US 12,310,111 B2
Touch display device reducing risk of residual conductive material between touch signal lines and neighboring data lines
Bin Liu, Beijing (CN); Hong Liu, Beijing (CN); Xinguo Wu, Beijing (CN); Fengguo Wang, Beijing (CN); Wenqiang Lv, Beijing (CN); Yu Feng, Beijing (CN); Liang Tian, Beijing (CN); Yuxuan Ma, Beijing (CN); and Bo Ma, Beijing (CN)
Assigned to Ordos Yuansheng Optoelectronics Co., Ltd., Inner Mongolia (CN); and BOE Technology Group Co., Ltd., Beijing (CN)
Appl. No. 18/014,393
Filed by Ordos Yuansheng Optoelectronics Co., Ltd., Inner Mongolia (CN); and BOE Technology Group Co., Ltd., Beijing (CN)
PCT Filed Dec. 16, 2021, PCT No. PCT/CN2021/138761
§ 371(c)(1), (2) Date Jan. 4, 2023,
PCT Pub. No. WO2023/108539, PCT Pub. Date Jun. 22, 2023.
Prior Publication US 2024/0250090 A1, Jul. 25, 2024
Int. Cl. G06F 3/041 (2006.01); G02F 1/1333 (2006.01); G02F 1/1343 (2006.01); G02F 1/1362 (2006.01); G02F 1/1368 (2006.01); G06F 3/044 (2006.01); H10D 86/40 (2025.01); H10D 86/60 (2025.01)
CPC H10D 86/60 (2025.01) [G02F 1/13338 (2013.01); G02F 1/134372 (2021.01); G02F 1/136209 (2013.01); G02F 1/136286 (2013.01); G02F 1/1368 (2013.01); G06F 3/0412 (2013.01); G06F 3/0445 (2019.05); H10D 86/441 (2025.01); G06F 3/0418 (2013.01); G06F 2203/04103 (2013.01); G06F 2203/04107 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A display substrate, comprising:
a base substrate and a plurality of sub-pixels distributed in arrays and provided on the base substrate,
wherein the plurality of sub-pixels are divided into a plurality of sub-pixel columns;
the display substrate further comprises:
a plurality of data lines, each of which is coupled to respective sub-pixels at a corresponding sub-pixel column;
a plurality of touch electrodes and a plurality of touch signal lines coupled to corresponding touch electrodes, wherein an orthogonal projection of each of the plurality of touch signal lines on the base substrate is adjacent to an orthogonal projection of a corresponding data line among the plurality of data lines on the base substrate, and each of the plurality of touch signal lines comprises first touch portions and second touch portions coupled to each other, the first touch portions and the second touch portions being arranged in different layers, and the second touch portions being of a same material and provided in a same layer as the plurality of data lines;
wherein the plurality of touch signal lines and the plurality of data lines extend along a same direction, and the first touch portions and second touch portions coupled to each other are alternately provided along an extending direction of the plurality of data lines;
wherein the plurality of sub-pixels are divided into a plurality of sub-pixel rows;
the display substrate further comprises a plurality of gate lines, each of which is coupled to respective sub-pixels at a corresponding sub-pixel row;
along the extending direction of the plurality of data lines, orthogonal projections of the plurality of gate lines on the base substrate and orthogonal projections of the first touch portions on the base substrate are alternately arranged;
wherein the plurality of data lines and the plurality of sub-pixel columns are alternately arranged;
the plurality of data lines include a plurality of first data lines and a plurality of second data lines, wherein the plurality of touch signal lines correspond to the plurality of first data lines in a one-to-one manner, and each of the plurality of touch signal lines is adjacent to a corresponding first data line among the plurality of first data lines;
at least a part of neighboring touch signal lines and the plurality of first data lines are arranged between two neighboring sub-pixel columns;
each of the plurality of first data lines comprises first data portions and second data portions alternately provided along an extending direction of the plurality of first data lines, the second data portions being coupled to respective control transistors in corresponding sub-pixels;
each of the plurality of second data lines comprises third data portions, fourth data portions, and fifth data portions arranged sequentially and repeatedly, wherein the fourth data portions are coupled to respective control transistors in corresponding sub-pixels, and orthogonal projections of the fifth data portions on the base substrate at least partially overlap with orthogonal projections of the plurality of gate lines on the base substrate;
a width of each of the third data portions in a direction perpendicular to an extending direction of the third data portions is greater than a width of each of the first data portions in a direction perpendicular to an extending direction of the first data portions, and is greater than a width of each of the first touch portions in a direction perpendicular to an extending direction of the first touch portions.