Liquid crystal handwriting panel, handwriting device, and method for controlling same
US12229373B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 28, 2021 |
| Grant date | Feb 18, 2025 |
| Priority date | — |
| Expiry date | Oct 28, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2300/0486
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Provided is a liquid crystal handwriting panel. The liquid crystal handwriting panel includes: a first substrate and a second substrate that are opposite to each other, and a liquid crystal layer between the first substrate and the second substrate; wherein the first substrate includes: a first base substrate, a touch electrode layer on a side of the first base substrate, and a first drive electrode layer on a side of the first base substrate; the second substrate includes: a second base substrate, a second drive electrode layer on a side of the second base substrate, and a shielding layer on a side of the second base substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.