# US 10,762,822 B2 · Pixel array and display device

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- Number: US 10,762,822 B2
- Document ID: US10762822B2
- Status: Granted
- Kind: B2
- Application number: 15/378,476
- Filed: 2016-12-14
- Published: 2017-11-09
- Granted: 2020-09-01
- Earliest claimed: 2016-05-09
- Assignees: Au Optronics Corporation
- Applicants: AU Optronics Corporation
- Inventors: Chun-Yu Huang; Chung-Lung Li; Fu-Yuan Liou
- Web page: https://patentgrep.com/patent/US10762822B2

## CPC

- G09G 3/2003: {Display of colours (specific for liquid crystal displays G09G3/3607)}
- G09G 2300/0426: Layout of electrodes and connections
- G09G 2300/0452: Details of colour pixel setup, e.g. pixel composed of a red, a blue and two green components
- G09G 2300/08: Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
- G09G 2310/0275: Details of drivers for data electrodes, other than drivers for liquid crystal, plasma or OLED displays, not related to handling digital grey scale data or to communication of data to the pixels by means of a current
- G09G 2310/0297: Special arrangements with multiplexing or demultiplexing of display data in the drivers for data electrodes, in a pre-processing circuitry delivering display data to said drivers or in the matrix panel, e.g. multiplexing plural data signals to one D/A converter or demultiplexing the D/A converter output to multiple columns
- G09G: ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION (arrangements for transferring data between digital computers and displays G06F3/14; static indicating arrangements comprising an association of a number of separate sources or light control cells G09F9/00; static indicating arrangements comprising integral associations of a number of light sources H01J, H01K, H10H, H05B33/12; scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission, details thereof H04N1/00)

## Abstract

A pixel array is implemented in a display device. The display device includes a plurality of data lines and a plurality of scan lines. The pixel array includes a first sub pixel row, a second sub pixel row, and a third sub pixel row. The first sub pixel row includes a first sub pixel, a second sub pixel, and a third sub pixel. The second sub pixel row includes a fourth sub pixel, a fifth sub pixel, and a sixth sub pixel. The third sub pixel row includes a seventh sub pixel, an eighth sub pixel, and a ninth sub pixel. The seventh sub pixel is electrically coupled to a first data line. The first sub pixel, the fourth sub pixel, and the fifth sub pixel are electrically coupled to a second data line. The second sub pixel, the third sub pixel, and the eighth sub pixel are electrically coupled to a third data line. The sixth sub pixel and the ninth sub pixel are electrically coupled to a fourth data line.

## Claims

### Claim 1

A pixel array, implemented in a display device, wherein the display device comprises a plurality of data lines and a plurality of scan lines, the plurality of data lines includes a first data line for transmitting a first data signal, a second data line for transmitting a second data signal, a third data line for transmitting a third data signal, and a fourth data line for transmitting a fourth data signal, the pixel array comprising:
a first sub pixel row, comprising a first sub pixel, a second sub pixel, and a third sub pixel;
a second sub pixel row, comprising a fourth sub pixel, a fifth sub pixel, and a sixth sub pixel; and
a third sub pixel row, comprising a seventh sub pixel, an eighth sub pixel, and a ninth sub pixel;
wherein the seventh sub pixel is electrically coupled to the first data line for receiving the first data signal, the first sub pixel, the fourth sub pixel, and the fifth sub pixel are electrically coupled to the second data line for receiving the second data signal, the second sub pixel, the third sub pixel, and the eighth sub pixel are electrically coupled to the third data line for receiving the third data signal, and the sixth sub pixel and the ninth sub pixel are electrically coupled to the fourth data line for receiving the fourth data signal;
wherein the plurality of scan lines includes a first scan line, a second scan line, a third scan line, and a fourth scan line; and
wherein:
the first sub pixel and the second sub pixel are directly electrically coupled to the first scan line,
the third sub pixel, the fourth sub pixel, and the sixth sub pixel are directly electrically coupled to the second scan line,
the fifth sub pixel, the eighth sub pixel, and the ninth sub pixel are directly electrically coupled to the third scan line, and
the seventh sub pixel is directly electrically coupled to the fourth scan line.

### Claim 2 (depends on 1)

The pixel array according to claim 1, wherein the first sub pixel is a first color, and the fourth sub pixel and the fifth sub pixel are a second color.

### Claim 3 (depends on 2)

The pixel array according to claim 2, wherein the second sub pixel and the third sub pixel are the first color, and the eighth sub pixel is a third color.

### Claim 4 (depends on 3)

The pixel array according to claim 3, wherein the sixth sub pixel is the second color, and the seventh sub pixel and the ninth sub pixel are the third color.

### Claim 5 (depends on 1)

The pixel array according to claim 1, wherein the first sub pixel, the second sub pixel, and the third sub pixel are a first color.

### Claim 6 (depends on 1)

The pixel array according to claim 1, wherein a scan sequence of the plurality of scan lines is to sequentially drive the first scan line, the second scan line, the third scan line, and the fourth scan line in a first frame, and is to sequentially drive the fourth scan line, the third scan line, the second scan line, and the first scan line in a second frame.

### Claim 7 (depends on 1)

The pixel array according to claim 1, wherein the plurality of data lines further comprises a fifth data line, a sixth data line, and a seventh data line;
wherein the first sub pixel row further comprises a tenth sub pixel, an eleventh sub pixel, and a twelfth sub pixel, the second sub pixel row further comprises a thirteenth sub pixel, a fourteenth sub pixel, and a fifteenth sub pixel, and the third sub pixel row further comprises a sixteenth sub pixel, a seventeenth sub pixel, and an eighteenth sub pixel; and
wherein the sixteenth sub pixel is electrically coupled to the fourth data line, the tenth sub pixel, the thirteenth sub pixel, and the fourteenth sub pixel are electrically coupled to the fifth data line, the eleventh sub pixel, the twelfth sub pixel, and the seventeenth sub pixel are electrically coupled to the sixth data line, and the fifteenth sub pixel and the eighteenth sub pixel are electrically coupled to the seventh data line.

### Claim 8 (depends on 7)

The pixel array according to claim 7, wherein the first sub pixel, the third sub pixel, the eighth sub pixel, the eleventh sub pixel, the sixteenth sub pixel, and the eighteenth sub pixel are first color.

### Claim 9 (depends on 8)

The pixel array according to claim 8, wherein the second sub pixel, the fourth sub pixel, the sixth sub pixel, the tenth sub pixel, the twelfth sub pixel, and the fourteenth sub pixel are second-color sub pixels.

### Claim 10 (depends on 9)

The pixel array according to claim 9, wherein the fifth sub pixel, the seventh sub pixel, the ninth sub pixel, the thirteenth sub pixel, the fifteenth sub pixel, and the seventeenth sub pixel are third-color sub pixels.

### Claim 11 (depends on 7)

The pixel array according to claim 7, wherein the tenth sub pixel and the eleventh sub pixel are electrically coupled to the first scan line, the twelfth sub pixel, the thirteenth sub pixel, and the fifteenth sub pixel are electrically coupled to the second scan line, the fourteenth sub pixel, the seventeenth sub pixel, and the eighteenth sub pixel are electrically coupled to the third scan line, and the sixteenth sub pixel is electrically coupled to the fourth scan line.

### Claim 12

A display device, comprising:
a plurality of data lines, comprising a first data line for transmitting a first data signal, a second data line for transmitting a second data signal, a third data line for transmitting a third data signal, and a fourth data line for transmitting a fourth data signal;
a plurality of scan lines;
a gate driver, electrically coupled to the plurality of scan lines;
a source driver, comprising a plurality of multiplexers, wherein the plurality of multiplexers is electrically coupled to the plurality of data lines; and
a pixel array, comprising:
a first sub pixel row, comprising a first sub pixel, a second sub pixel, and a third sub pixel;
a second sub pixel row, comprising a fourth sub pixel, a fifth sub pixel, and a sixth sub pixel; and
a third sub pixel row, comprising a seventh sub pixel, an eighth sub pixel, and a ninth sub pixel;
wherein the seventh sub pixel receives the first data signal, the first sub pixel, the fourth sub pixel, and the fifth sub pixel receive the second data signal, the second sub pixel, the third sub pixel, and the eighth sub pixel receive the third data signal, and the sixth sub pixel and the ninth sub pixel receive the fourth data signal;
wherein the plurality of scan lines includes a first scan line, a second scan line, a third scan line, and a fourth scan line; and
wherein:
the first sub pixel and the second sub pixel are directly electrically coupled to the first scan line,
the third sub pixel, the fourth sub pixel, and the sixth sub pixel are directly electrically coupled to the second scan line,
the fifth sub pixel, the eighth sub pixel, and the ninth sub pixel are directly electrically coupled to the third scan line, and
the seventh sub pixel is directly electrically coupled to the fourth scan line.

### Claim 13 (depends on 12)

The display device according to claim 12, wherein the first sub pixel is a first color, and the fourth sub pixel and the fifth sub pixel are a second color.

### Claim 14 (depends on 13)

The display device according to claim 13, wherein the second sub pixel and the third sub pixel are the first color, and the eighth sub pixel is a third color.

### Claim 15 (depends on 14)

The display device according to claim 14, wherein the sixth sub pixel is the second color, and the seventh sub pixel and the ninth sub pixel are the third color.

### Claim 16 (depends on 12)

The display device according to claim 12, wherein the first data signal corresponds to a second color and a third color, the second data signal corresponds to a first color and the second color, the third data signal corresponds to the third color and the first color, and the fourth data signal corresponds to the second color and the third color.

### Claim 17 (depends on 12)

The display device according to claim 12, wherein the plurality of data lines further comprises a fifth data line for transmitting a fifth data signal, a sixth data line for transmitting a sixth data signal, and a seventh data line for transmitting a seventh data signal;
wherein the first sub pixel row further comprises a tenth sub pixel, an eleventh sub pixel, and a twelfth sub pixel, the second sub pixel row further comprises a thirteenth sub pixel, a fourteenth sub pixel, and a fifteenth sub pixel, and the third sub pixel row further comprises a sixteenth sub pixel, a seventeenth sub pixel, and an eighteenth sub pixel; and
wherein the sixteenth sub pixel receives the fourth data signal, the tenth sub pixel, the thirteenth sub pixel, and the fourteenth sub pixel receive the fifth data signal, the eleventh sub pixel, the twelfth sub pixel, and the seventeenth sub pixel receive the sixth data signal, and the fifteenth sub pixel and the eighteenth sub pixel receive the seventh data signal.

### Claim 18 (depends on 17)

The display device according to claim 17, wherein the first data signal corresponds to a second color and a third color, the second data signal corresponds to a first color, the second color, and the third color, the third data signal corresponds to the second color and the first color, the fourth data signal corresponds to the first color, the second color, and the third color, the fifth data signal corresponds to the third color and the second color, the sixth data signal corresponds to the first color, the second color, and the third color, and the seventh data signal corresponds to the first color and the third color.
