Touch sensor and display apparatus
US11839115B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Mar 19, 2020 |
| Grant date | Dec 5, 2023 |
| Priority date | — |
| Expiry date | Oct 23, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04112
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A touch sensor and a display apparatus are disclosed. The touch sensor includes: first touch electrodes, second touch electrodes, and a first crack blocking ring (27; 29). The touch sensor includes an opening region, and a transitional region and a touch functional region sequentially laid out from a center of the opening region; the center of the opening region and a center of the touch sensor do not coincide; the touch functional region surrounds the transitional region; the plurality of first touch electrodes and the plurality of second touch electrodes are positioned in the touch functional region; the plurality of first touch sub-electrodes and the plurality of second touch sub-electrodes integrally at least partially surround the opening region; and the first crack blocking ring is positioned in the transitional region and at least partially surrounds the opening region.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.