Touch substrate, display apparatus and display system
US12175043B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 3, 2021 |
| Grant date | Dec 24, 2024 |
| Priority date | — |
| Expiry date | Jun 3, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10F77/45
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A touch substrate, a display apparatus and a display system are provided. The touch substrate includes a base substrate including a photosensitive region; a plurality of photosensitive pixels in an array in the photosensitive region, each photosensitive pixel includes one non-visible light sensor, and a ratio of a side length of each photosensitive pixel to a distance between the non-visible light sensors of two adjacent photosensitive pixels is in a range from 25:24 to 12:11; and a plurality of bias lines on a side of the plurality of non-visible light sensors away from the base substrate, the plurality of bias lines include a plurality of first bias lines and a plurality of second bias lines crossing with each other, and at least one of the plurality of first bias lines and the plurality of second bias lines is electrically connected to each non-visible light sensor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.