US 11,914,827 B2
Touch sensor and display apparatus
Wenxiao Niu, Beijing (CN); Guiyu Zhang, Beijing (CN); Shiheng Mu, Beijing (CN); Hongqiang Luo, Beijing (CN); and Xiaolong Zhu, Beijing (CN)
Assigned to Chengdu BOE Optoelectronics Technology Co., Ltd., Sichuan (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Appl. No. 17/427,418
Filed by Chengdu BOE Optoelectronics Technology Co., Ltd., Chengdu (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed Mar. 19, 2020, PCT No. PCT/CN2020/080184
§ 371(c)(1), (2) Date Jul. 30, 2021,
PCT Pub. No. WO2021/184292, PCT Pub. Date Sep. 23, 2021.
Prior Publication US 2022/0317816 A1, Oct. 6, 2022
Int. Cl. G06F 3/044 (2006.01)
CPC G06F 3/0446 (2019.05) 20 Claims
OG exemplary drawing
 
1. A touch sensor, comprising: a first opening region, a second opening region, a plurality of first touch electrodes and a plurality of second touch electrodes,
wherein the first opening region and the second opening region are spaced;
a center of the first opening region and a center of the touch sensor do not coincide, and a center of the second opening region and the center of the touch sensor do not coincide;
the plurality of first touch electrodes respectively extend along a first direction, and at least one of the plurality of first touch electrodes comprises a plurality of first touch sub-electrodes arranged side by side in the first direction and electrically connected with each other;
the plurality of second touch electrodes respectively extend along a second direction intersecting with the first direction, and at least one of the plurality of second touch electrodes comprises a plurality of second touch sub-electrodes arranged side by side in the second direction and electrically connected with each other;
the plurality of first touch electrodes are arranged side by side along the second direction, and the plurality of second touch electrodes are arranged side by side along the first direction;
the plurality of first touch sub-electrodes and the plurality of second touch sub-electrodes together at least partially surround the first opening region and the second opening region;
at least one of the plurality of first touch electrodes comprises a first transition touch electrode;
each of a first group of second touch electrodes in the plurality of second touch electrodes further comprises a second transition touch electrode;
at least part of the first transition touch electrode is positioned between the first opening region and the second opening region, and comprises a first transition touch sub-electrode and a second transition touch sub-electrode arranged side by side in the first direction and electrically connected with each other;
the first transition touch sub-electrode at least partially surrounds the first opening region, and the second transition touch sub-electrode at least partially surrounds the second opening region; and
at least part of the second transition touch electrode is positioned between the first transition touch sub-electrode and the second transition touch sub-electrode, and extends along the second direction;
an edge of the second transition touch electrode close to the first transition touch sub-electrode comprises a plurality of first protruding portions protruding towards the first transition touch sub-electrode;
an edge of the second transition touch electrode close to the second transition touch sub-electrode comprises a plurality of second protruding portions protruding towards the second transition touch sub-electrode;
an edge of the first transition touch sub-electrode close to the second transition touch electrode comprises a plurality of first sunk portions;
an edge of the second transition touch sub-electrode close to the second transition touch electrode comprises a plurality of second sunk portions;
the plurality of first protruding portions are correspondingly arranged in the plurality of first sunk portions, and
the plurality of second protruding portions are correspondingly arranged in the plurality of second sunk portions.