Wireless projection screen assembly and display system

Abstract

The utility model provides a wireless projection screen assembly and a display system, and belongs to the technical field of electronics. The wireless screen projection assembly comprises a first antenna module and a second antenna module. Each of the first antenna module and the second antenna module comprises a millimeter wave antenna; the first antenna module and the second antenna module are respectively used for connecting different electronic devices; and the millimeter wave antenna in the first antenna module is in wireless communication connection with the millimeter wave antenna in the second antenna module, so that picture delivery between corresponding electronic equipment can be realized. According to the wireless projection screen assembly, millimeter wave communication can be realized by utilizing the millimeter wave antennas in the two antenna modules, and the advantages of high transmission quality and strong anti-interference energy of the millimeter wave communication technology are utilized, so that the picture loss can be reduced to the greatest extent, and high-fidelity and high-definition wireless projection screen of video pictures is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic technical field, especially relate to a wireless projection assembly and display system. BACKGROUND

[0002] Wireless projection refers to real-time display of the picture of a mobile device on another device screen.

[0003] However, the mobile device provided by the related art inevitably causes a certain picture quality loss in the process of wireless projection, especially for high-resolution videos such as high definition and 4K, the details and clarity of the picture will decrease. UTILITY MODEL CONTENT

[0004] The utility model provides a wireless projection assembly and display system, can solve the problem of picture quality loss caused by wireless projection and leading to video clarity decrease.

[0005] The technical solution is as follows:

[0006] On the one hand, a wireless projection assembly is provided, which comprises a first antenna module and a second antenna module;

[0007] The first antenna module and the second antenna module each comprise a millimeter wave antenna;

[0008] The first antenna module and the second antenna module are respectively used to connect different electronic devices;

[0009] The millimeter wave antenna in the first antenna module and the millimeter wave antenna in the second antenna module are wirelessly connected, which can realize picture projection between the electronic devices.

[0010] In some embodiments, at least one of the first antenna module and the second antenna module comprises a circuit board and a connector, the millimeter wave antenna and the connector are respectively located on the circuit board, and the millimeter wave antenna is electrically connected with the connector.

[0011] In some embodiments, at least one of the first antenna module and the second antenna module further comprises a radio frequency circuit, the radio frequency circuit is located on the circuit board, one end of the radio frequency circuit is electrically connected with the millimeter wave antenna, and the other end is electrically connected with the connector.

[0012] In some embodiments, the circuit board is a flexible circuit board, and / or the connector is an inter-board connector.

[0013] In some embodiments, the millimeter wave antenna comprises a radiating antenna and a packaging substrate, the radiating antenna is integrated on the packaging substrate.

[0014] In another aspect, a display system is provided, comprising: the wireless screen projection assembly, and two electronic devices.

[0015] The first antenna module is connected with one of the electronic devices, and the second antenna module is connected with another of the electronic devices.

[0016] In some embodiments, the first antenna module is integrated inside the corresponding electronic device, and / or the second antenna module is integrated inside the corresponding electronic device.

[0017] In some embodiments, when the first antenna module is integrated inside the corresponding electronic device, a wireless charging module is arranged inside the electronic device, and the first antenna module is arranged inside the wireless charging module.

[0018] In some embodiments, the electronic device further comprises a support accessory for supporting the electronic device integrated with the first antenna module, the second antenna module is arranged inside the support accessory, and the support accessory is connected with another of the electronic devices.

[0019] In some embodiments, the electronic device corresponding to the first antenna module is a mobile terminal, and the electronic device corresponding to the second antenna module is a vehicle-mounted display.

[0020] The technical scheme provided by the utility model has at least the following beneficial effects:

[0021] The wireless screen projection assembly has millimeter wave antennas in the first antenna module and the second antenna module, respectively, when different electronic devices are connected with the first antenna module and the second antenna module, respectively, millimeter wave communication can be realized by using the millimeter wave antennas in the two antenna modules, and the advantages of high transmission quality and strong anti-interference energy of millimeter wave communication technology can be utilized to maximize the reduction of picture loss and realize high-fidelity and high-definition wireless screen projection of video pictures. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed in the embodiment description will be briefly introduced, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative labor.

[0023] Figure 1is a structure schematic view of a wireless screen projection assembly and display system provided by an embodiment of the present utility model;

[0024] Figure 2 is a structure schematic view of a wireless screen projection assembly and display system provided by another embodiment of the present utility model;

[0025] Figure 3 is a structure schematic view of a wireless screen projection assembly and display system provided by another embodiment of the present utility model;

[0026] Figure 4 is a structure schematic view of a wireless screen projection assembly and display system provided by another embodiment of the present utility model;

[0027] Figure 5 is a structure schematic view of a first antenna module and a second antenna module provided by an embodiment of the present utility model;

[0028] Figure 6 is a structure schematic view of an electronic device provided by an embodiment of the present utility model;

[0029] Figure 7 is a structure schematic view of a display system provided by another embodiment of the present utility model.

[0030] The reference numerals in the drawing respectively represent:

[0031] 1, first antenna module;

[0032] 2, second antenna module;

[0033] 3, millimeter wave antenna;

[0034] 31, radiating antenna; 32, packaging substrate;

[0035] 4, electronic device;

[0036] 41, wireless charging module; 42, device body; 43, battery cover;

[0037] 5, circuit board;

[0038] 6, connector;

[0039] 7, radio frequency circuit;

[0040] 8, support accessory. DETAILED DESCRIPTION

[0041] The exemplary embodiments will be described in detail herein with reference to the accompanying drawings. In the following description, the same numbers refer to the same or similar elements unless otherwise represented. The implementations described in the following exemplary embodiments are not meant to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatuses and methods consistent with some aspects of the present disclosure as detailed in the appended claims.

[0042] In the description of the present disclosure, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present disclosure and simplifying the description, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present disclosure.

[0043] It should be understood that in the present disclosure, "electrical connection" can be understood as physical contact and electrical conduction of components; it can also be understood as a form of connection between different components in the circuit structure through a physical line such as a copper foil or a wire on a printed circuit board (PCB) that can transmit electrical signals. "Communication connection" can refer to electrical signal transmission, including wireless communication connection and wired communication connection. Wireless communication connection does not require a physical medium and is not a connection relationship that defines the product structure. "Connection" and "connected" can refer to a mechanical connection relationship or a physical connection relationship, that is, A and B are connected or A and B are connected, which means that there is a fastening component (such as a screw, bolt, rivet, etc.) between A and B, or A and B are in contact with each other and A and B are difficult to separate.

[0044] Unless otherwise defined, all technical terms used in the embodiments of the present disclosure have the same meanings as commonly understood by one of ordinary skill in the art.

[0045] In the related art, wireless screen projection is highly dependent on the signal quality of the WIFI network. If the Wi-Fi signal is unstable, the router performance is poor, or the network bandwidth is insufficient, the screen projection process is prone to freezing, delay, or even interruption. In order to realize wireless transmission, video data needs to be encoded and compressed, and then decoded and restored at the receiving end. This process inevitably causes some loss of picture quality, especially for high-resolution videos such as high-definition and 4K, the details and clarity of the picture will decrease.

[0046] Therefore, the wireless screen projection assembly and the display system can realize millimeter wave communication by using millimeter wave antennas, can maximize the reduction of picture loss by using the advantages of high transmission quality and strong anti-interference energy of millimeter wave communication technology, and realize high-fidelity and high-definition wireless screen projection of video pictures.

[0047] In order to make the purpose, technical scheme and advantages of the utility model more clear, the utility model embodiment will be described in further detail below in combination with the drawings.

[0048] On the one hand, in combination with Figures 1 to 4 As shown in the drawings, the embodiment provides a wireless screen projection assembly, which comprises a first antenna module 1 and a second antenna module 2.

[0049] The first antenna module 1 and the second antenna module 2 respectively comprise millimeter wave antennas 3; the first antenna module 1 and the second antenna module 2 are respectively used for connecting different electronic devices 4; the millimeter wave antenna 3 in the first antenna module 1 and the millimeter wave antenna 3 in the second antenna module 2 are wirelessly connected in communication, and can realize picture projection between the corresponding electronic devices 4.

[0050] The wireless screen projection assembly of the embodiment has the millimeter wave antennas 3 in the first antenna module 1 and the second antenna module 2 respectively, when the different electronic devices 4 are connected with the first antenna module 1 and the second antenna module 2 respectively, the millimeter wave communication can be realized by using the millimeter wave antennas 3 in the two antenna modules, the advantages of high transmission quality and strong anti-interference energy of millimeter wave communication technology can be used, the picture loss can be maximized to reduce, and the high-fidelity and high-definition wireless screen projection of video pictures can be realized.

[0051] Exemplarily, the wireless screen projection assembly of the embodiment can project pictures between different electronic devices 4, including but not limited to various media information and real-time operation pictures, such as videos, pictures, game pictures and the like.

[0052] In some possible implementations, the electronic device 4 involved in the present embodiment can be any of various types of computer system devices that are mobile or portable and perform wireless communication. Specifically, the electronic device 4 can be a mobile phone or a smart phone (e.g., iPhone TM-based, Android TM-based phone), a portable game device (e.g., Nintendo DS TM, PlayStat ion Portable TM, Gameboy Advance TM, iPhone TM), a laptop computer, a PDA, a portable Internet device, a music player, and a data storage device, other handheld devices, and the like such as a headset, and the electronic device 4 can also be other wearable devices that need to be charged (e.g., a head-mounted device (HMD) such as an electronic bracelet, an electronic necklace, an electronic device 4, or a smart watch).

[0053] The electronic device 4 can also be any one of a plurality of electronic devices 4 including, but not limited to, a cellular phone, a smart phone, other wireless communication devices, a personal digital assistant, an audio player, other media players, a music recorder, a video recorder, other media recorders, a radio, a medical device, a vehicle transportation instrument, a calculator, a programmable remote controller, a pager, a laptop computer, a desktop computer, a printer, a netbook, a personal digital assistant (PDA), a portable multimedia player (PMP), a moving picture experts group (MPEG-1 or MPEGG-2) audio layer 3 (MP3) player, a portable medical device, and a digital camera, and combinations thereof.

[0054] In some cases, the electronic device 4 can perform multiple functions (e.g., playing music, displaying video, storing pictures, and receiving and sending telephone calls). If necessary, the electronic device 4 can be a device such as a cellular phone, a media player, other handheld devices, a wristwatch device, a pendant device, a handset device, or other compact portable devices.

[0055] In the present embodiment, millimeter wave communication refers to communication using millimeter waves as a carrier for transmitting information, with a working frequency band of 30 GHz-300 GHz and a corresponding wavelength of 1 mm-10 mm. Millimeter waves belong to the very high frequency band and propagate in space in the form of direct waves, with a very narrow beam and good directivity. The frequency band is high, there are few interference sources, and the propagation is stable and reliable, making it a communication technology with a high-quality, constant-parameter wireless transmission channel. The bandwidth of the millimeter wave frequency range is as high as 273.5 GHz, which is 5 times the sum of the bandwidths of the wavebands below the microwave band, and can meet the demand for large-capacity data transmission. Moreover, due to the high frequency band, the electromagnetic spectrum of millimeter wave communication is extremely clean, with few interference sources, and its bit error rate can be maintained at the order of 10-12 for a long time, which is comparable to the transmission quality of optical cables.

[0056] In addition, the size of the millimeter wave antenna 3 is small, so the millimeter wave antenna 3 is easier to miniaturize, which is beneficial to the integration and portability of the device.

[0057] In combination Figure 5 As shown in the drawings, in some embodiments, at least one of the first antenna module 1 and the second antenna module 2 includes a circuit board 5 and a connector 6, the millimeter wave antenna 3 and the connector 6 are respectively located on the circuit board 5, and the millimeter wave antenna 3 is electrically connected with the connector 6.

[0058] In this embodiment, the first antenna module 1 and the second antenna module 2 can take the circuit board 5 as a carrier, and arrange the millimeter wave antenna 3 on the circuit board 5. The millimeter wave antenna 3 can be powered or perform data transmission by using the wiring structure on the circuit board 5, which can reduce the design and processing difficulty of the millimeter wave antenna 3. The electrical connection between the first antenna module 1 and the second antenna module 2 and the circuit structure inside the electronic device 4, or the electronic device 4, can be conveniently realized by using the connector 6.

[0059] In some possible implementations, the structures of the first antenna module 1 and the second antenna module 2 can be the same or different.

[0060] For example, the structures of the first antenna module 1 and the second antenna module 2 are different, the first antenna module 1 includes the millimeter wave antenna 3, the circuit board 5 and the connector 6, and the second antenna module 2 includes the millimeter wave antenna 3. For another example, the structures of the first antenna module 1 and the second antenna module 2 are different, the first antenna module 1 includes the millimeter wave antenna 3, and the second antenna module 2 includes the millimeter wave antenna 3, the circuit board 5 and the connector 6. For still another example, the structures of the first antenna module 1 and the second antenna module 2 are the same, and each includes the millimeter wave antenna 3, the circuit board 5 and the connector 6.

[0061] In combination Figure 5 As shown in the drawings, in some embodiments, at least one of the first antenna module 1 and the second antenna module 2 further includes a radio frequency circuit 7, the radio frequency circuit 7 is located on the circuit board 5, and one end of the radio frequency circuit 7 is electrically connected with the millimeter wave antenna 3, and the other end is electrically connected with the connector 6.

[0062] Through the above arrangement, the first antenna module 1 and the second antenna module 2 can also have the radio frequency circuit 7. By using the radio frequency circuit 7, the information transmitted by the electronic device 4 for wireless projection can be processed into a millimeter wave signal and further transmitted to the millimeter wave antenna 3, and then wirelessly transmitted by using the millimeter wave antenna 3.

[0063] In some possible implementations, the structures of the first antenna module 1 and the second antenna module 2 can be the same or different.

[0064] Exemplarily, the first antenna module 1 comprises a millimeter wave antenna 3, a circuit board 5, a radio frequency circuit 7 and a connector 6. Exemplarily, the second antenna module 2 comprises a millimeter wave antenna 3, a circuit board 5, a radio frequency circuit 7 and a connector 6. Exemplarily, the first antenna module 1 and the second antenna module 2 are identical in structure, and each comprises a millimeter wave antenna 3, a circuit board 5, a radio frequency circuit 7 and a connector 6.

[0065] In combination Figure 5 As shown, in some embodiments, the circuit board 5 is a flexible printed circuit board (FPC). The flexible printed circuit board can be freely bent, wound and folded, can be dynamically bent without damaging the conductive lines, can be arranged at will according to the space layout requirements, and can be moved and stretched at will in three-dimensional space, so as to achieve the integration of the assembly and connection of the millimeter wave antenna 3. In addition, the flexible printed circuit board can greatly reduce the volume and weight of the first antenna module 1 and the second antenna module 2, and can meet the needs of the development of the electronic device 4 in the direction of high density, miniaturization and high reliability.

[0066] With the flexible printed circuit board, the first antenna module 1 and the second antenna module 2 have more layout options, and the volume and weight are greatly reduced, and can be easily integrated inside the electronic device 4. Moreover, the conformal design can be performed with the inherent structure inside the electronic device 4, and the development needs of high density and miniaturization of the electronic device 4 can be met.

[0067] In combination Figure 5 As shown, in some embodiments, the connector 6 is a board-to-board connector. The board-to-board connector is also called a BTB (Board-to-board) connector.

[0068] In combination Figure 5 As shown, in some embodiments, the millimeter wave antenna 3 comprises a radiating antenna 31 and a packaging substrate 32, and the radiating antenna 31 is integrated on the packaging substrate 32.

[0069] Through the above arrangement, the millimeter wave antenna 3 can adopt a packaging technology to directly integrate the millimeter wave radar antenna into the packaging substrate 32, thereby reducing the size and design complexity.

[0070] On the other hand, in combination Figures 1 to 4 As shown, the embodiment provides a display system, which comprises the wireless screen projection assembly and two electronic devices 4; the first antenna module 1 is connected with one of the electronic devices 4, and the second antenna module 2 is connected with the other electronic device 4.

[0071] The display system of the embodiment adopts the wireless projection assembly of the utility model, has all the beneficial technical effects of the utility model. The two electronic devices 4 can use the millimeter wave antenna 3 between the first antenna module 1 and the second antenna module 2 to perform millimeter wave communication, realize the advantages of high transmission quality and strong anti-interference energy by using millimeter wave communication technology, can maximize the reduction of picture loss, realize high-fidelity and high-definition wireless projection of video pictures.

[0072] Exemplarily, the display system of the embodiment, the first antenna module 1 can be used as a transmitting end, also can be used as a receiving end, the corresponding second antenna module 2 can be used as a receiving end, also can be used as a transmitting end, therefore, can use the electronic device 4 connected with the first antenna module 1 to the electronic device 4 connected with the second antenna module 2 for wireless projection, also can use the electronic device 4 connected with the second antenna module 2 to the electronic device 4 connected with the first antenna module 1 for wireless projection.

[0073] Combining Figures 2 to 4 As shown in the figure, in some embodiments, the first antenna module 1 is integrated inside the corresponding electronic device 4, and / or the second antenna module 2 is integrated inside the corresponding electronic device 4.

[0074] Through the above arrangement, the connection mode of the first antenna module 1, the second antenna module 2 and the electronic device 4 has multiple choices, which can adapt to multiple different application scenarios.

[0075] Exemplarily, referring to Figure 2 As shown in the figure, the first antenna module 1 is integrated inside one electronic device 4, and the second antenna module 2 is arranged separately and connected with another electronic device 4.

[0076] Exemplarily, referring to Figure 3 As shown in the figure, the second antenna module 2 is integrated inside one electronic device 4, and the first antenna module 1 is arranged separately and connected with another electronic device 4.

[0077] Another exemplarily, referring to Figure 4 As shown in the figure, the first antenna module 1 is integrated inside one electronic device 4, and the second antenna module 2 is integrated inside another electronic device 4.

[0078] Combining Figure 6 As shown in the figure, in some embodiments, when the first antenna module 1 is integrated inside the corresponding electronic device 4, the electronic device 4 is provided with a wireless charging module 41, and the first antenna module 1 is located inside the wireless charging module 41.

[0079] To improve the integration of the device, the first antenna module 1 can be integrated inside the electronic device 4, and the first antenna module 1 is arranged in the wireless charging module 41 of the electronic device 4, improving the space utilization of the electronic device 4. Moreover, the wireless charging module 41 in the electronic device 4 is usually arranged on the back of the electronic device 4, which has good clearance conditions and stacking space. The first antenna module 1 arranged in the wireless charging module 41 can obtain better wireless communication effect and less stacking difficulty.

[0080] In some possible implementations, with reference to Figure 6 As shown in the figure, the electronic device 4 includes a device body and a battery cover, and the battery cover covers the back of the device body. The wireless charging module is arranged inside the battery cover.

[0081] Exemplarily, the wireless charging module 41 includes a support structure, and the first antenna module 1 is arranged on the support structure.

[0082] Exemplarily, when the second antenna module 2 is integrated in the corresponding electronic device 4, the second antenna module 2 can also be conformally designed with the inherent structure in the electronic device 4.

[0083] In combination Figure 7 As shown in the figure, in some embodiments, the electronic device 4 further includes a support accessory 8 for supporting the electronic device 4 integrated with the first antenna module 1. The second antenna module 2 is located in the support accessory 8, and the support accessory 8 is connected with another electronic device 4.

[0084] Through the above arrangement, the second antenna module 2 is arranged in the support accessory 8. When the electronic device 4 integrated with the first antenna module 1 is placed on the support accessory 8, the first antenna module 1 and the second antenna module 2 are close to each other to establish a millimeter wave communication connection, and the other electronic device 4 is connected with the support accessory 8. The projection information of the two electronic devices 4 can be bridged by the support accessory 8 to realize wireless transmission of the wireless projection information.

[0085] In some possible implementations, the support accessory 8 is connected with the electronic device 4 through a video interface, which includes but is not limited to a VGA (Video Graphics Array) interface, a DVI (Digital Visual Interface) interface, an HDMI (High-Definition Multimedia Interface) interface, a USB interface, a Type-C interface, a Lighting interface, an AV interface, etc.

[0086] In some embodiments, the electronic device 4 corresponding to the first antenna module 1 is a mobile terminal, and the electronic device 4 corresponding to the second antenna module 2 is a vehicle-mounted display.

[0087] The display system of the embodiment, the electronic device 4 is a mobile terminal and a vehicle-mounted display respectively, is suitable for application requirements in the intelligent cockpit scene of the automobile, and a user can use the first antenna module 1 and the second antenna module 2 to connect the mobile terminal and the vehicle-mounted display through millimeter wave communication, and project a high-resolution video picture on the mobile terminal to the vehicle-mounted display, thereby improving the intelligent level of the intelligent cockpit.

[0088] Exemplarily, the display system further comprises a support accessory 8, the support accessory 8 can be arranged on an automobile instrument desk, the first antenna module 1 is integrated in the mobile terminal, the second antenna module 2 is integrated in the support accessory 8, and the support accessory 8 is connected with the vehicle-mounted display. When the user places the mobile terminal on the support accessory 8, the first antenna module 1 and the second antenna module 2 are paired to establish a millimeter wave communication connection, so that wireless screen projection between the mobile terminal and the vehicle-mounted display can be realized.

[0089] It should be pointed out that in the description of the utility model, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connection" and "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication inside two elements or the interaction relationship between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0090] In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more features. In the description of the utility model, the meaning of "multiple" is two or more than two, unless otherwise specifically limited.

[0091] In the description of the specification, the description of the terms "some embodiments", "one embodiment", "some embodiments", "illustrative embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiments or examples are included in at least one embodiment or example of the utility model.

[0092] The above is only an embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement, etc. made within the principles of the utility model shall be included in the protection scope of the utility model.

Claims

1. A wireless screen projection assembly, comprising: The wireless screen projection assembly comprises a first antenna module (1) and a second antenna module (2); The first antenna module (1) and the second antenna module (2) each comprise a millimeter wave antenna (3); The first antenna module (1) and the second antenna module (2) are respectively used for connecting different electronic devices (4); The millimeter wave antenna (3) in the first antenna module (1) and the millimeter wave antenna (3) in the second antenna module (2) are wirelessly connected in communication, and can realize picture projection between the electronic devices (4).

2. The wireless screen projection component of claim 1, wherein, At least one of the first antenna module (1) and the second antenna module (2) comprises a circuit board (5) and a connector (6), the millimeter wave antenna (3) and the connector (6) are respectively located on the circuit board (5), and the millimeter wave antenna (3) is electrically connected with the connector (6).

3. The wireless screen projection component of claim 2, wherein, At least one of the first antenna module (1) and the second antenna module (2) further comprises a radio frequency circuit (7), the radio frequency circuit (7) is located on the circuit board (5), and one end of the radio frequency circuit (7) is electrically connected with the millimeter wave antenna (3), and the other end is electrically connected with the connector (6).

4. The wireless screen projection component of claim 2, wherein, The circuit board (5) is a flexible circuit board (5), and / or the connector (6) is an inter-board connector (6).

5. The wireless screen projection assembly of any one of claims 1-4, wherein, The millimeter wave antenna (3) comprises a radiation antenna (31) and a packaging substrate (32), and the radiation antenna (31) is integrated on the packaging substrate (32).

6. A display system characterized by, The display system comprises the wireless screen projection assembly according to any one of claims 1 to 5, and two electronic devices (4); The first antenna module (1) is connected with one of the electronic devices (4), and the second antenna module (2) is connected with the other electronic device (4).

7. The display system of claim 6, wherein, The first antenna module (1) is integrated inside the corresponding electronic device (4), and / or the second antenna module (2) is integrated inside the corresponding electronic device (4).

8. The display system of claim 6, wherein, When the first antenna module (1) is integrated inside the corresponding electronic device (4), a wireless charging module (41) is arranged in the electronic device (4), and the first antenna module (1) is located in the wireless charging module (41).

9. The display system of claim 7, wherein, The electronic device (4) further comprises a support accessory (8) for supporting the electronic device (4) integrated with the first antenna module (1), the second antenna module (2) is located in the support accessory (8), and the support accessory (8) is connected with the other electronic device (4).

10. The display system of any one of claims 6-9, wherein, The electronic device (4) corresponding to the first antenna module (1) is a mobile terminal, and the electronic device (4) corresponding to the second antenna module (2) is a vehicle-mounted display.

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