Display substrate and display device

Patent metadata

Field	Value
Publication number	US-2024186329-A1
Application number	US-202117759996-A
Country	US
Kind code	A1
Filing date	Aug 30, 2021
Priority date	Aug 30, 2021
Publication date	Jun 6, 2024
Grant date	—

Abstract

The present disclosure provides a display substrate and a display device. The display substrate includes a base substrate, a plurality of data lines arranged on the base substrate and extending in a first direction, a plurality of gate lines arranged on the base substrate and extending in a second direction, and a plurality of sub-pixels. Each sub-pixel at least includes a first aperture region and a second aperture region spaced apart from each other in the first direction, the second aperture region is offset in the second direction with respect to the first aperture region, and an offset distance is less than or equal to a width of the first aperture region in the second direction.

First claim

1 . A display substrate, comprising a base substrate, a plurality of data lines arranged on the base substrate and extending in a first direction, and a plurality of gate lines arranged on the base substrate and extending in a second direction, wherein the plurality of data lines cross the plurality of gate lines to define a plurality of sub-pixels, each sub-pixel at least comprises a first aperture region and a second aperture region spaced apart from each other in the first direction, the second aperture region is offset in the second direction with respect to the first aperture region, and an offset distance is less than or equal to a width of the first aperture region in the second direction.

2 . The display substrate according to claim 1 , wherein a minimum distance between two adjacent first aperture regions in the second direction is equal to the offset distance.

3 . The display substrate according to claim 1 , wherein in a same sub-pixel, the first aperture region and the second aperture region share a same switch element, share a same data line as a signal input line, and share a same gate line as a switch control line of the switch element.

4 . The display substrate according to claim 3 , wherein the gate line shared by the first aperture region and the second aperture region in the same sub-pixel is arranged between the first aperture region and the second aperture region; or the gate line shared by the first aperture region and the second aperture region in the same sub-pixel is arranged at a side of the first aperture region away from the second aperture region; or the gate line shared by the first aperture region and the second aperture region in the same sub-pixel is arranged at a side of the second aperture region away from the first aperture region.

5 . The display substrate according to claim 1 , wherein the data line is arranged in a non-aperture region of the sub-pixel in the form of a folded line.

6 . The display substrate according to claim 5 , wherein the sub-pixel comprises a first side and a second side arranged opposite to each other, the data line is arranged at the first side and the second side, the data line comprises a plurality of first repeating units coupled to each other in sequence in the first direction, and each first repeating unit comprises: a first vertical line segment arranged at a first side of the first aperture region and extending in the first direction, the first vertical line segment comprising a first end away from the second aperture region and a second end close to the second aperture region; a second vertical line segment arranged at a second side of the second aperture region and extending in the first direction, the second vertical line segment comprising a third end close to the first aperture region and a fourth end away from the first aperture region; a first oblique line segment coupled between the second end of the first vertical line segment and the third end of the second vertical line segment, the first oblique line segment being angled relative to the first vertical line segment by a first angle; and a second oblique line segment coupled to the first end of the first vertical line segment or the fourth end of the second vertical line segment, the second oblique line segment being angled relative to the first vertical line segment by a second angle.

7 . The display substrate according to claim 6 , wherein the first vertical line segment, the second vertical line segment, the first oblique line segment and the second oblique line segment are formed integrally and arranged at a same layer and made of a same material; or at least two of the first vertical line segment, the second vertical line segment, the first oblique line segment and the second oblique line segment are arranged at different layers and coupled to each other through a via hole.

8 . The display substrate according to claim 1 , wherein the sub-pixel comprises a first side and a second side arranged opposite to each other, the data line is arranged at the first side and the second side, the data line comprises a plurality of second repeating units coupled to each other in sequence in the first direction, and each second repeating unit comprises: a third vertical line segment arranged at a first side or a second side of the first aperture region, the third vertical line segment comprising a first end close to the second aperture region and a second end away from the second aperture region; and a transparent conductive line, an orthogonal projection of the transparent conductive line onto the base substrate at least partially overlapping an orthogonal projection of the second aperture region onto the base substrate, the transparent conductive line being coupled to the first end of the third vertical line segment, and a length of the transparent conductive line in the first direction being greater than or equal to a length of the second aperture region in the first direction.

9 . The display substrate according to claim 8 , wherein the transparent conductive line is arranged at a same layer and not made of a same material as the third vertical line segment; or the transparent conductive line is arranged at a different layer and insulated from the third vertical line segment, and transparent conductive line is coupled to the third vertical line segment through a via hole.

10 . The display substrate according to claim 9 , wherein the third vertical line segment is a source/drain metal line, and the transparent conductive line is an indium tin oxide conductive line.

11 . The display substrate according to claim 1 , further comprising a common electrode layer arranged on the base substrate, wherein the common electrode layer is a light shielding conductive layer or a light transmitting conductive layer, the common electrode layer is provided with an aperture region, and the aperture region is configured to define the first aperture region and the second aperture region.

12 . The display substrate according to claim 1 , further comprising a plurality of pixel electrodes, and each sub-pixel is provided with a pixel electrode.

13 . The display substrate according to claim 12 , wherein the pixel electrode is a transparent conductive electrode, and the pixel electrode comprises: a first electrode block portion arranged in the first aperture region; a second electrode block portion arranged in the second aperture region; and a connection bridge portion coupled between the first electrode block portion and the second electrode block portion.

14 . The display substrate according to claim 13 , wherein a shape of the first electrode block portion matches a shape of a space surrounded by the data lines arranged at the first side and the second side of the first aperture region corresponding to the first electrode block portion.

15 . The display substrate according to claim 3 , wherein the switch element is arranged at a position where the gate line crosses the data line.

16 . A display device comprising the display substrate according to claim 1 .

17 . The display device according to claim 16 , wherein a minimum distance between two adjacent first aperture regions in the second direction is equal to the offset distance.

18 . The display device according to claim 16 , wherein in a same sub-pixel, the first aperture region and the second aperture region share a same switch element, share a same data line as a signal input line, and share a same gate line as a switch control line of the switch element.

19 . The display device according to

Assignees

• Boe Technology Group Co Ltd

Inventors

• Han Jiahui
• Liang Pengxia
• Fang Zheng
• Shi Ge
• Sun Yanliu
• Liu Yujie
• Wu Qian
• Yang Song
• Li Hongpeng
• Choi Hyunsic
• Zhao Weili
• Peng Kuanjun

Classifications

• G02F1/134336

  Matrix · CPC title

• G02F1/136286 Primary

  Wiring, e.g. gate line, drain line · CPC title

• H10D86/441

  Interconnections, e.g. scanning lines · CPC title

• H10D86/60 Primary

  wherein the TFTs are in active matrices · CPC title

• H01L27/124 Primary

  Electricity · mapped topic