first vertical portion (511) of the looped portion (501) may include a second slit (552). For example, the first slit (551) and the second slit (552) may be parallel to each other, but are not limited thereto. For example, the one or more conductive lines (401) may include a third vertical portion (513) adjacent to the first vertical portion (511) and a fourth vertical portion (514) adjacent to the second vertical portion (512). In this document, when an element is referred to as being adjacent to another element, it may be referred to as being disposed right next to the other element, but is not limited thereto. The third vertical portion (513) may include a third slit (553) parallel to the first slit (551) of the first vertical portion (511). The fourth vertical portion (514) may include a fourth slit (554) parallel to the second slit (552) of the second vertical portion (512). However, the above-described embodiment is exemplary and is not limited thereto, and the plurality of vertical portions (510) may each include slits to provide additional space through which a non-conductive material (440) can be filled. The plurality of vertical portions (510) may improve the visibility of the display (230) and / or the waterproof performance of the electronic device (101) by providing additional space for the non-conductive material (440) through the slits.
[0123] According to one embodiment, one or more dummy lines (402) may be surrounded by a looped portion (501). The one or more dummy lines (402) may be parallel to a first vertical portion (511) and a second vertical portion (512). The one or more dummy lines (402) may include, for example, a plurality of dummy lines (530). For example, the plurality of dummy lines (530) may include a first dummy line (531) adjacent to the first vertical portion (511) and a second dummy line (532) parallel to the first dummy line (531) and adjacent to the second vertical portion (512). However, the embodiment is not limited thereto, and for example, referring to FIG. 5B, the plurality of dummy lines (530) may further include a third dummy line (533) and a fourth dummy line (534) positioned between the first dummy line (531) and the second dummy line (532). However, the above-described embodiments are exemplary and not limited thereto, and the electromagnetic induction panel (360) may include one or more dummy lines (402) surrounded by the looped portion (501), thereby reducing the deterioration of the visibility of the display (230) and / or the deterioration of the waterproof performance of the electronic device (101) due to the gap width between the first vertical portion (511) and the second vertical portion (512) of the looped portion (501).
[0124] According to one embodiment, the gap width (g1) between the first vertical portion (511) of the looped portion (501) and the first dummy line (531) adjacent to the first vertical portion (511) may correspond to the width (w1) of the first slit (551) formed in the first vertical portion (511). When it is mentioned in this document that a characteristic of one element corresponds to a characteristic of another element, it may mean that the characteristic of one element is substantially the same as the characteristic of the other element, but is not limited thereto. For example, referring to FIG. 5B, the first dummy line (531) may face the first vertical portion (511). The first dummy line (531) may extend along the first dummy line (531) and be parallel to the first dummy line (531). The first slit (551) formed in the first vertical portion (511) may be parallel to the first dummy line (531). The width (w1) of the first slit (551) may be substantially the same as the gap width (g1) between the first vertical portion (511) including the first slit (551) and the first dummy line (531). However, the above-described embodiment is exemplary and is not limited thereto, and the gap width between one vertical portion including a slit among the plurality of vertical portions (510) and one dummy line adjacent to the one vertical portion may correspond to the width of the slit formed in the one vertical portion. For example, when a second slit (552) is formed in the second vertical portion (512) of the looped portion (501), the gap width (g3) between the second vertical portion (512) and the second dummy line (532) adjacent to the second vertical portion (512) may correspond to the width (w2) of the second slit (552) formed in the second vertical portion (512). However, the above-described embodiment is exemplary and is not limited thereto.The electromagnetic induction panel (360) is configured such that a gap width between one vertical portion including a slit among a plurality of vertical portions (510) and one dummy line adjacent to the one vertical portion corresponds to a width of the slit formed in the one vertical portion, thereby reducing the formation of a step by one or more conductive lines (401) and / or a non-conductive material (440) covering the one or more conductive lines (401). The electromagnetic induction panel (360) can improve the visibility of the display (230) and / or the waterproof performance of the electronic device (101) by reducing the formation of the step.
[0125] According to one embodiment, the first vertical portion (511) may include a first portion (511a) and a second portion (511b) separated by a first slit (551) and parallel to a first dummy line (531) adjacent to the first vertical portion (511), respectively. A width (d1) of the first portion (511a) may correspond to a width of the second portion (511b). A width (d) of the first dummy line (531) may correspond to the width (d1) of the first portion (511a). For example, the first portion (511a) and the second portion (511b) of the first vertical portion (511) may be branched from each other by a first slit (551) formed in the first vertical portion (511). The first vertical portion (511) and the second vertical portion (512) may face each other by being spaced apart from each other by the slit (551). For example, the first portion (511a) may face the first dummy line (531). The first portion (511a) may be positioned between the first dummy line (531) and the second portion (511b). The width (d1) of the first portion (511a) and the width (d2) of the second portion (511b) may be substantially the same as the width (d) of the first dummy line (531), respectively. However, the above-described embodiment is exemplary and is not limited thereto, and the width of each of the portions branched by the slit of one vertical portion including the slit among the plurality of vertical portions (510) may correspond to the width of one dummy line adjacent to the one vertical portion. For example, when the second vertical portion (512) includes a second slit (552), the second vertical portion (512) may include a fifth portion (512a) and a sixth portion (512b) separated by the second slit (552). The width (d5) of the fifth portion (512a) and the width (d6) of the sixth portion may be substantially equal to the width (d) of the second dummy line (532) adjacent to the second vertical portion (512).However, the above-described embodiments are exemplary and not limited thereto, and the electromagnetic induction panel (360) is configured such that the width of each of the portions separated by the slit in one vertical portion including the slit among the plurality of vertical portions (510) corresponds to the width of one dummy line adjacent to the one vertical portion, thereby reducing the formation of a step by one or more conductive lines (401) and / or a non-conductive material (440) covering the one or more conductive lines (401). The electromagnetic induction panel (360) can improve the visibility of the display (230) and / or the waterproof performance of the electronic device (101) by reducing the formation of the step.
[0126] According to one embodiment, the one or more conductive lines (401) may include portions (513, 514, 523, 534) surrounding the looped portion (501). For example, the one or more conductive lines (401) may include a third vertical portion (513) facing the first vertical portion (511), a fourth vertical portion (514) facing the second vertical portion (512), a third horizontal portion (523) facing the first horizontal portion (521), and a fourth horizontal portion (524) facing the second horizontal portion (522). The third horizontal portion (523) may connect the third vertical portion (513) and the fourth vertical portion (514). The third vertical portion (513) and the fourth vertical portion (514) may be parallel to the first vertical portion (511) and the second vertical portion (512), respectively. The third horizontal portion (523) and the fourth horizontal portion (524) may be parallel to the first horizontal portion (521) and the second horizontal portion (522), respectively. However, the above-described embodiment is exemplary and is not limited thereto, and one or more conductive lines (401) may include portions that are arranged adjacent to the looped portion (501) or at least partially surround the looped portion (501).
[0127] According to one embodiment, the third vertical portion (513) may be positioned adjacent to the first vertical portion (511). For example, the first vertical portion (511) may be positioned between the first dummy line (531) and the third vertical portion (513). The gap width (g2) between the first vertical portion (511) and the third vertical portion (513) may correspond to the width (w1) of the first slit (551) formed in the first vertical portion (511). However, the above-described embodiment is exemplary and is not limited thereto, and the gap width between one vertical portion among the plurality of vertical portions (510) in which a slit is formed and another vertical portion adjacent to the vertical portion may correspond to the width of the slit formed in the one vertical portion. For example, when a second slit (552) is formed in the second vertical portion (512), the gap width (g4) between the fourth vertical portion (514) adjacent to the second vertical portion (512) and the second vertical portion (512) may correspond to the width (w2) of the second slit (552) formed in the second vertical portion (512). However, the above-described embodiments are exemplary and are not limited thereto, and the electromagnetic induction panel (360) is configured such that the gap width between one vertical portion among the plurality of vertical portions (510) in which a slit is formed and another vertical portion adjacent to the vertical portion corresponds to the width of the slit formed in the one vertical portion, thereby reducing the formation of a step by one or more conductive lines (401) and / or a non-conductive material (440) covering the one or more conductive lines (401). The electromagnetic induction panel (360) can improve the visibility of the display (230) and / or the waterproof performance of the electronic device (101) by reducing the formation of the step.
[0128] According to one embodiment, the third vertical portion (513) may include a third slit (553), and a third portion (513a) and a fourth portion (513b) separated by the third slit (553). The first portion (511a) and the second portion (511b) separated by the first slit (511) of the first vertical portion (511) may have the same width. The third portion (513a) and the fourth portion (513b) separated by the third slit (553) of the third vertical portion (513) may have the same width. For example, the width (d1) of the first portion (511a) and the width (d2) of the second portion (511b) may correspond to each other. The width (d3) of the third portion (513a) and the width (d4) of the fourth portion (513b) may correspond to each other. The width (d1) of the first portion (511a) may correspond to the width (d3) of the third portion (513a). For example, the widths (d1, d2, d3, d4) of the portions (511a, 511b, 513a, 513b) of the first vertical portion (511) and the third vertical portion (513) that are arranged with each other may be substantially the same. For example, the widths (d1, d2, d3, d4) of the portions (511a, 511b, 513a, 513b) of the first vertical portion (511) and the third vertical portion (513) that are arranged relative to each other may correspond to the width (d) of the first dummy line (531). However, the above-described embodiment is exemplary and is not limited thereto, and the width of each portion separated by the slit within one vertical portion in which a slit is formed among the plurality of vertical portions (510) may correspond to the width of each other portion separated by the other slit within another vertical portion adjacent to the one vertical portion and in which another slit is formed. For example, a second slit (552) may be formed in a second vertical portion (512), and a fourth slit (554) may be formed in a fourth vertical portion (514) adjacent to the second vertical portion (512).The widths of the fifth portion (512a) and the sixth portion (512b) of the second vertical portion (512) separated by the second slit (552) may be substantially the same. The widths of the seventh portion (514a) and the eighth portion (514b) of the fourth vertical portion (514) separated by the fourth slit (554) may be substantially the same. The widths (d5, d6, d7, d8) of the portions (512a, 512b, 514a, 514b) that are arranged relative to each other of the second vertical portion (512) and the fourth vertical portion (514) may be substantially the same. For example, the widths (d5, d6, d7, d8) of the mutually arranged portions (512a, 512b, 514a, 514b) of the second vertical portion (512) and the fourth vertical portion (514) may each correspond to the width (d) of the second dummy line (532), but are not limited thereto. The electromagnetic induction panel (360) is configured such that the width of each portion separated by the slit in one vertical portion among the plurality of vertical portions (510) in which a slit is formed corresponds to the width of each other portion separated by the other slit in another vertical portion adjacent to the one vertical portion and in which another slit is formed, thereby reducing the formation of a step by one or more conductive lines (401) and / or a non-conductive material (440) covering the one or more conductive lines (401). The electromagnetic induction panel (360) can improve the visibility of the display (230) and / or the waterproof performance of the electronic device (101) by reducing the formation of the step.
[0129] According to one embodiment, when referring to FIGS. 5B and 5D together, the widths (w1, w2, w3, w4) of the slits (551, 552, 553, 554) formed in each of the plurality of vertical portions (510) may be substantially equal to each other. For example, the gap widths (g1, g2, g3, g4) between the plurality of vertical portions (510) may be substantially equal to each other. The widths (w1, w2, w3, w4) of the slits (551, 552, 553, 554) formed in each of the plurality of vertical portions (510) may be substantially equal to the gap widths (g1, g2, g3, g4) between the plurality of vertical portions (510) and / or between the plurality of vertical portions (510) and one or more dummy lines (402). However, the above-described embodiments are exemplary and not limited thereto, and each gap width between the plurality of vertical portions (510) and the one or more dummy lines (402) may correspond to the width of at least one slit (550) included in the plurality of vertical portions (510). The electromagnetic induction panel (360) is configured such that each gap width between the plurality of vertical portions (510) and the one or more dummy lines (402) corresponds to the width of at least one slit (550) included in the plurality of vertical portions (510), thereby reducing the formation of a step by the one or more conductive lines (401) and / or the non-conductive material (440) covering the one or more conductive lines (401). By reducing the formation of the step, the electromagnetic induction panel (360) may improve the visibility of the display (230) and / or the waterproof performance of the electronic device (101).
[0130] According to one embodiment, when referring to FIGS. 5B and 5D together, the one or more dummy lines (402) may include a plurality of dummy lines (530). The width (g) of each of the plurality of dummy lines (530) may be substantially the same as one another. The widths (d1, d2, d3, d4, d5, d6, d7, d8) of portions (511a, 511b, 512a, 512b, 513a, 513b, 514a, 514b) separated by at least one slit (550) formed in the plurality of vertical portions (510) may be substantially the same as one another. The width (g) of each of the plurality of dummy lines (530) may correspond to the widths (d1, d2, d3, d4, d5, d6, d7, d8) of portions (511a, 511b, 512a, 512b, 513a, 513b, 514a, 514b) separated by at least one slit (550) formed in the plurality of vertical portions (510). However, the above-described embodiment is exemplary and is not limited thereto, and the width of each of the portions separated by at least one slit (550) formed in the plurality of vertical portions (510) may correspond to the width of one or more dummy lines (402). The electromagnetic induction panel (360) is configured such that the width of each of the portions separated by at least one slit (550) formed in the plurality of vertical portions (510) corresponds to the width of one or more dummy lines (402), thereby reducing the formation of a step by one or more conductive lines (401) and / or a non-conductive material (440) covering the one or more conductive lines (401). The electromagnetic induction panel (360) can improve the visibility of the display (230) and / or the waterproof performance of the electronic device (101) by reducing the formation of the step.
[0131] Referring to FIG. 5c, unlike FIG. 5b, one or more dummy lines (402) surrounded by the looped portion (501) may include at least one other slit (560). For example, the at least one other slit (560) may include other slits (561, 562, 563) formed in one or more dummy lines (402). The one or more dummy lines (402) may include dummy portions (402a, 402b, 402c, 402d) separated by the other slits (561, 562, 563), respectively. In one embodiment, the width (g) of each of the other slits (561, 562, 563) may be substantially equal to each other. For example, the width of each of the slits (551, 552, 553, 554) formed in the plurality of vertical portions (510) may correspond to the width (g) of the other slits (561, 562, 563). For example, the gap widths between the plurality of vertical portions (510) and / or the gap widths between the plurality of vertical portions (510) and one or more dummy lines (402) may be substantially equal to each other. However, the above-mentioned embodiment is exemplary and is not limited thereto. For example, the width (d) of each of the dummy portions (402a, 402b, 402c, 402d) separated by the other slits (561, 562, 563) may be substantially equal to each other. The widths (d1, d2, d3, d4, d5, d6, d7, d8) of the portions (511a, 511b, 512a, 512b, 513a, 513b, 514a, 514b) of the plurality of vertical portions (510) separated by the slits (551, 552, 553, 554) included in the plurality of vertical portions (510) may correspond to the width (d) of each of the dummy portions (402a, 402b, 402c, 402d). However, the above-described embodiment is exemplary and is not limited thereto.One or more dummy lines (402) can reduce the formation of a step by a non-conductive material (440) by including at least one other slit (560). The electromagnetic induction panel (360) can improve the visibility of the display (230) and / or the waterproof performance of the electronic device (101) by reducing the formation of the step.
[0132] According to one embodiment, with reference to FIGS. 5b and 5c, the width of each of the plurality of vertical portions (510) may be positioned within a range of 400 μm to 500 μm. For example, the widths (d1, d2, d3, d4, d5, d6, d7, d8) of the portions (511a, 511b, 512a, 512b, 513a, 513b, 514a, 514b) of the plurality of vertical portions (510) may be positioned within a range of 150 μm to 250 μm, respectively. For example, the width of each of the plurality of slits (550) may be positioned within a range of 30 μm to 100 μm. For example, the width (g) of each of the other slits (561, 562, 563) of one or more dummy lines (402) of FIG. 5c may be positioned within a range of 30 μm to 100 μm. However, the above-described embodiments are exemplary and are not limited thereto.
[0133] Referring to FIGS. 5d and 5e, one or more conductive lines (401) and one or more dummy lines (402) may be formed on a first surface (410a) of a substrate (410). The electromagnetic induction panel (360) may include one or more other conductive lines (403) and one or more other dummy lines (404) formed on a second surface (410b) of the substrate (410) opposite to the first surface (410a). The one or more other conductive lines (403) and the one or more other dummy lines (404) may have a structure substantially the same as or similar to the structure of the one or more conductive lines (401) and the one or more dummy lines (402) illustrated and described in FIGS. 5b and 5c. However, the embodiments described above are exemplary and are not limited thereto.
[0134] Figure 6 is an exploded perspective view of an electromagnetic induction panel of an exemplary electronic device.
[0135] Referring to FIG. 6, an electronic device (e.g., the electronic device (101) of FIG. 1) and / or a display of the electronic device (101) (e.g., the display (230) of FIG. 2A) may include a display panel (e.g., the display panel (330) of FIG. 3) and an electromagnetic induction panel (360). The electromagnetic induction panel (360) may include one or more conductive lines (401) on the substrate (410) configured to provide an electromagnetic field to a substrate (410) and a stylus (e.g., the stylus (30) of FIG. 3) usable with the display (230). The one or more conductive lines (401) may include a looped portion (501). The looped portion (501) may include a first vertical portion (511) including a first slit (551), a second vertical portion (512) parallel to the first vertical portion (511), and a first horizontal portion (521) connecting the first vertical portion (511) and the second vertical portion (512). The electromagnetic induction panel (360) may include one or more dummy lines (402) surrounded by the looped portion (501) and parallel to the first vertical portion (511) and the second vertical portion (512). The one or more dummy lines (402) may include a first dummy line (531) adjacent to the first vertical portion (511). A gap width between the first vertical portion (511) and the first dummy line (531) may correspond to a width of the first slit (551).
[0136] Hereinafter, redundant descriptions of configurations having the same reference numerals as those described in FIGS. 5a to 5e are omitted.
[0137] According to one embodiment, the substrate (410) of the digitizer (360) may include a plurality of layers (600). One or more conductive lines (401) may be formed on at least some of the plurality of layers (600). For example, the plurality of layers (600) of the substrate (410) may include a first layer (610) facing the display panel (330) and forming a first side of the substrate (410) facing the display panel (300) (e.g., the first side (410a) of FIG. 4B), a second layer (620) attached beneath the first layer (610), and a third layer (630) attached beneath the second layer (620). One or more conductive lines (401) may be formed on the first layer (610) among the layers (610, 620, 630) of the substrate (410). For example, at least some of the second layer (620) and the third layer (630) may include other conductive lines that are distinct from the one or more conductive lines (401) formed on the first layer (610). For example, the second layer (620) may include a conductive line (601) that at least partially overlaps the one or more conductive lines (401) when the first layer (610) is viewed from above (e.g., when viewed in the -z direction). For example, the third layer (630) may include a conductive line (602) that at least partially overlaps one or more of the conductive lines (401) and / or the conductive line (601) when viewed from above (e.g., when viewed in the -z direction) of the first layer (610). However, the embodiment is not limited thereto, and the electromagnetic induction panel (360) may include a plurality of layers (600), each of which includes conductive lines that intersect and / or overlap with one another.
[0138] According to one embodiment, the conductive lines included in each of the plurality of layers (600) may have a structure substantially identical to or similar to the structure of one or more conductive lines (401) and / or one or more dummy lines (402) exemplarily illustrated in FIGS. 5B to 5E. By each of the plurality of layers (600) having the structure, the electromagnetic induction panel (360) can reduce the formation of a step by a non-conductive material (e.g., the non-conductive material (440) of FIG. 4B) covering the electromagnetic induction panel (360). By reducing the formation of the step, the electromagnetic induction panel (360) can improve the visibility of the display (230) and / or the waterproof performance of the electronic device (101).
[0139] Fig. 7a illustrates an exemplary electronic device. Fig. 7b is a partial cross-sectional view of the exemplary electronic device taken along line D-D' of Fig. 7a.
[0140] Referring to FIG. 7A, an electronic device (101) according to one embodiment may include a housing (200) forming an exterior of the electronic device (101). For example, the housing (200) may include a front surface (200A), a rear surface (200B), and a side surface (700C) surrounding a space between the front surface (200A) and the rear surface (200B). According to one embodiment, the housing (200) may also refer to a structure forming at least a portion of the front surface (200A), the rear surface (200B), and / or the side surface (700C).
[0141] An electronic device (101) according to one embodiment may include a substantially transparent front plate (702). According to one embodiment, the front plate (702) may form at least a portion of the front surface (200A). According to one embodiment, the front plate (702) may include, but is not limited to, a glass plate or a polymer plate including various coating layers.
[0142] An electronic device (101) according to one embodiment may include a substantially opaque back plate (711). According to one embodiment, the back plate (711) may form at least a portion of the back surface (200B). According to one embodiment, the back plate (711) may be formed of coated or colored glass, ceramic, polymer, metal (e.g., aluminum, stainless steel, or magnesium), or a combination of at least two of the foregoing materials.
[0143] An electronic device (101) according to one embodiment may include a side bezel structure (or side member) (718). According to one embodiment, the side bezel structure (718) may be combined with a front plate (702) and / or a back plate (711) to form at least a portion of a side surface (700C) of the electronic device (101). For example, the side bezel structure (718) may form the entire side surface (700C) of the electronic device (101), or, for another example, the side bezel structure (718) may form the side surface (700C) of the electronic device (101) together with the front plate (702) and / or the back plate (711).
[0144] Unlike the illustrated embodiment, when the side surface (700C) of the electronic device (101) is partially formed by the front plate (702) and / or the rear plate (711), the front plate (702) and / or the rear plate (711) may include a region that extends seamlessly from its edge portion toward the rear plate (711) and / or the front plate (702). The extending region of the front plate (702) and / or the rear plate (711) may be located at both ends of a long edge of the electronic device (101), for example, but is not limited to the above-described example.
[0145] In one embodiment, the side bezel structure (718) may include a metal and / or a polymer. In one embodiment, the back plate (711) and the side bezel structure (718) may be formed integrally and may include the same material (e.g., a metal material such as aluminum), but is not limited thereto. For example, the back plate (711) and the side bezel structure (718) may be formed as separate components and / or may include different materials.
[0146] According to one embodiment, the electronic device (101) may include at least one of a display (230), an audio module (703, 704, 707), a sensor module (not shown), a camera module (705, 712, 713), a key input device (717), a light emitting element (not shown), and / or a connector hole (708). According to one embodiment, the electronic device (101) may omit at least one of the above components (e.g., the key input device (717) or the light emitting element (not shown)) or may additionally include other components.
[0147] In one embodiment, the display (230) may be visually exposed through a substantial portion of the front plate (702). For example, at least a portion of the display (230) may be visible through the front plate (702) forming the front surface (200A). In one embodiment, the display (230) may be disposed on the back surface of the front plate (702).
[0148] In one embodiment, the outer shape of the display (230) may be formed to be substantially the same as the outer shape of the front plate (702) adjacent to the display (230). In one embodiment, in order to expand the area where the display (230) is visually exposed, the gap between the outer shape of the display (230) and the outer shape of the front plate (702) may be formed to be substantially the same.
[0149] According to one embodiment, the display (230) (or the front surface (200A) of the electronic device (101)) may include a screen display area (701A). According to one embodiment, the display (230) may provide visual information to the user through the screen display area (701A). In the illustrated embodiment, when the front surface (200A) is viewed from the front, the screen display area (701A) is depicted as being positioned on the inside of the front surface (200A) and spaced apart from the outer edge of the front surface (200A), but is not limited thereto. In another embodiment, when the front surface (200A) is viewed from the front, at least a portion of an edge part of the screen display area (701A) may substantially coincide with an edge part of the front surface (200A) (or the front plate (702)).
[0150] In one embodiment, the screen display area (701A) may include a sensing area (701B) configured to acquire biometric information of the user. Here, the meaning of "the screen display area (701A) includes the sensing area (701B)" may be understood to mean that at least a portion of the sensing area (701B) may overlap the screen display area (701A). For example, the sensing area (701B) may be an area capable of displaying visual information by the display (230) like other areas of the screen display area (701A) and additionally capable of acquiring biometric information of the user (e.g., a fingerprint). In one embodiment, the sensing area (701B) may also be formed in the key input device (717).
[0151] In one embodiment, the display (230) may include an area where a first camera (705) is positioned. In one embodiment, an opening is formed in the area of the display (230), and the first camera (705) (e.g., a punch hole camera) may be at least partially positioned within the opening so as to face the front (200A). In this case, the screen display area (701A) may surround at least a portion of an edge part of the opening. In one embodiment, the first camera (705) (e.g., an under display camera (UDC)) may be positioned below the display (230) so as to overlap the area of the display (230). In this case, the display (230) may provide visual information to the user through the area, and additionally, the first camera (705) may acquire an image corresponding to a direction facing the front (200A) through the area of the display (230).
[0152] According to one embodiment, the display (230) may be coupled to or disposed adjacent to a touch sensing circuit, a pressure sensor capable of measuring the intensity (pressure) of a touch, and / or a digitizer capable of detecting a magnetic field-type stylus pen.
[0153] According to one embodiment, the audio module (703, 704, 707) may include a microphone hole (703, 704) and a speaker hole (707).
[0154] According to one embodiment, the microphone holes (703, 704) may include a first microphone hole (703) formed in a portion of the side (700C) and a second microphone hole (704) formed in a portion of the rear (200B). A microphone (not shown) for acquiring external sound may be placed inside the microphone holes (703, 704). The microphone may include multiple microphones to detect the direction of the sound.
[0155] According to one embodiment, the second microphone hole (704) formed in a portion of the rear surface (200B) may be positioned adjacent to the camera module (705, 712, 713). For example, the second microphone hole (704) may acquire sound according to the operation of the camera module (705, 712, 713). However, the present invention is not limited thereto.
[0156] According to one embodiment, the speaker hole (707) may include an external speaker hole (707) and a call receiver hole (not shown). The external speaker hole (707) may be formed in a part of the side surface (700C) of the electronic device (101). According to one embodiment, the external speaker hole (707) may be implemented as a single hole with the microphone hole (703). Although not shown, the call receiver hole (not shown) may be formed in another part of the side surface (700C). For example, the call receiver hole may be formed on the opposite side of the external speaker hole (707) in the side surface (700C). For example, with reference to the illustration in FIG. 7A, the external speaker hole (707) may be formed in the side surface (700C) corresponding to the lower portion of the electronic device (101), and the call receiver hole may be formed in the side surface (700C) corresponding to the upper portion of the electronic device (101). However, this is not limited thereto, and in one embodiment, the call receiver hole may be formed at a location other than the side (700C). For example, the call receiver hole may be formed by a spaced space between the front plate (702) (or display (230)) and the side bezel structure (718).
[0157] According to one embodiment, the electronic device (101) may include at least one speaker (not shown) configured to output sound to the outside of the housing through an external speaker hole (707) and / or a call receiver hole (not shown).
[0158] According to one embodiment, a sensor module (not shown) may generate an electrical signal or data value corresponding to an internal operating state of the electronic device (101) or an external environmental state. For example, the sensor module may include at least one of a proximity sensor, an HRM sensor, a fingerprint sensor, a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, a temperature sensor, a humidity sensor, or an illuminance sensor.
[0159] According to one embodiment, the camera module (705, 712, 713) may include a first camera (705) positioned to face the front (200A) of the electronic device (101), a second camera (712) positioned to face the rear (200B), and a flash (713).
[0160] In one embodiment, the second camera (712) may include multiple cameras (e.g., dual cameras, triple cameras, or quad cameras). However, the second camera (712) is not necessarily limited to including multiple cameras and may include a single camera.
[0161] According to one embodiment, the first camera (705) and the second camera (712) may include one or more lenses, image sensors, and / or image signal processors.
[0162] In one embodiment, the flash (713) may include, for example, a light-emitting diode or a xenon lamp. In one embodiment, seven or more lenses (infrared camera, wide-angle and telephoto lenses) and image sensors may be arranged on one side of the electronic device (101).
[0163] In one embodiment, the key input device (717) may be positioned on a side (700C) of the electronic device (101). In one embodiment, the electronic device (101) may not include some or all of the key input devices (717), and the key input devices (717) that are not included may be implemented in another form, such as a soft key, on the display (230).
[0164] According to one embodiment, a connector hole (708) may be formed on a side surface (700C) of the electronic device (101) so that a connector of an external device can be accommodated. A connection terminal electrically connected to the connector of the external device may be arranged within the connector hole (708). The electronic device (101) according to one embodiment may include an interface module for processing electrical signals transmitted and received through the connection terminal.
[0165] According to one embodiment, the electronic device (101) may include a light-emitting element (not shown). For example, the light-emitting element (not shown) may be disposed on the front surface (200A) of the housing. The light-emitting element (not shown) may provide status information of the electronic device (101) in the form of light. According to one embodiment, the light-emitting element (not shown) may provide a light source that is linked to the operation of the first camera (705). For example, the light-emitting element (not shown) may include an LED, an IR LED, and / or a xenon lamp.
[0166] Referring to FIG. 7B, the display (230) may include display layers (305) including a display panel (e.g., the display panel (330) of FIG. 3), and an electromagnetic induction panel (360) attached below the display layers (305). The electromagnetic induction panel (360) may include, for example, a substrate (410), one or more conductive lines (401) and one or more dummy lines (402) on the substrate (410), and a non-conductive material (440) covering the one or more conductive lines (401) and the one or more dummy lines (402).
[0167] According to one embodiment, the electromagnetic induction panel (360) may include a cover layer (740) attached on a non-conductive material (440), a shielding layer (750) attached on the cover layer (740), and a conductive layer (720) disposed between the shielding layer (730) and the display layers (305). The conductive layer (720), the shielding layer (730), and the cover layer (740) may each protect the display layers (305) from electromagnetic waves emitted from the electromagnetic induction panel (360) or reduce damage to the electromagnetic induction panel (360) due to external impact, but the embodiment is not limited thereto.
[0168] According to one embodiment, the electromagnetic induction panel (360) of the electronic device (101) exemplarily illustrated in FIG. 7A may have a step formed in a non-conductive material (440) covering the substrate (410) because the widths of each of one or more conductive lines (401) and / or one or more dummy lines (402) on the substrate (410) and / or the widths of the respective gaps between the one or more conductive lines (401) and the one or more dummy lines (402) are different from each other. Due to the step, a step may be generated in the cover layer (740), the shielding layer (730), the conductive layer (720), and / or the display layers (305) attached on the non-conductive material (440), or the visibility of the display (230) may be reduced. The structure of the electromagnetic induction panel (360) for improving the visibility of the above display (230) is described later with reference to FIGS. 5b to 5e, through the illustration and description of FIG. 8.
[0169] Figure 8 is an exploded perspective view of an electromagnetic induction panel of an exemplary electronic device.
[0170] Referring to FIG. 8, an electronic device (e.g., the electronic device (101) of FIG. 1) and / or a display of the electronic device (101) (e.g., the display (230) of FIG. 2A) may include a display panel (e.g., the display panel (330) of FIG. 3) and an electromagnetic induction panel (360). The electromagnetic induction panel (360) may include one or more conductive lines (401) on the substrate (410) configured to provide an electromagnetic field to a substrate (410) and a stylus (e.g., the stylus (30) of FIG. 3) usable with the display (230). The one or more conductive lines (401) may include a looped portion (501). The looped portion (501) may include a first vertical portion (511) including a first slit (551), a second vertical portion (512) parallel to the first vertical portion (511), and a first horizontal portion (521) connecting the first vertical portion (511) and the second vertical portion (512). The electromagnetic induction panel (360) may include one or more dummy lines (402) surrounded by the looped portion (501) and parallel to the first vertical portion (511) and the second vertical portion (512). The one or more dummy lines (402) may include a first dummy line (531) adjacent to the first vertical portion (511). A gap width between the first vertical portion (511) and the first dummy line (531) may correspond to a width of the first slit (551).
[0171] According to one embodiment, the looped portion (501) of one or more conductive lines (401) may be arranged along an edge of the display (230). For example, a first vertical portion (511) including a first slit (551) and a second vertical portion (512) parallel to the first vertical portion (511) may be arranged at least partially in an edge area of the display (230). For example, a width of each of the one or more dummy lines (402) between the first vertical portion (511) and the second vertical portion (512) arranged along the edge of the display (230) may correspond to a width of each of the first portion (511a) and the second portion (511b) formed by the first slit (551) of the first vertical portion (511). For example, one or more conductive lines (401) may include a third vertical portion (513) disposed adjacent to the first vertical portion (511). The third vertical portion (513) may include a third portion (513a) and a fourth portion (513b) separated by a third slit (553) of the third vertical portion (513). The widths of each of the third portion (513a) and the fourth portion (513b) may correspond to the width of the first portion (511a) and the width of the second portion (511b), respectively. However, the embodiment is not limited thereto, and one or more conductive lines (401) may include structures exemplarily described in FIGS. 5b to 5e in a looped portion (501) arranged along an edge of the display (230), thereby improving the visibility of the display (230) and / or the waterproof performance of the electronic device (101).
[0172] According to one embodiment, the substrate (410) of the digitizer (360) may include a plurality of layers (600) including a first layer (810) on which one or more conductive lines (401) are arranged and a second layer (820) on which a conductive line (801) is arranged that is attached below the first layer (810) and is distinct from the one or more conductive lines (401). However, the embodiment is not limited thereto, and the digitizer (360) may include a plurality of layers including another conductive line that at least partially intersects the one or more conductive lines (401) when the substrate (410) is viewed from above. The another conductive line included in the plurality of layers may include, for example, looped portions arranged along an edge of the display (230), but the embodiment is not limited thereto.
[0173] FIG. 9A is a top plan view of an exemplary electronic device within a first state.
[0174] Referring to FIG. 9A, the electronic device (101) may include a housing (200) including a first housing part (910), and a second housing part (920) movable relative to the first housing part (910) in a first direction (961) parallel to the y-axis or a second direction (962) parallel to the y-axis and opposite to the first direction (961), and a flexible display (930).
[0175] For example, the electronic device (101) may be in the first state. For example, within the first state, the second housing part (920) may be movable relative to the first housing part (910) in a first direction (961) among the first direction (961) and the second direction (962). For example, within the first state, the second housing part (920) may not be movable relative to the first housing part (910) in a second direction (962) opposite to the first direction (961).
[0176] For example, within the first state, the flexible display (930) may provide the display area having the smallest size. For example, within the first state, the display area may correspond to the area (930a). For example, although not shown in FIG. 9A, within the first state, the area (930a), which is the display area, and another area of the flexible display (930) (e.g., area (930b) of FIG. 9C) may be located within the first housing part (910). For example, within the first state, the area may be covered by the first housing part (910). For example, within the first state, the area may be rolled into the first housing part (910). For example, within the first state, the area (930a) may include a flat portion, unlike the area including a curved portion. However, the present invention is not limited thereto. For example, the region (930a) may include a curved portion extending from the planar portion and positioned within the edge portion, within the first state.
[0177] For example, the first state may be referred to as a slide-in state or a closed state in that at least a portion of the second housing part (920) is positioned within the first housing part (910). For example, the first state may be referred to as a reduced state in that it provides the display area having the smallest size, but is not limited thereto.
[0178] For example, the first housing part (910) may include a first image sensor (950-1) within a camera module (e.g., camera module (180) of FIG. 1) that is visually exposed through a portion of the area (930a) and parallel to the z-axis. For example, the camera module (180) may also be arranged to perform its function within the internal space of the electronic device without being visually exposed through a portion of the area (930a). For example, although not illustrated in FIG. 9A, the second housing part (920) may include one or more second image sensors within a camera module (180) that are exposed through a portion of the second housing part (920) and parallel to the z-axis. For example, the one or more second image sensors may be exemplified through the description of FIG. 9B.
[0179] FIG. 9b is a bottom view of an exemplary electronic device in a first state.
[0180] Referring to FIG. 9B, within the first state, one or more second image sensors (950-2) disposed within the second housing part (920) may be positioned within a structure disposed within the first housing part (910) for one or more second image sensors (950-2).
[0181] For example, light from outside the electronic device (101) may be received by one or more second image sensors (950-2) through the structure within the first state. For example, since the one or more second image sensors (950-2) are positioned within the structure within the first state, the one or more second image sensors (950-2) may be exposed through the structure within the first state. For example, the structure may be implemented in various ways. For example, the structure may be an opening or a notch. For example, the structure may be an opening (912a) within a plate (912) of the first housing part (910) that surrounds at least a portion of the second housing part (920). However, the present invention is not limited thereto. For example, within the first state, one or more second image sensors (950-2) contained within the second housing part (920) may be covered by the plate (912) of the first housing part (910).
[0182] Referring again to FIG. 9a, the first state can be changed to the second state.
[0183] For example, the first state (or the second state) may change to the second state (or the first state) through one or more intermediate states between the first state and the second state.
[0184] For example, the first state (or the second state) may be changed to the second state (or the first state) based on a defined user input. For example, the first state (or the second state) may be changed to the second state (or the first state) in response to a user input to a physical button exposed through a part of the first housing part (910) or a part of the second housing part (920). For example, the first state (or the second state) may be changed to the second state (or the first state) in response to a touch input to an executable object displayed within the display area. For example, the first state (or the second state) may be changed to the second state (or the first state) in response to a touch input having a contact point on the display area and having a pressing strength greater than or equal to a reference strength. For example, the first state (or the second state) may be changed to the second state (or the first state) in response to a voice input received through a microphone of the electronic device (101). For example, the first state (or the second state) may be changed to the second state (or the first state) in response to an external force applied to the first housing part (910) and / or the second housing part (920) to move the second housing part (920) with respect to the first housing part (910). For example, the first state (or the second state) may be changed to the second state (or the first state) in response to a user input identified from an external electronic device (e.g., earbuds or a smart watch) connected to the electronic device (101). However, the present invention is not limited thereto.
[0185] The above second state can be illustrated through the description of FIGS. 9c and 9d.
[0186] Figure 9c is a plan view of an exemplary electronic device within the second state.
[0187] Referring to FIG. 9C, the electronic device (101) may be in the second state. For example, in the second state, the second housing part (920) may be movable relative to the first housing part (910) in a second direction (962) among the first direction (961) and the second direction (962). For example, in the second state, the second housing part (920) may not be movable relative to the first housing part (910) in the first direction (961) opposite to the second direction (962).
[0188] For example, within the second state, the flexible display (930) may provide the display area having the largest size. For example, within the second state, the display area may correspond to an area (930c) including an area (930a) and an area (930b). For example, an area (930b) located within the first housing part (910) within the first state may be exposed outside the first housing part (910) within the second state. For example, within the second state, the area (930a) may include a flat portion. However, the present invention is not limited thereto. For example, the area (930a) may also include a curved portion extending from the flat portion and positioned within the edge portion. For example, within the second state, the area (930b), unlike the area (930a) within the first state, may include a flat portion among the flat portion and the curved portion. However, the present invention is not limited thereto. For example, the region (930b) may include a curved portion extending from the planar portion of the region (930b) and positioned within the edge portion.
[0189] For example, the flexible display (930) may include a first display area (931) disposed on a second housing part (920), and a second display area (932) extending from the first display area (931) and at least partially residing within the first housing part (910) or visually exposed to the outside of the electronic device (101) as the second housing part (920) moves relative to the first housing part (910). For example, the first display area (931) may be a portion of the flexible display (930) that is visually exposed to the outside of the electronic device (101). The first display area (931) may be a portion that is not deformed as the second housing part (920) moves relative to the first housing part (910). For example, the second display area (932) may be a portion that is deformable along the second housing part (920) that moves relative to the first housing part (910) of the flexible display (930). The flexible display (930) may be referred to as a flexible display in that it includes the deformable second display area (932), but is not limited thereto.
[0190] For example, the second state may be referred to as a slide-out state or an open state in that at least a portion of the second housing part (920) is positioned outside the first housing part (910). For example, the second state may be referred to as an expanded state in that it provides the display area having the largest size, but is not limited thereto.
[0191] For example, the first image sensor (950-1) may be moved together with the area (930a) according to the movement of the second housing part (920) in the second direction (962) when the state of the electronic device (101) changes from the first state to the second state. For example, although not shown in FIG. 9C, one or more second image sensors (950-2) may be moved according to the movement of the second housing part (920) in the second direction (962) when the state of the electronic device (101) changes from the first state to the second state. For example, the relative positional relationship between one or more second image sensors (950-2) and the structure within the first housing part (910) illustrated in the description of FIG. 9B may be changed according to the movement of one or more second image sensors (950-2). For example, the change in the above relative position relationship can be illustrated through Fig. 9d.
[0192] FIG. 9d is a bottom view of an exemplary electronic device within the second state.
[0193] Referring to FIG. 9d, within the second state, one or more second image sensors (950-2) may be positioned outside the structure (e.g., an opening or a notch) within the first housing part (910) as illustrated in the description of FIG. 9b. For example, within the second state, one or more second image sensors (950-2) may be positioned outside the opening (912a) within the plate (912). For example, one or more second image sensors (950-2) may be exposed through the opening (912a) within the first state. One or more second image sensors (950-2) may be exposed by being positioned outside the opening (912a) within the second state. For example, since one or more second image sensors (950-2) are positioned outside the structure within the second state, the relative positional relationship between one or more second image sensors (950-2) within the second state and the structure within the first housing part (910) illustrated through the description of FIG. 9B may be different from the relative positional relationship within the first state.
[0194] For example, if the electronic device (101) does not include the above structure such as the opening (912a), one or more second image sensors (950-2) in the first state may not be exposed outside the housing, but in the second state, one or more second image sensors (950-2) may be exposed outside the housing (200).
[0195] Although not shown in FIGS. 9A, 9B, 9C, and 9D, the electronic device (101) may be in an intermediate state between the first state and the second state. For example, the size of the display area of the flexible display (930) in the intermediate state may be larger than the size of the display area in the first state and smaller than the size of the display area in the second state. For example, the display area in the intermediate state may correspond to an area including a portion of area (930a) and area (930b). For example, in the intermediate state, a portion of area (930b) may be exposed, and another portion (or a remaining portion) of area (930b) may be covered by the first housing part (910) or rolled into the first housing part (910). However, the present invention is not limited thereto.
[0196] Figure 10 is a partially exploded perspective view of an exemplary electronic device.
[0197] Referring to FIG. 10, an electronic device (101) may include a housing (e.g., housing (200) of FIG. 2A) including a first housing part (e.g., first housing part (910) of FIG. 9A) and a second housing part (e.g., second housing part (920) of FIG. 9A) movably coupled to the first housing part (910), a flexible display (930) including a first display area (931) disposed on the first housing part (910) and a second display area (932) extending from the first display area (931) and configured to be deformed according to movement of the second housing part (920) relative to the first housing part (910). The flexible display (930) may include an electromagnetic induction panel (360) including a substrate (410) including a first region (1010) disposed within the first display region (931) and a deformable second region (1020) extending from the first region (1010) and disposed within a second display region (932). For example, the second region (1010) may include a plurality of holes (414) for providing flexibility to the second display region (932). The electronic device (101) may include a plurality of support bars (1030) disposed below the flexible display (930) for guiding deformation of the second display region (932).
[0198] According to one embodiment, the electromagnetic induction panel (360) may include one or more conductive lines (e.g., one or more conductive lines (401) of FIG. 4A) and one or more dummy lines (e.g., one or more dummy lines (402) of FIG. 5A) disposed on a substrate (410). For example, one or more conductive lines (401) of the electromagnetic induction panel (360) may include one or more looped portions (e.g., looped portions (421, 422, 432) of FIG. 4A) disposed within the first region (1010), as exemplarily illustrated and described in FIG. 4A. The one or more conductive lines (401) may include one or more connecting portions (e.g., connecting portions (423, 424, 433, 434) of FIG. 4A) disposed within the second region (1020) to connect each of the one or more looped portions. However, the embodiment is not limited thereto.
[0199] For example, the electromagnetic induction panel (360) may include structures illustrated in FIGS. 5B to 5E formed on the substrate (410) to improve the visibility of the flexible display (930). However, the embodiment is not limited thereto, and for example, the electromagnetic induction panel (360) may include a substrate (410) including a plurality of layers (600), each including different conductive lines and / or dummy lines, as illustrated and described in FIG. 6 or FIG. 8.
[0200] FIG. 11A illustrates an example of an unfolded state of an exemplary multi-foldable electronic device. FIG. 11B illustrates an example of a multi-folded state of an exemplary multi-foldable electronic device.
[0201] Some of the displays of the electronic device (101) may be flexible. The flexible display (1140) of the electronic device (101) is flexible and can be folded at least once. The electronic device (101) may be referred to as a foldable electronic device or a multi-foldable electronic device in that the flexible display (1140) has a structure that allows it to be folded multiple times. The electronic device (101) may have a plurality of folding axes (e.g., a first folding axis (f1) and a second folding axis (f2)). The electronic device (101) may be in a plurality of states, including a first state (1100a) (e.g., an unfolded state) in which the electronic device is fully unfolded relative to a plurality of folding axes (f1, f2), a second state (1100b) (e.g., a multi-folded state) in which the electronic device is fully folded relative to a plurality of folding axes (f1, f2), and a third state (e.g., an intermediate state) other than the first state (1100a) and the second state (1100b). The third state may be a state in which the electronic device is fully folded or unfolded relative to one of the plurality of folding axes (f1, f2), or partially folded relative to at least one of the plurality of folding axes (f1, f2). The first state (1100a) may be exemplarily described with reference to FIG. 11A, and the second state (1100b) may be exemplarily described with reference to FIG. 11B.
[0202] Referring to FIGS. 11A and 11B , the electronic device (101) may include a first housing (1110), a second housing (1120), a third housing (1130), a flexible display (1140), a first hinge structure (1150), a second hinge structure (1160), and a display (1170). The first housing (1110) may be rotatably coupled to the second housing (1120) via the first hinge structure (1150). For example, the first housing (1110) and the second housing (1120) may rotate about the first folding axis (f1) via the first hinge structure (1150) disposed along the first folding axis (f1). The third housing (1130) can be rotatably coupled to the second housing (1120) via a second hinge structure (1160). For example, the second housing (1120) and the third housing (1130) can rotate around the second folding axis (f2) via the second hinge structure (1160) arranged along the second folding axis (f2).
[0203] The flexible display (1140) may form at least a portion of the exterior of the electronic device (101). The flexible display (1140) may be partially disposed within the first housing (1110), the second housing (1120), and the third housing (1130). The flexible display (1140) may define the front of the electronic device (101) by forming one side (1110a) of the first housing (1110), one side (1120a) of the second housing (1120), and one side (1130a) of the third housing (1130). The flexible display (1140) may include an area where a front camera (1149) is positioned. The area of the flexible display (1140) may include an opening for the front camera (1149). However, the present invention is not limited thereto, and the front camera (1149) may be positioned below an area corresponding to the above area of the flexible display (1140). The flexible display (1140) may provide visual information to a user through the above area, and the front camera (1149) may obtain an image of an external object located in a direction facing the front of the electronic device (101) through the above area of the flexible display (1140).
[0204] The flexible display (1140) may include a first planar portion (1141), a second planar portion (1142), a third planar portion (1143), a first deformable portion (1144), and a second deformable portion (1145). The first planar portion (1141) of the flexible display (1140) may be disposed on one side (1110a) of the first housing (1110). The second planar portion (1142) of the flexible display (1140) may be disposed on one side (1120a) of the second housing (1120). The third planar portion (1143) of the flexible display (1140) may be disposed on one side (1130b) of the third housing (1130). The first deformable portion (1144) of the flexible display (1140) may be positioned between the first flat portion (1141) of the flexible display (1140) and the second flat portion (1142) of the flexible display (1140). For example, the first deformable portion (1144) of the flexible display (1140) may be positioned on the first hinge structure (1150) connecting the first housing (1110) and the second housing (1120). The second deformable portion (1145) of the flexible display (1140) may be positioned between the second flat portion (1142) of the flexible display (1140) and the third flat portion (1143) of the flexible display (1140). For example, the second deformation portion (1145) may be placed on the second hinge structure (1160) connecting the second housing (1120) and the third housing (1130).
[0205] The first flat portion (1141), the second flat portion (1142), and the third flat portion (1143) of the flexible display (1140) can maintain a flat surface regardless of the state of the electronic device (101). The first deformable portion (1141) and the second deformable portion (1142) of the flexible display (1140) can be unfolded or bent depending on the state of the electronic device (101).
[0206] The display (1170), the first rear cover (1181), and the second rear cover (1182) may form at least a portion of the exterior of the electronic device (101). The first rear cover (1181) may form the other side (1110b) of the first housing (1110), the display (1170) may form the other side (1120b) of the second housing (1120), and the second rear cover (1182) may be formed on the other side (1130b) of the third housing (1130). The display (1170), the first rear cover (1181), and the second rear cover (1182) may define the rear of the electronic device (101). The first rear cover (1181) may include a structure (e.g., an opening) for exposing a rear camera (1175) disposed within the first housing (1110). The display (1170) may include an area where a front camera (1171) is positioned. The area of the display (1170) may include an opening for the front camera (1171).
[0207] The side surface (1110c) of the first housing (1110) disposed between one side (1110a) of the first housing (1110) and the other side (1110b) of the first housing (1110) can surround the internal space of the first housing (1110) together with the first hinge structure (1150), the one side (1110a) of the first housing (1110) and the other side (1110b) of the first housing (1110). The side surface (1120c) of the second housing (1120) disposed between one side (1120a) of the second housing (1120) and the other side (1120b) of the second housing (1120) can surround the internal space of the second housing (1120) together with the first hinge structure (1150), the second hinge structure (1160), the one side (1120a) of the second housing (1120) and the other side (1120b) of the second housing (1120). The side surface (1130c) of the third housing (1130) positioned between one side (1130a) of the third housing (1130) and the other side (1130b) of the third housing (1130) can surround the internal space of the third housing (1130) together with the second hinge structure (1160), one side (1130a) of the third housing (1130) and the other side (1130b) of the third housing (1130).
[0208] The first housing (1110), the second housing (1120), and the third housing (1130) may include conductive portions (1111, 1121, 1131) and non-conductive portions (1112, 1122, 332) disposed on a side surface (1110c) of the first housing (1110), a side surface (1120c) of the second housing (1120), and a side surface (1130c) of the third housing (1130). The first conductive portions (1111) of the first housing (1110) and the first non-conductive portions (1112) of the first housing (1110) disposed between the first conductive portions (1111) may define the side surface (1110c) of the first housing (1110). The second conductive portions (1121) of the second housing (1120) and the second non-conductive portions (1122) of the second housing (1120) disposed between the second conductive portions (1121) of the second housing (1120) can define a side surface (1120c) of the second housing (1120). The third non-conductive portions (1132) of the third housing (1130) disposed between the third conductive portions (1131) of the third housing (1130) and the third conductive portions (1131) of the third housing (1130) can define a side surface (1130c) of the third housing (1130). Some of the conductive portions (1111, 1121, 1131) can function as antenna radiators.
[0209] The electronic device (101) may include at least one microphone hole (1191) and at least one speaker hole (1196, 1197, 1198). In one embodiment, at least one microphone hole (1191) may be formed in a portion of a side surface (1110c) of the first housing (1110). A microphone (not shown) for acquiring external sound may be disposed inside the at least one microphone hole (1191). The microphone may include multiple microphones to detect the direction of the sound. For example, one microphone may be disposed in a microphone hole located at the top of the first housing (1110), and another microphone may be disposed in a microphone hole located at the bottom of the first housing (1110).
[0210] At least one speaker hole (1196, 1197, 1198) may be disposed on a side surface of a housing in which a speaker is disposed. For example, a first speaker hole (1196) may be disposed on a side surface (1110c) of a first housing (1110), a second speaker hole (1197) may be disposed on a side surface (1130c) of a third housing (1130), and a third speaker hole (1198) may be disposed on a side surface (1120c) of a second housing (1120). The first speaker hole (1196) and the second speaker hole (1197) may be disposed on an upper surface of the electronic device (101), and the third speaker hole (1198) may be disposed on a lower surface of the electronic device. However, the present invention is not limited thereto, and the positions of the speaker holes may be formed toward a side surface of the housing adjacent to a speaker within the housing.
[0211] The first hinge structure (1150) can rotatably connect the first housing (1110) and the second housing (1120). The second hinge structure (1160) can rotatably connect the second housing (1120) and the third housing (1130). Each of the first hinge structure (1150) and the second hinge structure (1160) can be configured to change the state of the electronic device (101) to another state by rotating the housings (1110, 1120, 1130).
[0212] Referring to FIG. 11a, the first hinge structure (1150) and the second hinge structure (1160) can be configured to provide a first state (1100a) in which one side (1110a) of the first housing (1110), one side (1120a) of the second housing (1120), and one side (1130a) of the third housing (1130) face the same direction. In the first state (1100a), the first deformable portion (1144) and the second deformable portion (1145) of the flexible display (1140) can be arranged on the same plane as the first planar portion (1141), the second planar portion (1142), and the third planar portion (1143) of the flexible display (1140). For example, the first hinge structure (1150) and the second hinge structure (1160) can provide a first deformable portion (1144) and a second deformable portion (1145) of the flexible display (1140) that are substantially planar in the first state (1100a).
[0213] Referring to FIG. 11b, in the second state (1100b), the first hinge structure (1150) may be configured to provide a state in which one side (1110a) of the first housing (1110) and one side (1120a) of the second housing (1120) face in opposite directions, and the second hinge structure (1160) may be configured to provide a state in which one side (1120a) of the second housing (1120) and one side (1130a) of the third housing (1130) face in opposite directions. For example, in the second state (1100b), the first deformable portion (1144) of the flexible display (1140) may be bent such that the first flat portion (1141) and the second flat portion (1142) of the flexible display (1140) face in opposite directions. In the second state (1100b), the second deformable portion (1145) of the flexible display (1140) can be bent so that the second flat portion (1142) and the third flat portion (1143) of the flexible display (1140) face opposite directions.
[0214] In the second state (1100b), the third housing (1130) can be positioned between the first housing (1110) and the second housing (1120). At least a portion of a side surface (1130c) of the third housing (1130) can face the first deformable part (1144) of the flexible display (1140) disposed on the first hinge structure (1150).
[0215] FIG. 12 illustrates an exemplary multi-foldable electronic device in which a portion of the display is exposed to the outside in a multi-folded state.
[0216] The flexible display (1140) of the electronic device (101) of FIGS. 11a and 11b may not be substantially exposed to the outside of the electronic device (101) in the second state (1100b). A portion (1270a) of the flexible display (1270) of the electronic device (101) of FIG. 12 may be exposed to the outside in the second state (e.g., multi-folded state) and function as a sub-display (e.g., the display (1170) of FIGS. 11a and 11b).
[0217] Referring to FIG. 12, the electronic device (101) may include a first housing (1210-1), a second housing (1220-1), a third housing (1230-1), a first hinge structure (1250-1), a second hinge structure (1260-1), and a flexible display (1270). The first housing (1210-1) may be rotatably coupled to the second housing (1220-1) via the first hinge structure (1250-1). The third housing (1230-1) may be rotatably coupled to the first housing (1210-1) via the second hinge structure (1260-1). The rear camera (1245-1) may be exposed via the rear plate (1246) of the first housing (1210-1).
[0218] When changing from a first state (e.g., the first state (1100a) of FIG. 11A, the unfolded state) to a second state, a portion of the flexible display (1270) disposed on the first housing (1210-1) and a portion of the flexible display (1270) disposed on the second housing (1210-2) may face each other. For example, in the second state, a portion of the flexible display (1270) disposed on the first housing (1210-1) and a portion of the flexible display (1270) disposed on the second housing (1210-2) may not be visually exposed to the outside. A portion of the flexible display (1270) disposed on the first housing (1210-1) and a portion of the flexible display (1270) disposed on the second housing (1210-2) may be folded and positioned inside the electronic device (101) by being surrounded by components thereof. A portion (1270a) of the flexible display (1270) disposed on the third housing (1210-3) may face the outside of the electronic device (101) in the second state. For example, the front surface of the third housing (1210-3) on which the flexible display (1270) is disposed may be exposed to the outside of the electronic device (101). A portion (1270a) of the flexible display (1270) disposed on the third housing (1210-3) may be configured to provide visual information to the outside in the second state.
[0219] According to the above-described embodiment, a display (e.g., a display (230) of FIG. 2A, a flexible display (930) of FIG. 9A, a flexible display (1140) of FIG. 11A) may include a display panel (e.g., a display panel (330) of FIG. 3) and a digitizer (e.g., an electromagnetic induction panel (360) of FIG. 3) disposed under the display panel. The digitizer may include a substrate (e.g., a substrate (410) of FIG. 4A). The digitizer is configured to detect a stylus usable with the display (e.g., a stylus (30) of FIG. 3), and may include a conductive line (e.g., one or more conductive lines (401) of FIG. 4a) on the substrate, including a looped portion (e.g., a looped portion (501) of FIG. 5a) that includes a first vertical portion (e.g., a first vertical portion (511) of FIG. 5a), a second vertical portion (e.g., a second vertical portion (512) of FIG. 5a) that is parallel to the first vertical portion and includes a slit (e.g., a second slit (552) of FIG. 5a), and a horizontal portion (e.g., a first horizontal portion (521) of FIG. 5a) connecting the first vertical portion and the second vertical portion. The digitizer may include a dummy line (e.g., the first dummy line (531) of FIG. 5A) surrounded by the looped portion, parallel to the first vertical portion and the second vertical portion, and closer to the first vertical portion than to the second vertical portion. A gap width between the first vertical portion and the dummy line may correspond to a width of the slit.
[0220] For example, the second vertical portion may further include a first portion (e.g., the fifth portion (512a) of FIG. 5B) and a second portion (e.g., the sixth portion (512b) of FIG. 5B) parallel to the dummy line, respectively. The slit may be arranged between the first portion and the second portion. The width of the first portion may correspond to the width of the second portion. The width of the dummy line may correspond to the width of the first portion.
[0221] For example, the first vertical portion may include another slit (e.g., the first slit (551) of FIG. 5B). The width of the slit may correspond to the width of the other slit.
[0222] For example, the first vertical portion may further include a third portion (e.g., the first portion (511a) of FIG. 5B) and a fourth portion (e.g., the second portion (511b) of FIG. 5B) parallel to the dummy line, respectively. The other slit may be arranged between the third portion and the fourth portion. The width of the third portion may correspond to the width of the fourth portion. The width of the dummy line may correspond to the width of the third portion.
[0223] For example, the conductive line may further include a third vertical portion parallel to the first vertical portion and the second vertical portion. The first vertical portion may be positioned between the third vertical portion and the dummy line. The gap width between the first vertical portion and the third vertical portion may correspond to the width of the slit.
[0224] For example, the first vertical portion may include a third portion and a fourth portion having the same width and being parallel to the dummy line, respectively, and a first slit (e.g., the first slit (551) in FIG. 5B) disposed between the third portion and the fourth portion. The slit may be a second slit (e.g., the second slit (552) in FIG. 5B). The third vertical portion may include a fifth portion (e.g., the third portion (513a) in FIG. 5B) and a sixth portion (e.g., the fourth portion (513b) in FIG. 5B) having the same width and being parallel to the dummy line, respectively, and a third slit (e.g., the third slit (553) in FIG. 5B) disposed between the fifth portion and the sixth portion. The width of the third portion may correspond to the width of the fifth portion. The width of the dummy line may correspond to the width of the third portion.
[0225] For example, the digitizer may further include another dummy line (e.g., the second dummy line (532) of FIG. 5A) surrounded by the looped portion, parallel to the first vertical portion and the second vertical portion, and adjacent to the second vertical portion among the first vertical portion and the second vertical portion. A gap width between the second vertical portion and the other dummy line may correspond to the width of the slit.
[0226] For example, the width of the dummy line may correspond to the width of the other dummy line. The width of the first vertical portion may correspond to the width of the dummy line.
[0227] For example, the dummy line may include another slit (e.g., at least one other slit (560) of FIG. 5c, other slits (561, 562, 563)) parallel to the first vertical portion and the second vertical portion. The width of the slit may correspond to the width of the other slit.
[0228] For example, the substrate may include a plurality of layers (e.g., a plurality of layers (600) of FIG. 6). The conductive line may be formed on at least some of the plurality of layers.
[0229] For example, the plurality of layers may include a first layer (e.g., a first layer (610) of FIG. 6, a first layer (810) of FIG. 8) disposed toward the display panel, and a second layer (e.g., a second layer (620) of FIG. 6, a second layer (820) of FIG. 8) attached below the first layer. The conductive line may be formed on the first layer among the first layer and the second layer. The digitizer may further include another conductive line (e.g., conductive lines (601, 602) of FIG. 6, conductive line (801) of FIG. 8) formed on the second layer, the other looped portion intersecting the looped portion when the substrate is viewed from above.
[0230] For example, the digitizer may further include a non-conductive material (e.g., non-conductive material (440) of FIG. 4B) covering the conductive line and the dummy line. At least a portion of the non-conductive material may fill the slit of the first vertical portion.
[0231] For example, the conductive line may be formed on one side of the substrate facing the display panel (e.g., the first side (410a) of FIG. 4B). The display may further include an adhesive layer (adhesive material (350), first adhesive layer (351) of FIG. 3) disposed between the non-conductive material and the display panel.
[0232] For example, the conductive line may be formed on the other side of the substrate (e.g., the second side (410b) of FIG. 4b) opposite to the side of the substrate facing the display panel. The display may further include a waterproof member (e.g., the waterproof member (470) of FIG. 4c) attached to the non-conductive material.
[0233] For example, the looped portion may be positioned along the edge of the display.
[0234] According to one embodiment, an electronic device (e.g., electronic device (101) of FIG. 1) may include a housing including a first housing part (e.g., first housing part (210) of FIG. 2A) and a second housing part (e.g., second housing part (220) of FIG. 2A) rotatably coupled with the first housing part. The electronic device may include a display (e.g., display (230) of FIG. 2A, flexible display (1140) of FIG. 11A) including a first display part (e.g., first planar portion (231) of FIG. 2A) supported by the first housing part, a second display part (e.g., second planar portion (232) of FIG. 2A) supported by the second housing part, and a third display part (e.g., bending portion (233) of FIG. 2A) that is deformable and connects the first display part and the second display part. The electronic device may include a digitizer disposed under the display. The digitizer may include a support plate (e.g., a support plate (340) of FIG. 3) including a first support portion (e.g., a first planar area (341) of FIG. 3) disposed under the first display part, a second support portion (e.g., a second planar area (342) of FIG. 3) disposed under the second display part, and a third support portion (e.g., a bending area (343) of FIG. 3) disposed under the third display part, and including a plurality of openings (e.g., a plurality of openings (345) of FIG. 3). The digitizer is configured to detect a stylus usable with the display and includes a looped portion (e.g., the first looped portion (421) of FIG. 4A) including a first vertical portion, a second vertical portion parallel to the first vertical portion and including a slit, and a horizontal portion connecting the first vertical portion and the second vertical portion, and may include a first conductive line disposed on the first support portion.The digitizer may include a second conductive line disposed on the second supporting portion, the second conductive line being configured to detect the stylus together with the first conductive line and including another looped portion (e.g., the second looped portion (422) of FIG. 4A). The digitizer may include a third conductive line (e.g., the first connecting portion (423) and the second connecting portion (424) of FIG. 4A) extending from one end of the first conductive line to one end of the second conductive line by bypassing the plurality of openings included in the third portion of the supporting plate. The digitizer may include a dummy line surrounded by the looped portion, parallel to the first vertical portion and the second vertical portion, and adjacent to the first vertical portion among the first vertical portion and the second vertical portion. A gap width between the first vertical portion and the dummy line may correspond to a width of the slit.
[0235] For example, the second vertical portion may further include a first portion and a second portion, each of which is parallel to the dummy line. The slit may be positioned between the first portion and the second portion. The width of the first portion may correspond to the width of the second portion. The width of the dummy line may correspond to the width of the first portion.
[0236] For example, the first vertical portion may include a third portion and a fourth portion, each of which is parallel to the dummy line, and another slit disposed between the third portion and the fourth portion. The width of the slit may correspond to the width of the other slit. The width of the third portion may correspond to the width of the fourth portion. The width of the dummy line may correspond to the width of the third portion.
[0237] For example, the first conductive line may further include a third vertical portion parallel to the first vertical portion and the second vertical portion. The first vertical portion may be positioned between the third vertical portion and the dummy line. The gap width between the first vertical portion and the third vertical portion may correspond to the width of the slit.
[0238] For example, the digitizer may further include another dummy line surrounded by the looped portion, parallel to the first vertical portion and the second vertical portion, and adjacent to the second vertical portion among the first vertical portion and the second vertical portion. The gap width between the second vertical portion and the other dummy line may correspond to the width of the slit.
[0239] According to one embodiment, a display (e.g., display (230) of FIG. 2A, flexible display (930) of FIG. 9A, flexible display (1140) of FIG. 11A) may include a display panel (e.g., display panel (330) of FIG. 3) and a digitizer (e.g., electromagnetic induction panel (360) of FIG. 3). The digitizer is configured to provide an electromagnetic field to a substrate (e.g., substrate (410) of FIG. 4A) and a stylus usable with the display (e.g., stylus (30) of FIG. 3), and may include a conductive line (e.g., one or more conductive lines (401) of FIG. 4A) on the substrate, the conductive line including a first vertical portion (e.g., first vertical portion (511) of FIG. 5A) including a slit (e.g., first slit (551) of FIG. 5B), a second vertical portion (e.g., second vertical portion (512) of FIG. 5A) parallel to the first vertical portion, and a horizontal portion (e.g., first horizontal portion (521) of FIG. 5A) connecting the first vertical portion and the second vertical portion, the looped portion (e.g., looped portion (501) of FIG. 5A) including a horizontal portion. The digitizer may include a dummy line (e.g., the first dummy line (531) of FIG. 5A) surrounded by the looped portion and parallel to the first vertical portion and the second vertical portion, and adjacent to the first vertical portion among the first vertical portion and the second vertical portion. The gap width between the first vertical portion and the dummy line may correspond to the width of the slit.
[0240] For example, the first vertical portion may include a first portion (e.g., the first portion (511a) of FIG. 5B) and a second portion (e.g., the second portion (511b) of FIG. 5B) separated by the slit and each parallel to the dummy line. The width of the first portion may correspond to the width of the second portion. The width of the dummy line may correspond to the width of the first portion.
[0241] For example, the conductive line may further include a third vertical portion (e.g., the third vertical portion (513) of FIG. 5A) parallel to the first vertical portion and the second vertical portion. The first vertical portion may be positioned between the third vertical portion and the dummy line. The gap width between the first vertical portion and the third vertical portion may correspond to the width of the slit.
[0242] For example, the first vertical portion may include a first portion and a second portion, which are separated by the slit, have the same width as each other, and are respectively parallel to the dummy line. The third vertical portion may include another slit parallel to the first vertical portion, and a third portion (e.g., the third portion (513a) of FIG. 5B) and a fourth portion (e.g., the fourth portion (513b) of FIG. 5B) separated by the other slit, have the same width as each other, and are respectively parallel to the first vertical portion. The width of the first portion may correspond to the width of the third portion. The width of the dummy line may correspond to the width of the first portion.
[0243] For example, the digitizer may further include another dummy line (e.g., the second dummy line (532) of FIG. 5A) surrounded by the looped portion, parallel to the first vertical portion and the second vertical portion, and adjacent to the second vertical portion among the first vertical portion and the second vertical portion. A gap width between the second vertical portion and the other dummy line may correspond to the width of the slit.
[0244] For example, the width of the dummy line may correspond to the width of the other dummy line. The width of the second vertical portion may correspond to the width of the dummy line.
[0245] For example, the dummy line may include another slit (e.g., another slit (561, 562, 563) of FIG. 5C) parallel to the first vertical portion and the second vertical portion. The width of the slit may correspond to the width of the other slit.
[0246] For example, the display may further include a first display area (e.g., the first flat portion (231), the second flat portion (232) of FIG. 3, the first display area (931) of FIG. 10), and a second display area (bending portion (233) of FIG. 3, the second display area (932) of FIG. 10) connected to and deformable with the first display area. The looped portion may be arranged in the first display area among the first display area and the second display area.
[0247] For example, the substrate may include a first region (e.g., the first region (411) and the second region (412) of FIG. 4A, the first region (1010) of FIG. 10) in which the looped portion is arranged and included in the first display region. The substrate may include a plurality of holes (e.g., the plurality of holes (414) of FIG. 4A) extending from the first region and parallel to the first vertical portion and the second vertical portion of the looped portion, and a plurality of bridge portions (e.g., the plurality of bridge portions (415) of FIG. 4A) that separate the plurality of holes, and a second region (e.g., the third region (413) of FIG. 4A, the second region (1020) of FIG. 10) included in the second display region. The above conductive line may further include a connecting portion (e.g., connecting portions (423, 424, 433, 434) of FIG. 4A) that is connected to the looped portion and crosses the second region through the plurality of bridge portions.
[0248] For example, the substrate may include a plurality of layers (e.g., a plurality of layers (600) of FIG. 6). The conductive line may be formed on at least some of the plurality of layers.
[0249] For example, the plurality of layers may include a first layer (e.g., a first layer (610) of FIG. 6, a first layer (810) of FIG. 8) disposed toward the display panel, and a second layer (e.g., a second layer (620) of FIG. 6, a second layer (820) of FIG. 8) attached below the first layer. The conductive line may be formed on the first layer among the first layer and the second layer. The digitizer may further include another conductive line (e.g., conductive lines (601, 602) of FIG. 6, conductive line (801) of FIG. 8) formed on the second layer, the other looped portion intersecting the looped portion when the substrate is viewed from above.
[0250] For example, the digitizer may further include a non-conductive material (e.g., non-conductive material (440) of FIG. 4B) covering the conductive line and the dummy line. At least a portion of the non-conductive material may fill the slit of the first vertical portion.
[0251] For example, the conductive line may be formed on one side of the substrate facing the display panel (e.g., the first side (410a) of FIG. 4B). The display may further include an adhesive layer (e.g., the adhesive material (350), the first adhesive layer (351) of FIG. 3) disposed between the non-conductive material and the display panel.
[0252] For example, the conductive line may be formed on the other side of the substrate (e.g., the second side (410b) of FIG. 4b) opposite to the side of the substrate facing the display panel. The display may further include a waterproof member (e.g., the waterproof member (470) of FIG. 4c) attached to the non-conductive material.
[0253] For example, the looped portion may be positioned along the edge of the display.
[0254] In one embodiment, an electronic device (e.g., electronic device 101 of FIG. 1) may include a display including a display panel and a digitizer attached to the display panel. The electronic device may include a housing (e.g., housing 200 of FIG. 2A) supporting the display. The digitizer may include a conductive line on the substrate, the conductive line including a looped portion, the looped portion including a first vertical portion including a slit, a second vertical portion parallel to the first vertical portion, and a horizontal portion connecting the first vertical portion and the second vertical portion. The digitizer may include a dummy line surrounded by the looped portion, the dummy line being parallel to the first vertical portion and adjacent to the first vertical portion among the first and second vertical portions. A gap width between the first vertical portion and the dummy line may correspond to a width of the slit.
[0255] For example, the first vertical portion may include a first portion and a second portion, each of which is separated by the slit and parallel to the dummy line. The width of the first portion may correspond to the width of the second portion. The width of the dummy line may correspond to the width of the first portion.
[0256] For example, the conductive line may further include a third vertical portion parallel to the first vertical portion and the second vertical portion. The first vertical portion may be positioned between the third vertical portion and the dummy line. The gap width between the first vertical portion and the third vertical portion may correspond to the width of the slit.
[0257] For example, the housing may include a first housing part (e.g., the first housing part (210) of FIG. 2A) and a second housing part (e.g., the second housing part (220) of FIG. 2A). The electronic device may further include a hinge structure (e.g., the hinge structure (250) of FIG. 2C) that rotatably connects the first housing part and the second housing part. The display may further include a bending portion that is deformable by the hinge structure, and a flat portion that is connected to the bending portion and includes the looped portion of the conductive line.
[0258] For example, the housing may include a first housing part (e.g., the first housing part (910) of FIG. 9A) and a second housing part (e.g., the second housing part (920) of FIG. 9A) movably coupled to the first housing part between a collapsed position and an expanded position. The display may further include a first display area disposed on the first housing part, and a second display area connected to the first display area and deformable according to movement of the second housing part relative to the first housing part. The looped portion may be disposed in the first display area among the first display area and the second display area.
[0259] Electronic devices according to the various embodiments disclosed in this document may take various forms. Electronic devices may include, for example, portable communication devices (e.g., smartphones), computer devices, portable multimedia devices, portable medical devices, cameras, electronic devices, or home appliances. Electronic devices according to the embodiments of this document are not limited to the aforementioned devices.
[0260] The various embodiments of this document and the terminology used therein are not intended to limit the technical features described in this document to specific embodiments, but should be understood to include various modifications, equivalents, or substitutes of the embodiments. In connection with the description of the drawings, similar reference numerals may be used for similar or related components. The singular form of a noun corresponding to an item may include one or more of the items, unless the context clearly indicates otherwise. In this document, each of the phrases "A or B", "at least one of A and B", "at least one of A or B", "A, B, or C", "at least one of A, B, and C", and "at least one of A, B, or C" can include any one of the items listed together in the corresponding phrase among those phrases, or all possible combinations thereof. Terms such as "first," "second," or "first" or "second" may be used merely to distinguish one component from another, and do not limit the components in any other respect (e.g., importance or order). When a component (e.g., a first component) is referred to as "coupled" or "connected" to another component (e.g., a second component), with or without the terms "functionally" or "communicatively," it means that the component can be connected to the other component directly (e.g., wired), wirelessly, or through a third component.
[0261] The term "module" used in various embodiments of this document may include a unit implemented in hardware, software, or firmware, and may be used interchangeably with terms such as logic, logic block, component, or circuit. A module may be an integral component, or a minimum unit or part of such a component that performs one or more functions. For example, according to one embodiment, a module may be implemented in the form of an application-specific integrated circuit (ASIC).
[0262] Various embodiments of the present document may be implemented as software (e.g., a program (140)) including one or more instructions stored in a storage medium (e.g., an internal memory (136) or an external memory (138)) readable by a machine (e.g., an electronic device (101)). For example, a processor (e.g., a processor (120)) of the machine (e.g., an electronic device (101)) may call at least one instruction among the one or more instructions stored from the storage medium and execute it. This enables the machine to operate to perform at least one function according to the at least one called instruction. The one or more instructions may include code generated by a compiler or code executable by an interpreter. The machine-readable storage medium may be provided in the form of a non-transitory storage medium. Here, 'non-transitory' simply means that the storage medium is a tangible device and does not contain signals (e.g., electromagnetic waves), and the term does not distinguish between cases where data is stored semi-permanently or temporarily on the storage medium.
[0263] According to one embodiment, the method according to various embodiments disclosed in this document may be provided as included in a computer program product. The computer program product may be traded as a commodity between a seller and a buyer. The computer program product may be distributed in the form of a machine-readable storage medium (e.g., compact disc read-only memory (CD-ROM)), or may be distributed online (e.g., downloaded or uploaded) via an application store (e.g., Play Store™) or directly between two user devices (e.g., smart phones). In the case of online distribution, at least a portion of the computer program product may be temporarily stored or temporarily generated in a machine-readable storage medium, such as the memory of a manufacturer's server, an application store's server, or an intermediary server.
[0264] According to various embodiments, each component (e.g., a module or a program) of the above-described components may include one or more entities, and some of the entities may be separated and placed in other components. According to various embodiments, one or more components or operations of the aforementioned components may be omitted, or one or more other components or operations may be added. Alternatively or additionally, a plurality of components (e.g., a module or a program) may be integrated into a single component. In such a case, the integrated component may perform one or more functions of each of the plurality of components identically or similarly to those performed by the corresponding component among the plurality of components prior to the integration. According to various embodiments, the operations performed by a module, program, or other component may be executed sequentially, in parallel, iteratively, or heuristically, or one or more of the operations may be executed in a different order, omitted, or one or more other operations may be added.
Claims
1. In terms of display, display panel; and A digitizer disposed below the display panel, the digitizer comprising: substrate; A conductive line on the substrate configured to detect a stylus usable with the display, the conductive line including a looped portion including a first vertical portion, a second vertical portion parallel to the first vertical portion and including a slit, and a horizontal portion connecting the first vertical portion and the second vertical portion; and Surrounded by the above looped portion, comprising a dummy line parallel to the first vertical portion and the second vertical portion, and closer to the first vertical portion than to the second vertical portion; The gap width between the first vertical section and the dummy line is Corresponding to the width of the above slit, display.
2. In paragraph 1, The above second vertical section, Further comprising a first portion and a second portion each parallel to the dummy line, The slit is arranged between the first part and the second part, The width of the first part above is Corresponding to the width of the second part above, The width of the above dummy line is Corresponding to the width of the first part, display.
3. In paragraph 1 or 2, The above first vertical section is, Including other slits, The width of the above slit is, Corresponding to the width of the other slit above, display.
4. In paragraph 3, The above first vertical section is, Further comprising a third portion and a fourth portion each parallel to the dummy line, The other slit is arranged between the third part and the fourth part, The width of the third part above is Corresponding to the width of the above fourth part, The width of the above dummy line is Corresponding to the width of the third part above, display.
5. In any one of paragraphs 1 to 4, The above challenge line is, Further comprising a third vertical portion parallel to the first vertical portion and the second vertical portion, The first vertical portion is positioned between the third vertical portion and the dummy line, The gap width between the first vertical section and the third vertical section is corresponding to the width of the above slit, display.
6. In paragraph 5, The above first vertical section is, a third portion and a fourth portion having the same width and each being parallel to the dummy line, and a first slit disposed between the third portion and the fourth portion, The above slit is a second slit, The third vertical section above is, A fifth portion and a sixth portion having the same width and each being parallel to the dummy line, and a third slit disposed between the fifth portion and the sixth portion, The width of the third part above is Corresponding to the width of the above fifth part, The width of the above dummy line is Corresponding to the width of the third part above, display.
7. In any one of paragraphs 1 to 6, The above digitizer, Surrounded by the above looped portion, further comprising another dummy line parallel to the first vertical portion and the second vertical portion, and adjacent to the second vertical portion among the first vertical portion and the second vertical portion, The gap width between the second vertical section and the other dummy line is corresponding to the width of the above slit, display.
8. In paragraph 7, The width of the above dummy line is Corresponding to the width of the other dummy line above, The width of the first vertical section is Corresponding to the width of the above dummy line, display.
9. In any one of paragraphs 1 to 8, The above dummy line is, including another slit parallel to the first vertical portion and the second vertical portion, The width of the above slit is, Corresponding to the width of the other slit above, display.
10. In any one of paragraphs 1 to 9, The above substrate is, Contains multiple layers, The above challenge line is, formed on at least some of the above multiple layers, display.
11. In paragraph 10, The above multiple layers are, a first layer positioned toward the display panel; and comprising a second layer attached below the first layer; The above challenge line is, Among the first layer and the second layer, it is formed on the first layer, The above digitizer, When the substrate is viewed from above, it includes another looped portion intersecting the looped portion, and further includes another conductive line formed on the second layer. display.
12. In any one of paragraphs 1 to 11, The above digitizer, Further comprising a non-conductive material covering the conductive line and the dummy line, At least a portion of the above non-conductive material, Filling the slit of the first vertical section, display.
13. In paragraph 12, The above challenge line is, Formed on one side of the substrate facing the display panel, The above display is, Further comprising an adhesive layer disposed between the non-conductive material and the display panel. display.
14. In paragraph 12, The above challenge line is, formed on the other side of the substrate opposite to the side of the substrate facing the display panel, The above display is, Further comprising a waterproof member attached to the above non-conductive material, display.
15. In electronic devices, A housing comprising a first housing part and a second housing part rotatably coupled to the first housing part; and Including the display of any one of claims 1 to 14, The display includes a first display part, a second display part, and a third display part extending from the first display part to the second display part, The third display part is bent when the second housing part is rotated to fold with respect to the first housing part. The above digitizer, A support plate including a first support part disposed under the first display part, a second support part disposed under the second display part, and a third support part including a plurality of openings and disposed under the third display part; A first conductive line disposed on the first support portion, the first conductive line being the conductive line according to any one of claims 1 to 14; a second conductive line configured to detect the stylus together with the first conductive line, the second conductive line including another looped portion, and arranged on the second support portion; and A third conductive line extending from one end of the first conductive line to one end of the second conductive line by bypassing the plurality of openings included in the third portion of the support plate, Electronic devices.
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Digitizer and image display device including the same
KR102532772B1
KR20220037007A