IP Library Granted Patent US 11,450,255
Granted Patent B2
US 11,450,255 · App. 17/223,318 · Granted Sep 20, 2022

Display panel, display apparatus including the same and method of driving display panel using the same

Inventors: Dong Hee Shin (Asan-si, KR); Geunho Lee (Hwaseong-si, KR); Yonghee Lee (Suwon-si, KR)
Assignee: SAMSUNG DISPLAY CO., LTD.
G09G3/20G09G2310/0275
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Quick Facts
Patent No.
US 11,450,255
App. No.
17/223,318
Granted
Sep 20, 2022
Kind
B2
Abstract

A display panel includes a plurality of blocks. The block includes a plurality of first-gate lines extending in a first direction and a plurality of second-gate lines extending in a second direction different from the first direction. The first-gate lines are connected to corresponding second-gate lines one-to-one in the block. The second-gate lines disposed in a first area of the block are connected to odd numbered first-gate lines among the plurality of first-gate lines one-to-one. The second-gate lines disposed in a second area of the block are connected to even numbered first-gate lines among the plurality of first-gate lines one-to-one.

Claims (68)

1. A display panel comprising a plurality of blocks, the block comprising a plurality of first-gate lines extending in a first direction and a plurality of second-gate lines extending in a second direction different from the first direction,

wherein the first-gate lines are connected to corresponding second-gate lines one-to-one in the block,

wherein the block is divided into a first area and a second area,

wherein the second-gate lines disposed in the first area of the block are contiguous and are connected to odd numbered first-gate lines among the plurality of first-gate lines one-to-one, and

wherein the second-gate lines disposed in the second area of the block are contiguous and are connected to even numbered first-gate lines among the plurality of first-gate lines one-to-one.

2. The display panel of claim 1 , wherein the block further includes a plurality of data lines extending in the second direction.

3. The display panel of claim 2 , wherein the first-gate lines are disposed on a first layer,

wherein the second-gate lines and the data lines are disposed on a second layer different from the first layer, and

wherein the first-gate lines are connected to the corresponding second-gate lines through contact holes.

4. The display panel of claim 2 , wherein three data lines of the plurality of data lines are disposed between two adjacent second-gate lines of the plurality of gate lines.

5. The display panel of claim 1 , wherein a first virtual line generated by connecting points where the first-gate lines and the corresponding second-gate lines are connected in the first area and a second virtual line generated by connecting points where the first-gate lines and the corresponding second-gate lines are connected in the second area form a V-shape.

6. The display panel of claim 5 , wherein the plurality of first-gate lines includes first to 2N-th first-gate lines, the plurality of second-gate lines includes first to 2N-th second-gate lines, and N is an integer equal to or more than 2,

wherein the first second-gate line is connected to the first first-gate line, the second second-gate line is connected to the third first-gate line, the N−1-th second-gate line is connected to the 2N−3-th first-gate line and the N-th second-gate line is connected to the 2N−1-th first-gate line in the first area, and

wherein the N+1-th second-gate line is connected to the 2N-th first-gate line, the N+2-th second-gate line is connected to the 2N−2-th first-gate line, the 2N−1-th second-gate line is connected to the fourth first-gate line and the 2N-th second-gate line is connected to the second first-gate line in the second area.

7. The display panel of claim 1 , wherein a first virtual line generated by connecting points where the first-gate lines and the corresponding second-gate lines are connected in the first area and a second virtual line generated by connecting points where the first-gate lines and the corresponding second-gate lines are connected in the second area are parallel to each other.

8. The display panel of claim 7 , wherein the plurality of first-gate lines includes first to 2N-th first-gate lines, the plurality of second-gate lines includes first to 2N-th second-gate lines, and N is an integer equal to or more than 2,

wherein the first second-gate line is connected to the first first-gate line, the second second-gate line is connected to the third first-gate line, the N−1-th second-gate line is connected to the 2N−3-th first-gate line and the N-th second-gate line is connected to the 2N−1-th first-gate line in the first area, and

wherein the N+1-th second-gate line is connected to the second first-gate line, the N+2-th second-gate line is connected to the fourth first-gate line, the 2N−1-th second-gate line is connected to the 2N−2-th first-gate line and the 2N-th second-gate line is connected to the 2N-th first-gate line in the second area.

9. A display panel comprising a plurality of blocks, the block comprising a plurality of first-gate lines extending in a first direction and a plurality of second-gate lines extending in a second direction different from the first direction,

wherein the first-gate lines are connected to corresponding second-gate lines one-to-one in the block,

wherein the block is divided into first to fourth areas,

wherein the second-gate lines disposed in the first area of the block are connected to 4X−3-th first-gate lines among the plurality of first-gate lines one-to-one,

wherein the second-gate lines disposed in the second area of the block are connected to 4X−1-th first-gate lines among the plurality of first-gate lines one-to-one,

wherein the second-gate lines disposed in the third area of the block are connected to 4X−2-th first-gate lines among the plurality of first-gate lines one-to-one,

wherein the second-gate lines disposed in the fourth area of the block are connected to 4X-th first-gate lines among the plurality of first-gate lines one-to-one, and

wherein X is a natural number.

10. The display panel of claim 9 , wherein a first virtual line generated by connecting points where the first-gate lines and the corresponding second-gate lines are connected in the first area, a second virtual line generated by connecting points where the first-gate lines and the corresponding second-gate lines are connected in the second area, a third virtual line generated by connecting points where the first-gate lines and the corresponding second-gate lines are connected in the third area and a fourth virtual line generated by connecting points where the first-gate lines and the corresponding second-gate lines are connected in the fourth area form a W-shape.

11. The display panel of claim 10 , wherein the plurality of first-gate lines includes first to 4N-th first-gate lines, the plurality of second-gate lines includes first to 4N-th second-gate lines, and N is an integer equal to or more than 2,

wherein the first second-gate line is connected to the first first-gate line, the second second-gate line is connected to the fifth first-gate line, the N−1-th second-gate line is connected to the 4N−7-th first-gate line and the N-th second-gate line is connected to the 4N−3-th first-gate line in the first area,

wherein the N+1-th second-gate line is connected to the 4N−1-th first-gate line, the N+2-th second-gate line is connected to the 4N−5-th first-gate line, the 2N−1-th second-gate line is connected to the seventh first-gate line and the 2N-th second-gate line is connected to the third first-gate line in the second area,

wherein the 2N+1-th second-gate line is connected to the second first-gate line, the 2N+2-th second-gate line is connected to the sixth first-gate line, the 3N−1-th second-gate line is connected to the 4N−6-th first-gate line and the 3N-th second-gate line is connected to the 4N−2-th first-gate line in the third area, and

wherein the 3N+1-th second-gate line is connected to the 4N-th first-gate line, the 3N+2-th second-gate line is connected to the 4N−4-th first-gate line, the 4N−1-th second-gate line is connected to the eighth first-gate line and the 4N-th second-gate line is connected to the fourth first-gate line in the fourth area.

12. A display apparatus comprising:

a display panel which displays an image;

a gate driver which outputs gate signals to the display panel; and

a data driver which outputs a data voltage to the display panel,

wherein the display panel comprises a plurality of blocks, the block comprising a plurality of first-gate lines extending in a first direction and a plurality of second-gate lines extending in a second direction different from the first direction,

wherein the first-gate lines are connected to corresponding second-gate lines one-to-one in the block,

wherein the block is divided into first to second areas,

wherein the second-gate lines disposed in the first area of the block are contiguous and are connected to odd numbered first-gate lines among the plurality of first-gate lines one-to-one, and

wherein the second-gate lines disposed in the second area of the block are contiguous and are connected to even numbered first-gate lines among the plurality of first-gate lines one-to-one.

13. The display apparatus of claim 12 , wherein the block of the display panel includes a plurality of data lines extending in the second direction.

14. The display apparatus of claim 13 , wherein the first-gate lines are disposed on a first layer,

wherein the second-gate lines and the data lines are disposed on a second layer different from the first layer, and

wherein the first-gate lines are connected to the corresponding second-gate lines through contact holes.

15. The display apparatus of claim 12 , wherein a first virtual line generated by connecting points where the first-gate lines and the corresponding second-gate lines are connected in the first area and a second virtual line generated by connecting points where the first-gate lines and the corresponding second-gate lines are connected in the second area form a V-shape.

16. The display apparatus of claim 15 , wherein the plurality of first-gate lines includes first to 2N-th first-gate lines, the plurality of second-gate lines includes first to 2N-th second-gate lines, and N is an integer equal to or more than 2,

wherein the first second-gate line is connected to the first first-gate line, the second second-gate line is connected to the third first-gate line, the N−1-th second-gate line is connected to the 2N−3-th first-gate line and an N-th second-gate line is connected to a 2N−1-th first-gate line in the first area, and

wherein the N+1-th second-gate line is connected to the 2N-th first-gate line, the N+2-th second-gate line is connected to the 2N−2-th first-gate line, the 2N−1-th second-gate line is connected to the fourth first-gate line and the 2N-th second-gate line is connected to the second first-gate line in the second area.

17. The display apparatus of claim 15 , wherein the gate signals are sequentially applied to the second-gate lines such that the odd numbered first-gate lines in the first area are scanned during a first subframe and the even numbered first-gate lines in the second area are scanned during a second subframe after the first subframe.

18. The display apparatus of claim 15 , wherein the gate signals are alternately applied to the second-gate line in the first area and the second-gate line in the second area such that the first-gate lines in the block are sequentially scanned.

19. The display apparatus of claim 12 , wherein a first virtual line generated by connecting points where the first-gate lines and the corresponding second-gate lines are connected in the first area and a second virtual line generated by connecting points where the first-gate lines and the corresponding second-gate lines are connected in the second area are parallel to each other.

20. The display apparatus of claim 19 , wherein the plurality of first-gate lines includes first to 2N-th first-gate lines, the plurality of second-gate lines includes first to 2N-th second-gate lines, and N is an integer equal to or more than 2,

wherein the first second-gate line is connected to the first first-gate line, the second second-gate line is connected to the third first-gate line, the N−1-th second-gate line is connected to the 2N−3-th first-gate line and the N-th second-gate line is connected to the 2N−1-th first-gate line in the first area, and

wherein the N+1-th second-gate line is connected to the second first-gate line, the N+2-th second-gate line is connected to the fourth first-gate line, the 2N−1-th second-gate line is connected to the 2N−2-th first-gate line and the 2N-th second-gate line is connected to the 2N-th first-gate line in the second area.

21. The display apparatus of claim 19 , wherein the gate signals are sequentially applied to the second-gate lines such that the odd numbered first-gate lines in the first area are scanned during a first subframe and the even numbered first-gate lines in the second area are scanned during a second subframe after the first frame.

22. The display apparatus of claim 19 , wherein the gate signals are alternately applied to the second-gate line in the first area and the second-gate line in the second area such that the first-gate lines in the block are sequentially scanned.

23. The display apparatus of claim 12 , further comprising a flexible circuit substrate,

wherein the gate driver includes a gate driving chip,

wherein the data driver includes a first source driving chip and a second source driving chip, and

wherein the first source driving chip, the gate driving chip and the second source driving chip are sequentially disposed in the flexible circuit substrate.

24. A method of driving a display panel comprising a plurality of blocks, the block comprising a plurality of first-gate lines extending in a first direction, a plurality of second-gate lines extending in a second direction different from the first direction, and a plurality of data lines extending in the second direction, the method comprising:

applying gate signals to the second-gate lines disposed in a first area of the block of the display panel;

applying gate signals to the second-gate lines disposed in a second area of the block of the display panel; and

applying data voltages to the data lines of the display panel,

wherein the first-gate lines are connected to corresponding second-gate lines one-to-one in the block,

wherein the second-gate lines disposed in the first area are contiguous and are connected to odd numbered first-gate lines among the plurality of first-gate lines one-to-one, and

wherein the second-gate lines disposed in the second area of the block are contiguous and are connected to even numbered first-gate lines among the plurality of first-gate lines one-to-one.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 19, 2022
From: SHIN, DONG HEE; LEE, GEUNHO; LEE, YONGHEE
To: SAMSUNG DISPLAY CO., LTD.
Reel/Frame 060120/0486 →
Priority Claims (1)
KR 10-2020-0064553 · May 28, 2020 · national
Continuity (1)
Related Publication 20210375176A1 · Dec 2, 2021