Display module capable of automatically adjusting brightness
By integrating the light sensing circuit on the module glass and transmitting the light sensing signal, the problem that the AMOLED display module in the prior art is difficult to automatically adjust the brightness, the function of automatically adjusting the brightness is realized, and the cost is reduced, and the market competitiveness is improved. .
Patent Information
- Application Number
- CN202420437756.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-06
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-03-06
AI Technical Summary
The existing AMOLED display modules are difficult to automatically adjust brightness when used outdoors. Conventional solutions require adding light-sensitive IC circuits to the motherboard circuit or display FPC, which increases cost and complexity.
The integrated light sensing circuit is designed on the module glass, and the light sensing signal is transmitted to the motherboard or IC signal to realize the automatic brightness adjustment function, eliminating the light sensing IC circuit.
It realizes the function of automatically adjusting brightness, while reducing production costs and complexity and improving market competitiveness.
Smart Images
Figure CN222213713U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of display modules, in particular to a display module capable of automatically adjusting brightness. Background Art
[0002] At present, in the current display screen market, AMOLED products are widely used, such as smart bracelets, smart watches, smart homes, etc. People are paying more and more attention to the display effect of AMOLED screens, especially the experience effect of smart watches used outdoors is also becoming more and more important. This requires the AMOLED module to have an automatic dimming function, which can automatically adjust the brightness of the display screen according to the brightness of the environment. However, the conventional solution is to add a photosensitive IC circuit to the mainboard circuit or the display screen FPC. The display module that can automatically adjust the brightness of the present invention can save the photosensitive IC circuit, and the overall cost is more advantageous and more competitive in the market. Utility Model Content
[0003] The purpose of the utility model is to overcome the shortcomings of the prior art and provide a display module that can automatically adjust the brightness.
[0004] The purpose of this utility model is achieved through the following technical solutions:
[0005] A display module capable of automatically adjusting brightness comprises: module glass, a display FPC and a touch FPC; the module glass is provided with an integrated light sensing circuit and a light sensing signal; the display FPC is connected to the module glass via a PIN point; and the touch FPC is connected via a metal strip.
[0006] In one of the embodiments, the integrated light sensing circuit and the transmitted light sensing signal are arranged on the right side of the bottom of the front side of the module glass.
[0007] In one of the embodiments, the integrated light sensing circuit is data-connected to the transmitted light sensing signal, and the integrated light sensing circuit and the transmitted light sensing signal are integrated on the module glass.
[0008] In one of the embodiments, the display FPC is arranged at the center of the bottom of the module glass, and the touch FPC is arranged on the left side of the bottom of the module glass.
[0009] In one of the embodiments, an IC is provided at the connection between the display FPC and the module glass, and the light-sensing signal is electrically connected to the IC or the main board.
[0010] In one embodiment, the display FPC and the touch FPC are both flexible circuit boards, and the touch FPC is located on the left side of the front side of the display FPC.
[0011] In one of the embodiments, the back of the module glass further includes an upper polarizer, a touch sensing layer, and a lower polarizer, and the integrated light sensing circuit is integrated on the right side of the bottom of the back of the module glass.
[0012] In one embodiment, the width and length of the front side of the display FPC are greater than the length and width of the front side of the touch FPC.
[0013] In one embodiment, a connector is disposed at one end of the flexible circuit on the right side of the display FPC, and a plurality of electronic components are disposed on the front side of the display FPC.
[0014] In one of the embodiments, the four corners of the front side of the module glass are passivated, and a protective frame is provided on the front side of the module glass.
[0015] Compared with the prior art, the utility model has at least the following advantages:
[0016] The utility model discloses a display module capable of automatically adjusting brightness. By designing an integrated light sensing circuit on the module glass and transmitting light sensing signals to the motherboard or IC signal through the designed transmission, the light sensing circuit can sense the brightness and output a signal. The IC receives the information waveform of the light sensing circuit, thereby adjusting the value on the IC0x51 register, thereby realizing the function of adjusting the brightness of the AMOLED surface. Therefore, the display module capable of automatically adjusting brightness achieves automatic brightness adjustment. At the same time, its production is lower than that of a display module having a light sensing IC circuit added to the motherboard circuit or the display screen FPC. 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 schematic diagram of the overall front structure of the display module that can automatically adjust brightness according to the present invention.
[0019] In the figure: 1. Module glass; 11. Integrated photosensitive circuit; 12. Transmitting photosensitive signal; 13. IC; 2. Display FPC; 3. Touch FPC. DETAILED DESCRIPTION
[0020] 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.
[0021] 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.
[0022] 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.
[0023] 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.
[0024] like Figure 1 As shown, a display module that can automatically adjust brightness includes: module glass 1, display FPC2 and touch FPC3; module glass 1, module glass 1 is provided with integrated photosensitive circuit 11 and transmission photosensitive signal 12; display FPC2, display FPC2 and module glass 1 are connected together through PIN points; touch FPC3, touch FPC3 are connected together through metal strips. It should be noted that the integrated photosensitive circuit 11 accumulates the analog signal of the brightness of the light source through time, and the transmission photosensitive signal 12 amplifies the analog signal through the circuit and converts the analog signal into a digital signal. Thus, the signal is directly provided to the IC13 of the display screen or to the mainboard.
[0025] like Figure 1As shown in the figure, in one embodiment, the integrated light sensing circuit 11 and the light sensing signal transmission 12 are arranged on the right side of the bottom of the front of the module glass 1. The back of the module glass 1 also includes an upper polarizer, a touch sensing layer, and a lower polarizer, and the integrated light sensing circuit 11 is integrated on the right side of the bottom of the back of the module glass 1. It should be noted that the module glass 1 is AMOLED glass, and a layer of protective glass is also arranged on its surface.
[0026] like Figure 1 As shown, in one embodiment, the integrated light sensing circuit 11 is data connected to the light sensing signal transmission 12, and the integrated light sensing circuit 11 and the light sensing signal transmission 12 are integrated and arranged on the module glass 1. It should be noted that the light sensing signal transmission 12 is a combination of a PGA circuit and an ADC circuit.
[0027] like Figure 1 As shown, in one embodiment, the display FPC2 is arranged at the center of the bottom of the module glass 1, and the touch FPC3 is arranged on the left side of the bottom of the module glass 1. The display FPC2 and the touch FPC3 are both flexible circuit boards, and the touch FPC3 is located on the left side of the front of the display FPC2. It should be noted that the display FPC2 and the touch FPC3 can be bent and stored in the back of the module glass 1, thereby reducing the space they occupy.
[0028] like Figure 1 As shown, an embodiment shows that IC13 is arranged at the connection between FPC2 and module glass 1, and the light sensing signal 12 is electrically connected to IC13 or the main board. It should be noted that the main board is located at the back of the module glass 1, and IC13 is a DriverIC.
[0029] like Figure 1 As shown, in one embodiment, the width and length of the front side of the display FPC2 are greater than the length and width of the front side of the touch FPC3. It should be noted that this design allows the touch FPC3 to be stacked on the display FPC2.
[0030] like Figure 1 As shown in one embodiment, a connector is arranged at one end of the flexible circuit on the right side of the display FPC2, and several electronic components are arranged on the front side of the display FPC2. It should be noted that the display FPC2 has been waterproofed to a certain extent.
[0031] like Figure 1 As shown, in one embodiment, the four corners of the front side of the module glass 1 are passivated. A protective frame is provided on the front side of the module glass 1. It should be noted that this design can enhance the compression resistance and protection capability of the module glass 1.
[0032] 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. A display module capable of automatically adjusting brightness, characterized in that: include: Module glass (1), display FPC (2) and touch FPC (3); Module glass (1), wherein the module glass (1) is provided with an integrated light sensing circuit (11) and a light sensing signal (12); A display FPC (2), wherein the display FPC (2) and the module glass (1) are connected together via a PIN point; A touch FPC (3), wherein the touch FPC (3) is connected together via a metal strip.
2. The display module capable of automatically adjusting brightness according to claim 1, characterized in that: The integrated light sensing circuit (11) and the light sensing signal transmission (12) are arranged on the right side of the bottom of the front side of the module glass (1).
3. The display module capable of automatically adjusting brightness according to claim 1, characterized in that: The integrated light sensing circuit (11) is data-connected to the light sensing signal transmission (12); the integrated light sensing circuit (11) and the light sensing signal transmission (12) are arranged on the module glass (1) in an integrated manner.
4. The display module capable of automatically adjusting brightness according to claim 1, characterized in that: The display FPC (2) is arranged at the center of the bottom of the module glass (1), and the touch FPC (3) is arranged on the left side of the bottom of the module glass (1).
5. The display module capable of automatically adjusting brightness according to claim 1, characterized in that: An IC (13) is provided at the connection between the display FPC (2) and the module glass (1), and the light-transmitting signal (12) is electrically connected to the IC (13) or the main board.
6. The display module capable of automatically adjusting brightness according to claim 1, characterized in that: The display FPC (2) and the touch FPC (3) are both flexible circuit boards, and the touch FPC (3) is located on the left side of the front of the display FPC (2).
7. The display module capable of automatically adjusting brightness according to claim 1, characterized in that: The back of the module glass (1) further comprises an upper polarizer, a touch sensing layer, and a lower polarizer, and the integrated light sensing circuit (11) is integrated on the right side of the bottom of the back of the module glass (1).
8. The display module capable of automatically adjusting brightness according to claim 1, characterized in that: The width and length of the front side of the display FPC (2) are both greater than the length and width of the front side of the touch FPC (3).
9. The display module capable of automatically adjusting brightness according to claim 1, characterized in that: A connector is arranged at one end of the right side flexible circuit of the display FPC (2), and a plurality of electronic components are arranged on the front side of the display FPC (2).
10. The display module capable of automatically adjusting brightness according to claim 1, characterized in that: The four corners of the front side of the module glass (1) are passivated, and a protective frame is provided on the front side of the module glass (1).