CN114708816A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN114708816A CN114708816A CN202210350701.2A CN202210350701A CN114708816A CN 114708816 A CN114708816 A CN 114708816A CN 202210350701 A CN202210350701 A CN 202210350701A CN 114708816 A CN114708816 A CN 114708816A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
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Abstract
The application provides a display panel and display device, display panel includes: the pixel units are arranged in a row-column mode, sub-pixels forming the same pixel unit are arranged in a row transversely, sub-pixels of the same row of pixel units are arranged in a column longitudinally respectively, the sub-pixels of the same row are connected with scanning line wiring of the same row, the polarities of two adjacent sub-pixels of the same row are opposite, and the polarities of two adjacent sub-pixels of the same row are opposite; each row of sub-pixels is provided with a corresponding first row of data line routing and a corresponding second row of data line routing, the first row of data line routing is connected with the odd-numbered rows of the corresponding row of sub-pixels, and the second row of data line routing is connected with the even-numbered rows of the corresponding row of sub-pixels; the at least one optical sensor is arranged between a first column of adjacent sub-pixels and a second column of adjacent sub-pixels and is positioned between a second column of data line routing of the first column of sub-pixels and a first column of data line routing of the second column of sub-pixels. The display panel provided by the application reduces the crosstalk risk of the integrated optical sensor in the display panel.
Description
Technical Field
The application belongs to the technical field of display, and particularly relates to a display panel and a display device.
Background
The integrated optical sensor (sensor) in the display panel can realize more man-machine interaction functions, and enrich user experience. Current techniques for integrating light sensors into a display panel may place the sensors between two pixels. The pixels arranged by using the strips can reduce the interference of data line routing to the optical sensor, realize higher signal to noise ratio, but have higher risk of displaying crosstalk; the pixels arranged in flip can have a good display effect, display crosstalk is small, data line wiring is arranged on two sides of the optical sensor, the influence of the data line wiring on the optical sensor is large, and the signal to noise ratio is poor.
Referring to fig. 1, fig. 1 is a schematic wiring diagram of a display panel adopting stripe pixel arrangement in the prior art. The pixel units on the display panel are arranged in a row and column mode, R, G and B sub-pixels forming the same pixel unit are transversely arranged in a row, sub-pixels of the same row of pixel units are respectively longitudinally arranged in a column, the sub-pixels of the same row are connected with scanning line wiring (gate line) of the same row, the sub-pixels of the same column are connected with data line wiring of the same column, two adjacent sub-pixels of the same row have opposite polarities, two adjacent sub-pixels of the same column have the same polarity, the + number and the-number in the figure represent opposite polarities, a light sensor 4 is arranged at a preset light sensor position, namely, a light sensor 4 is arranged between the sub-pixels of the second column B and the R sub-pixels of the third column, the light sensor 4 is provided with wiring 1, wiring 2 and wiring 3, wherein the wiring 3 is responsible for information output (Readout). In addition, a dummy (dummy) position of the optical sensor is provided on the display panel corresponding to the position of the optical sensor 4, and the optical sensor can be disposed at the dummy position. In this wiring manner, since the output polarities of the data trace D2 and the data trace D3 are opposite, the interference of the data line trace D2 and the data line trace D3 on the trace 3 at both sides is small, so that a high signal-to-noise ratio is achieved, but the risk of crosstalk is high.
Referring to fig. 2, fig. 2 is a schematic diagram of a layout of a display panel adopting a flip pixel arrangement in the prior art. The pixel units on the display panel are arranged in a row-column mode, R, G and B sub-pixels forming the same pixel unit are transversely arranged in a row, sub-pixels of the same row of pixel units are respectively longitudinally arranged in a column, the sub-pixels of the same row are connected with scanning line wiring of the same row, the polarities of two adjacent sub-pixels of the same row are opposite, the polarities of two adjacent sub-pixels of the same column are opposite, the + number and the-number in the drawing indicate opposite polarities, an optical sensor 4 is arranged at a preset optical sensor position, namely, between the B sub-pixels of the second row and the R sub-pixels of the third row, the optical sensor 4 is provided with a wiring 1, a wiring 2 and a wiring 3, wherein the wiring 3 is responsible for information output. In addition, a dummy photo sensor position is provided on the display panel corresponding to the position of the photo sensor 4, and the photo sensor can be disposed at the dummy photo sensor position. In this wiring manner, since the output polarities of the data traces D3 on both sides of the optical sensor 4 are the same, the influence of the data traces D3 on the trace 3 on both sides is large, and the signal-to-noise ratio is poor.
Disclosure of Invention
The embodiment of the application provides a display panel and a display device, so that the crosstalk risk of an integrated optical sensor in the display panel is reduced.
In a first aspect, an embodiment of the present application provides a display panel, including:
the pixel units are arranged in a row-column mode, sub-pixels forming the same pixel unit are arranged in a row transversely, sub-pixels of the same row of pixel units are arranged in a column longitudinally respectively, the sub-pixels of the same row are connected with scanning line wiring of the same row, the polarities of two adjacent sub-pixels of the same row are opposite, and the polarities of two adjacent sub-pixels of the same row are opposite;
each row of sub-pixels is provided with a corresponding first row of data line routing and a corresponding second row of data line routing, the first row of data line routing is connected with odd rows of the corresponding row of sub-pixels, and the second row of data line routing is connected with even rows of the corresponding row of sub-pixels;
the at least one optical sensor is arranged between a first column of adjacent sub-pixels and a second column of adjacent sub-pixels and is positioned between a second column of data line routing of the first column of sub-pixels and a first column of data line routing of the second column of sub-pixels.
Optionally, the pixel unit includes an R sub-pixel, a G sub-pixel, a B sub-pixel, and a W sub-pixel.
Optionally, the pixel unit is composed of an R sub-pixel, a G sub-pixel and a B sub-pixel.
Optionally, the pixel units in the same row are circularly arranged according to the sequence of the G sub-pixel, the B sub-pixel and the R sub-pixel.
Optionally, the optical sensor device includes a first optical sensor and a second optical sensor, and the data line traces corresponding to two sides of the first optical sensor are respectively connected to the data line traces corresponding to two sides of the second optical sensor.
Optionally, at least one dummy location is disposed between a first column of adjacent sub-pixels and a second column of adjacent sub-pixels, and is located between a second column of data line routing of the first column of adjacent sub-pixels and a first column of adjacent data line routing of the second column of adjacent sub-pixels.
Optionally, the data line traces corresponding to the two sides of the optical sensor are respectively connected to the data line traces corresponding to the two sides of the dummy position.
Optionally, a plurality of light sensors is included.
Optionally, the plurality of light sensors are distributed between the pixel units in a row-column manner.
In a second aspect, embodiments of the present application further provide a display device, which includes the display panel described in any one of the above.
The display panel that this application embodiment provided, the data line through with the optical sensor both sides is walked the line and is selected for opposite polarity, can balance both sides data line and walk the influence of line to optical sensor, realizes higher SNR under the better condition of display effect.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the application, and that other drawings can be derived from these drawings by a person skilled in the art without inventive effort.
For a more complete understanding of the present application and its advantages, reference is now made to the following descriptions taken in conjunction with the accompanying drawings. Wherein like reference numerals refer to like parts in the following description.
Fig. 1 is a schematic wiring diagram of a display panel adopting stripe pixel arrangement in the prior art.
Fig. 2 is a schematic wiring diagram of a display panel adopting a flip pixel arrangement in the prior art.
Fig. 3 is a schematic wiring diagram of a display panel according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The embodiment of the application provides a display panel, arrange the data line on light sensor both sides under the flip arranges and walk the line and select for opposite polarity, can balance both sides data line and walk the influence of line to light sensor, realize the higher SNR and reduce the crosstalk risk of integrated light sensor in the display panel under the better condition of display effect. The following description will be made with reference to the accompanying drawings.
For example, please refer to fig. 3, fig. 3 is a schematic wiring diagram of a display panel according to an embodiment of the present disclosure. The embodiment shown in fig. 3 is mainly made based on a display panel with flip pixel arrangement, pixel units on the display panel are arranged in rows and columns, R, G, B sub-pixels forming the same pixel unit are arranged in rows and columns transversely, R, G, B sub-pixels of the same column of pixel units are respectively arranged in columns longitudinally, sub-pixels of the same row are connected with scan line routing of the same row, two adjacent sub-pixels of the same row have opposite polarities, two adjacent sub-pixels of the same column have opposite polarities, in the figure, the + number and the-number indicate opposite polarities, a photosensor 4 is arranged at a preset photosensor position, namely, between the sub-pixels of the second column B and the R sub-pixels of the third column, the photosensor 4 has routing lines 1, 2 and 3, wherein 3 is responsible for information output. Corresponding to the position of the optical sensor 4, a dummy optical sensor position is further disposed on the display panel, and those skilled in the art can understand that the dummy optical sensor position can also be configured with the optical sensor. In addition, for a display panel with flip pixel arrangement, the corresponding chip needs to support that the interlaced pixels are driven by the same data line.
It will be understood by those skilled in the art that fig. 3 only illustrates a small portion of the display panel, and in fact, the display panel may include a plurality of pixel units and a plurality of photosensors. The pixel units are not limited to be composed of R sub-pixels, G sub-pixels and B sub-pixels, and the pixel units in the same row are not limited to be circularly arranged according to the sequence of the G sub-pixels, the B sub-pixels and the R sub-pixels; the pixel unit can also be composed of an R sub-pixel, a G sub-pixel, a B sub-pixel and a W sub-pixel. The pixel units may be arranged cyclically in other sub-pixel orders. The light sensor 4 can be selected from various types of light sensors such as ambient light, infrared light, ultraviolet light and the like according to the light energy sensing type.
The first column G of sub-pixels is provided with corresponding data line wires D1 and D2, the data line wire D1 is connected with the odd-numbered rows of the first column G of sub-pixels, and the data line wire D2 is connected with the even-numbered rows of the first column G of sub-pixels; the second column of B sub-pixels are provided with corresponding data line wires D2 and D3, the data line wire D2 is connected with the odd-numbered rows of the second column of B sub-pixels, and the data line wire D3 is connected with the even-numbered rows of the second column of B sub-pixels; the third row of R sub-pixels is provided with corresponding data line traces D4 and D5, the data line trace D4 is connected to the even-numbered row of the third row of R sub-pixels, and the data line trace D5 is connected to the even-numbered row of the third row of R sub-pixels; the fourth column of G sub-pixels is provided with corresponding data line wires D5 and D6, the data line wire D5 is connected with the even rows of the fourth column of G sub-pixels, and the data line wire D6 is connected with the odd rows of the fourth column of G sub-pixels; the sub-pixels in the fifth column B are provided with corresponding data line wires D6 and D3, the data line wire D6 is connected with the even rows of the sub-pixels in the fifth column B, and the data line wire D3 is connected with the odd rows of the sub-pixels in the fifth column B; the sixth column of R sub-pixels is provided with corresponding data line D4 and D1, the data line D4 connects the odd-numbered rows of the sixth column of R sub-pixels, and the data line D1 connects the even-numbered rows of the sixth column of R sub-pixels. The optical sensor 4 is located between the second column B of sub-pixels and the third column R of sub-pixels, and located between the data line routing D3 and the data line routing D4, and because the data line routing D3 and the data line routing D4 have different input polarities, the influence of the data line routing on the optical sensor on two sides can be balanced, so that a higher signal-to-noise ratio can be realized under the better display effect, and the crosstalk risk of the integrated optical sensor in the display panel is reduced.
Those skilled in the art can understand that, according to the functional change to be realized by integrating the optical sensor in the display panel, a plurality of optical sensors may be disposed in the display panel, and each sensor may be distributed in the display panel in an array form, or may be distributed in other manners according to the function. The data lines corresponding to two or more sides of the optical sensors can be respectively connected to balance the influence of the data lines on the optical sensors on the two sides, so that the crosstalk risk of the integrated optical sensors in the display panel can be reduced by realizing higher signal-to-noise ratio under the condition of better display effect. Similarly, a plurality of dummy positions may be disposed in the display panel, and the dummy positions are disposed between a first column of sub-pixels and a second column of sub-pixels that are adjacent to each other, and are located between a second column of data line routing of the first column of sub-pixels and a first column of data line routing of the second column of sub-pixels. The data line routing lines corresponding to the two sides of the optical sensor can also be respectively connected with the data line routing lines corresponding to the two sides of the dummy position, so that the influence of the data line routing lines on the optical sensor at the two sides is balanced, and the higher signal-to-noise ratio can be realized under the condition that the display effect is better, and the crosstalk risk of the integrated optical sensor in the display panel is reduced.
The embodiment of the application also provides a display device, which comprises the display panel
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the description of the present application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. The display panel provided by the embodiment of the present application is described in detail above, and the principle and the implementation of the present application are explained in this document by applying specific examples, and the description of the above embodiment is only used to help understanding the method and the core idea of the present application; meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (10)
1. A display panel, comprising:
the pixel units are arranged in a row-column mode, sub-pixels forming the same pixel unit are arranged in a row transversely, sub-pixels of the same row of pixel units are arranged in a column longitudinally respectively, the sub-pixels of the same row are connected with scanning line wiring of the same row, the polarities of two adjacent sub-pixels of the same row are opposite, and the polarities of two adjacent sub-pixels of the same row are opposite;
each row of sub-pixels is provided with a corresponding first row of data line routing and a corresponding second row of data line routing, the first row of data line routing is connected with odd rows of the corresponding row of sub-pixels, and the second row of data line routing is connected with even rows of the corresponding row of sub-pixels;
the at least one optical sensor is arranged between a first column of adjacent sub-pixels and a second column of adjacent sub-pixels and is positioned between a second column of data line routing of the first column of sub-pixels and a first column of data line routing of the second column of sub-pixels.
2. The display panel according to claim 1, wherein the pixel unit is composed of an R sub-pixel, a G sub-pixel, a B sub-pixel, and a W sub-pixel.
3. The display panel according to claim 1, wherein the pixel unit is composed of an R sub-pixel, a G sub-pixel, and a B sub-pixel.
4. The display panel of claim 3, wherein the pixel units in the same row are arranged cyclically in the order of G sub-pixels, B sub-pixels and R sub-pixels.
5. The display panel of claim 1, comprising a first photo sensor and a second photo sensor, wherein the corresponding data lines on two sides of the first photo sensor are respectively connected to the corresponding data lines on two sides of the second photo sensor.
6. The display panel of claim 1, wherein at least one dummy location is disposed between a first column of sub-pixels and a second column of sub-pixels, and between a second column of data lines of the first column of sub-pixels and a first column of data lines of the second column of sub-pixels.
7. The display panel according to claim 6, wherein the data line traces corresponding to two sides of the optical sensor are respectively connected to the data line traces corresponding to two sides of the dummy position.
8. The display panel of claim 1, comprising a plurality of light sensors.
9. The display panel of claim 8, wherein the plurality of photo sensors are distributed between the pixel units in rows and columns.
10. A display device characterized in that it comprises a display panel according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210350701.2A CN114708816A (en) | 2022-04-02 | 2022-04-02 | Display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210350701.2A CN114708816A (en) | 2022-04-02 | 2022-04-02 | Display panel and display device |
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| Publication Number | Publication Date |
|---|---|
| CN114708816A true CN114708816A (en) | 2022-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210350701.2A Pending CN114708816A (en) | 2022-04-02 | 2022-04-02 | Display panel and display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116386533A (en) * | 2023-03-30 | 2023-07-04 | 惠科股份有限公司 | Display panel, brightness control method thereof and display device |
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2022
- 2022-04-02 CN CN202210350701.2A patent/CN114708816A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116386533A (en) * | 2023-03-30 | 2023-07-04 | 惠科股份有限公司 | Display panel, brightness control method thereof and display device |
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