IP Library › Granted Patent US 11,574,603
Granted Patent B2
US 11,574,603 · App. 17/389,051 · Granted Feb 7, 2023

Display device having a plurality of sub data lines connected to a plurality of subpixels

Inventors: YoungMin Jeong (Paju-si, KR); SeungHwan Shin (Jeongu-si, KR); WonHo Lee (Paju-si, KR); Wondoo Kim (Gimpso-si, KR)
Assignee: LG DISPLAY CO., LTD.
G09G3/3275G09G3/3233G09G3/3266G09G2300/0452G09G2300/0842G09G2320/041
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Quick Facts
Patent No.
US 11,574,603
App. No.
17/389,051
Granted
Feb 7, 2023
Kind
B2
Abstract

According to an aspect of the present disclosure, a display device includes a display panel in which a plurality of pixels including a first sub pixel, a second sub pixel, a third sub pixel, and a fourth sub pixel each having a different color is disposed; a data driver configured to supply a data voltage to the plurality of pixels by using a plurality of data lines; and a gate driver configured to supply a gate signal to the plurality of pixels by using a plurality of gate lines, where each of the plurality of data lines is divided into a plurality of sub data lines and each of the plurality of sub data lines is connected to a plurality of sub pixels having the same color, thereby minimizing data transition of a data voltage.

Claims (72)

1. A display device, comprising:

a display panel in which a plurality of sub pixels having different colors is disposed;

a data driver configured to supply a data voltage to the plurality of sub pixels by using a plurality of data lines; and

a gate driver configured to supply a gate signal to the plurality of sub pixels by using a plurality of gate lines,

wherein each of the plurality of data lines is divided into a plurality of sub data lines,

each of the plurality of sub data lines is connected to sub pixels having a same color among the plurality of sub pixels,

the plurality of gate lines includes:

a first gate line disposed on one side of a plurality of sub pixels disposed in odd-numbered rows;

a second gate line and a third gate line disposed between the plurality of sub pixels disposed in the odd-numbered rows and a plurality of sub pixels disposed in even-numbered rows; and

a fourth gate line disposed on another side of the plurality of sub pixels disposed in the even-numbered rows,

a plurality of sub pixels disposed in a 12k-11-th column to 12k-6-th column is disposed to be more adjacent to the first gate line and the fourth gate line than the second gate line and the third gate line, and

a plurality of sub pixels disposed in a 12k-5-th column to 12k-th column is disposed to be more adjacent to the second gate line and the third gate line than the first gate line and the fourth gate line, where k is a natural number of 1 or larger.

2. The display device according to claim 1 ,

wherein the plurality of sub pixels disposed in a 12k-11-th column to a 12k-6-th column of the odd-numbered rows is connected to the first gate line and is disposed to be more adjacent to the first gate line than the second gate line, and

the plurality of sub pixels disposed in a 12k-5-th column to a 12k-th column of the odd-numbered rows is connected to the second gate line and is disposed to be more adjacent to the second gate line than the first gate line.

3. The display device according to claim 1 ,

wherein the plurality of sub pixels disposed in a 12k-11-th column to a 12k-6-th column of the even-numbered rows is connected to the fourth gate line and is disposed to be more adjacent to the fourth gate line than the third gate line, and

the plurality of sub pixels disposed in a 12k-5-th column to a 12k-th column of the even-numbered rows is connected to the third gate line and is disposed to be more adjacent to the third gate line than the fourth gate line.

4. The display device according to claim 1 ,

wherein among the plurality of sub pixels, a plurality of sub pixels disposed in a 12k-11-th column, a 12k-8-th column, a 12k-5-th column, and a 12k-2nd column is blue sub pixels,

among the plurality of sub pixels, a plurality of sub pixels disposed in a 12k-10-th column, a 12k-7-th column, a 12k-4-th column, and a 12k-1st column is green sub pixels, and

among the plurality of sub pixels, a plurality of sub pixels disposed in a 12k-9-th column, a 12k-6-th column, a 12k-3rd column, and a 12k-th column is red sub pixels.

5. The display device according to claim 1 ,

wherein a plurality of repair patterns is disposed between a plurality of sub pixels disposed in a 12k-11-th column to a 12k-6-th column of the odd-numbered row and a plurality of sub pixels disposed in a 12k-11-th column to a 12k-6-th column of the even-numbered row.

6. The display device according to claim 1 ,

wherein a plurality of repair patterns is disposed on one side of a plurality of sub pixels disposed in a 12k-5-th column to a 12k-th column of the odd-numbered row, and is disposed on another side of a plurality of sub pixels disposed in a 12k-5-th column to a 12k-th column of the even-numbered row.

7. The display device according to claim 1 ,

wherein at least one high potential voltage line is disposed between a plurality of sub pixels disposed in a 12k-11-th column to a 12k-6-th column of the odd-numbered row and a plurality of sub pixels disposed in a 12k-11-th column to a 12k-6-th column of the even-numbered row.

8. The display device according to claim 1 ,

wherein at least one high potential voltage line is disposed on one side of a plurality of sub pixels disposed in a 12k-5-th column to a 12k-th column of the odd-numbered row, and is disposed on another side of a plurality of sub pixels disposed in a 12k-5-th column to a 12k-th column of the even-numbered row.

9. The display device according to claim 1 ,

wherein at least one reference voltage line is disposed on one side of a plurality of sub pixels disposed in a 12k-11-th column to a 12k-6-th column of the odd-numbered row, and is disposed on another side of a plurality of sub pixels disposed in a 12k-11-th column to a 12k-6-th column of the even-numbered row.

10. The display device according to claim 1 ,

wherein at least one high potential voltage line is disposed between a plurality of sub pixels disposed in a 12k-5-th column to a 12k-th column of the odd-numbered row and a plurality of sub pixels disposed in a 12k-5-th column to a 12k-th column of the even-numbered row.

11. A display device, comprising:

a display panel in which a plurality of pixels are disposed;

each of the plurality of pixels including a plurality of sub pixels having different colors;

a data driver configured to supply a data voltage to the plurality of sub pixels by using a plurality of data lines; and

a gate driver configured to supply a gate signal to the plurality of sub pixels by using a plurality of gate lines,

wherein each of the plurality of data lines is divided into a plurality of sub data lines,

each of the plurality of sub data lines is connected to sub pixels having a same color among the plurality of sub pixels,

each of a plurality of low potential voltage lines is disposed between a plurality of adjacent pixels,

the plurality of gate lines includes:

a first gate line disposed on one side of a plurality of sub pixels disposed in odd-numbered rows;

a second gate line and a third gate line disposed between the plurality of sub pixels disposed in the odd-numbered rows and a plurality of sub pixels disposed in even-numbered rows; and

a fourth gate line disposed on another side of the plurality of sub pixels disposed in the even-numbered rows,

a plurality of sub pixels in a first pixel group is disposed on one side of a low potential voltage line and is disposed to be more adjacent to the first gate line and the fourth gate line than the second gate line and the third gate line, and

a plurality of sub pixels in a second pixel group is disposed on another side of the low potential voltage line and is disposed to be more adjacent to the second gate line and the third gate line than the first gate line and the fourth gate line.

12. The display device according to claim 11 ,

wherein the plurality of sub pixels in the first pixel group of the odd-numbered rows is connected to the first gate line and is disposed to be more adjacent to the first gate line than the second gate line, and

the plurality of sub pixels disposed in the second pixel group of the odd-numbered rows is connected to the second gate line and is disposed to be more adjacent to the second gate line than the first gate line.

13. The display device according to claim 11 ,

wherein the plurality of sub pixels in the first pixel group of the even-numbered rows is connected to the fourth gate line and is disposed to be more adjacent to the fourth gate line than the third gate line, and

the plurality of sub pixels in the second pixel group of the even-numbered rows is connected to the third gate line and is disposed to be more adjacent to the third gate line than the fourth gate line.

14. The display device according to claim 11 ,

wherein each of the plurality of pixels including a first sub pixel, a second sub pixel, a third sub pixel, and a fourth sub pixel, and

the first sub pixel is a red sub pixel, the second sub pixel is a white sub pixel, the third sub pixel is a blue sub pixel, and the fourth sub pixel is a green sub pixel.

15. The display device according to claim 11 ,

wherein each of the plurality of pixels including a first sub pixel, a second sub pixel, a third sub pixel, and

the first sub pixel is a blue sub pixel, the second sub pixel is a green sub pixel, the third sub pixel is a red sub pixel.

16. The display device according to claim 11 ,

wherein a plurality of repair patterns is disposed between a plurality of sub pixels in the first pixel group of the odd-numbered row and a plurality of sub pixels in the first pixel group of the even-numbered row.

17. The display device according to claim 11 ,

wherein a plurality of repair patterns is disposed on one side of a plurality of sub pixels in the second pixel group of the odd-numbered row, and is disposed on another side of a plurality of sub pixels in the second pixel group of the even-numbered row.

18. The display device according to claim 11 ,

wherein at least one high potential voltage line is disposed between a plurality of sub pixels in the first pixel group of the odd-numbered row and a plurality of sub pixels in the first pixel group of the even-numbered row.

19. The display device according to claim 11 ,

wherein at least one high potential voltage line is disposed on one side of a plurality of sub pixels in the second pixel group of the odd-numbered row, and is disposed on another side of a plurality of sub pixels in the second pixel group of the even-numbered row.

20. The display device according to claim 11 ,

wherein at least one reference voltage line is disposed on one side of a plurality of sub pixels in the first pixel group of the odd-numbered row, and is disposed on another side of a plurality of sub pixels in the first pixel group of the even-numbered row.

21. The display device according to claim 11 ,

wherein at least one high potential voltage line is disposed between a plurality of sub pixels in the second pixel group of the odd-numbered row and a plurality of sub pixels in the second pixel group of the even-numbered row.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 30, 2021
From: JEONG, YOUNGMIN; SHIN, SEUNGHWAN; LEE, WONHO; KIM, WONDOO
To: LG DISPLAY CO., LTD.
Reel/Frame 057035/0481 →
Priority Claims (2)
KR 10-2020-0095319 · Jul 30, 2020 · national
KR 10-2020-0189235 · Dec 31, 2020 · national
Continuity (1)
Related Publication 20220036829A1 · Feb 3, 2022