Optimized display module space structure
By designing the DC/DC circuit module and the IC power input module in the watch product of smart wearable devices to electrically connect to each other, and multiplexing the power supply driver chip provided on the FPC, the problem of high space and material costs in the prior art is solved, and the effect of saving material costs and optimizing motherboard space is achieved.
Patent Information
- Application Number
- CN202420593868.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-25
- Publication Date
- 2025-05-02
- Estimated Expiration
- 2034-03-25
AI Technical Summary
Among the watch products of existing smart wearable devices, the analog power input signal of the AMOLED display driver chip needs to be supplied separately through the LDO module on the motherboard, resulting in more components and high material costs.
By designing the DC/DC circuit module, the IC power input module and the pixel power module are electrically connected to each other, the power supply supply driver chip provided on the FPC is multiplexed, and DC/DC chips of BV6802 and other specifications are selected to reduce the LDO circuit module on the motherboard.
It realizes the power modules supplied to the display driver chip, reduces the material cost of the whole machine, and frees up more structural space, and optimizes the space for the motherboard device.
Smart Images
Figure CN222826027U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of display modules, and in particular to an optimized display module space structure. Background Art
[0002] With the advancement of science and technology and the improvement of living standards, smart wearable devices such as bracelets / watches are becoming more and more popular, and the functions integrated in products are becoming more and more diversified. Mid-to-high-end watch products in the industry all use AMOLED displays and are equipped with COFIC. The analog power input signals of the display driver chip need to be supplied separately from the LDO module on the motherboard. The whole machine has many components and high material costs. This design scheme optimizes the display module space structure, can reduce the motherboard LDO circuit module, thereby optimizing the motherboard device space while reducing the whole machine material cost. Utility Model Content
[0003] The purpose of the utility model is to overcome the deficiencies in the prior art and provide a display module space structure that optimizes the display module space.
[0004] The purpose of this utility model is achieved through the following technical solutions:
[0005] An optimized display module space structure comprises: a display screen, a driving chip, an FPC and a system mainboard; the display screen comprises a pixel power module; the driving chip comprises a first GOA timing control module, a pixel driving control module, a second GOA timing control module, a DC / DC working module, a timing control module and an IC power input module; the FPC comprises a communication interface signal module, a DC / DC circuit module and a COF driving chip peripheral component module; the system mainboard comprises a main control unit module; the power supply of the driving chip is provided by a DC / DC circuit module on the FPC, and the chip of the DC / DC circuit module is of BV6802 specification.
[0006] In one embodiment, the display screen is composed of a display screen substrate and a polarizer, and foam and a release film are arranged on the back of the polarizer.
[0007] In one embodiment, the center of the bottom of the display screen is connected to the center of the top of the driver chip, and the driver chip is connected to the top of the FPC.
[0008] In one of the embodiments, an FPC plug-in terminal is provided on the right side of the FPC, and the FPC plug-in terminal is used to connect to the system mainboard.
[0009] In one embodiment, the communication interface signal module is electrically connected to the timing control module, and the COF driver chip peripheral component module is electrically connected to the DC / DC working module.
[0010] In one embodiment, the first GOA timing control module, the pixel driving control module and the second GOA timing control module are all data-connected to the display screen.
[0011] In one embodiment, the main control unit module is electrically connected to the communication interface signal module, and the DC / DC circuit module is electrically connected to the IC power input module and the pixel power module.
[0012] In one of the embodiments, a gold finger of an FPC plug-in terminal is disposed on the back of the right side of the FPC, and the gold finger of the FPC plug-in terminal is the front and back sides of the FPC plug-in terminal.
[0013] In one embodiment, the front side of the display screen substrate in the display screen is in the shape of a rectangle, and the four corners of the front side are rounded.
[0014] In one embodiment, the FPC and the driving chip are both designed as flexible circuits.
[0015] Compared with the prior art, the utility model has at least the following advantages:
[0016] The utility model optimizes the spatial structure of the display module. By designing the DC / DC circuit module to be electrically connected to the IC power input module and the pixel power module, the power of the COF driver chip can be reused by the DC / DC module on the FPC to provide the glass pixel voltage. The DC / DC chip can be selected from specifications such as BV6802, so that the system motherboard can save the power module supplied to the display driver chip, save material costs, and free up more structural space, thereby achieving the purpose of reducing the motherboard LDO circuit module, thereby optimizing the motherboard device space and reducing the material cost of the whole machine. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.
[0018] Figure 1 This is a front overall schematic diagram of the utility model for optimizing the spatial structure of the display module;
[0019] Figure 2 This is a schematic diagram of the back of the utility model for optimizing the spatial structure of the display module;
[0020] Figure 3 This is a schematic diagram of the internal modules of the utility model for optimizing the spatial structure of the display module;
[0021] Figure 4 This is a schematic diagram of a DC / DC circuit module chip circuit for optimizing the spatial structure of a display module according to the utility model.
[0022] In the figure: 1. display screen; 11. pixel power module; 2. driver chip; 21. first GOA timing control module; 22. pixel driver control module; 23. second GOA timing control module; 24. DC / DC working module; 25. timing control module; 26. IC power input module; 3. FPC; 31. communication interface signal module; 32. DC / DC circuit module; 33. COF driver chip peripheral component module; 4. system mainboard; 41. main control unit module. DETAILED DESCRIPTION
[0023] In order to facilitate the understanding of the present invention, the present invention will be described more comprehensively with reference to the relevant drawings. The drawings provide preferred embodiments of the present invention. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thoroughly and comprehensively understood.
[0024] In the description of the present application, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.
[0025] Unless otherwise clearly stipulated and limited, terms such as "installed", "connected", "connected", "fixed", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements.
[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.
[0027] like Figure 1-4 As shown, an optimized display module space structure includes: a display screen 1, a driver chip 2, an FPC3 and a system motherboard 4; the display screen 1, the display screen 1 includes a pixel power module 11; the driver chip 2, the driver chip 2 includes a first GOA timing control module 21, a pixel drive control module 22, a second GOA timing control module 23, a DC / DC working module 24, a timing control module 25 and an IC power input module 26; FPC3, FPC3 includes a communication interface signal module 31, a DC / DC circuit module 32 and a COF driver chip peripheral component module 33; the system motherboard 4, the system motherboard 4 includes a main control unit module 41; the power supply of the driver chip 2 is provided by the DC / DC circuit module 32 on the FPC3, and the chip of the DC / DC circuit module 32 is of the specification of BV6802, (the specification is attached Figure 4 The circuit diagram in FIG. 3 is a chip circuit diagram of the DC / DC circuit module 32). It should be noted that the DC / DC circuit module 32 can simultaneously power the pixel power module 11 and the IC power input module 26, so that the FPC 3 can simultaneously power the display screen 1 and the driver chip 2, thereby saving the power module supplied to the display screen driver chip in the system motherboard 4, thereby saving material costs and freeing up more structural space.
[0028] like Figure 1-4 As shown in the figure, in one embodiment, the display screen 1 is composed of a display screen substrate and a polarizer, and a foam and a release film are arranged on the back of the polarizer. It should be noted that the size and shape of the foam and the release film are the same as the size and shape of the display screen substrate, and a release film tearing handle is arranged on the top of the release film.
[0029] like Figure 1-4 As shown, in one embodiment, the center of the bottom of the display screen 1 is connected to the center of the top of the driver chip 2, and the driver chip 2 is connected to the top of the FPC 3. Both the FPC 3 and the driver chip 2 are flexible circuit designs. It should be noted that this design allows the FPC 3 and the driver chip 2 to be bent to the back of the display screen 1.
[0030] like Figure 1-4As shown, in one embodiment, the communication interface signal module 31 is electrically connected to the timing control module 25, and the COF driver chip peripheral component module 33 is electrically connected to the DC / DC working module 24. It should be noted that the connection between the modules is made through the gold fingers of FPC3 and the driver chip 2, and this design allows the FPC3 and the driver chip 2 to communicate and operate.
[0031] like Figure 1-4 As shown, in one embodiment, the first GOA timing control module 21, the pixel driving control module 22 and the second GOA timing control module 23 are all data connected to the display screen 1. It should be noted that the FPC 3 can transmit the content to be displayed to the display screen 1 through the module so that it can be displayed.
[0032] like Figure 1-4 As shown, in one embodiment, the main control unit module 41 is electrically connected to the communication interface signal module 31, and the DC / DC circuit module 32 is electrically connected to the IC power input module 26 and the pixel power module 11. It should be noted that this design allows the system motherboard 4 to transmit signals to the FPC3 and provide power to it at the same time.
[0033] like Figure 1-4 As shown, in one embodiment, the back of the right side of FPC3 is provided with an FPC plug-in terminal gold finger, and the FPC plug-in terminal gold finger and the FPC plug-in terminal are opposite to each other. The right side of FPC3 is provided with an FPC plug-in terminal, and the FPC plug-in terminal is used to connect with the system motherboard 4. It should be noted that this design allows FPC3 and the system motherboard 4 to be connected to each other, thereby realizing the transmission of power and signals.
[0034] like Figure 1-4 As shown in one embodiment, the front side of the display screen substrate in the display screen 1 is in the shape of a rectangle, and the four corners of the front side are rounded. It should be noted that the shape of the display screen 1 is not necessarily a rectangle, and this design scheme only shows an example of a rectangle, and its specific shape and size are designed according to production needs.
[0035] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.
Claims
1. An optimized display module space structure, characterized in that: include: Display screen (1), driver chip (2), FPC (3) and system main board (4); A display screen (1), the display screen (1) comprising a pixel power supply module (11); A driving chip (2), the driving chip (2) comprising a first GOA timing control module (21), a pixel driving control module (22), a second GOA timing control module (23), a DC / DC working module (24), a timing control module (25) and an IC power input module (26); An FPC (3), wherein the FPC (3) comprises a communication interface signal module (31), a DC / DC circuit module (32) and a COF driver chip peripheral component module (33); A system mainboard (4), the system mainboard (4) comprising a main control unit module (41); The power supply of the driving chip (2) is provided by a DC / DC circuit module (32) on the FPC (3), and the chip of the DC / DC circuit module (32) is of the specification of BV6802.
2. The optimized display module space structure according to claim 1, characterized in that: The display screen (1) is composed of a display screen substrate and a polarizer, and foam and a release film are arranged on the back of the polarizer.
3. The optimized display module space structure according to claim 1, characterized in that: The center of the bottom of the display screen (1) and the center of the top of the driving chip (2) are connected together, and the driving chip (2) and the top of the FPC (3) are connected together.
4. The optimized display module space structure according to claim 1, characterized in that: An FPC plug-in terminal is provided on the right side of the FPC (3), and the FPC plug-in terminal is used for connecting to the system mainboard (4).
5. The optimized display module space structure according to claim 1, characterized in that: The communication interface signal module (31) is electrically connected to the timing control module (25), and the COF driver chip peripheral component module (33) is electrically connected to the DC / DC working module (24).
6. The optimized display module space structure according to claim 1, characterized in that: The first GOA timing control module (21), the pixel drive control module (22) and the second GOA timing control module (23) are all data-connected to the display screen (1).
7. The optimized display module space structure according to claim 1, characterized in that: The main control unit module (41) is electrically connected to the communication interface signal module (31), and the DC / DC circuit module (32) is electrically connected to the IC power input module (26) and the pixel power module (11).
8. The optimized display module space structure according to claim 1, characterized in that: The back of the right side of the FPC (3) is provided with an FPC plug-in terminal gold finger, and the FPC plug-in terminal gold finger and the FPC plug-in terminal are opposite to each other.
9. The optimized display module space structure according to claim 1, characterized in that: The front side of the display screen substrate in the display screen (1) is in the shape of a rectangle, and the four corners of the front side are rounded.
10. The optimized display module space structure according to claim 1, characterized in that: The FPC (3) and the driving chip (2) are both designed as flexible circuits.