Touch display device, active pen, touch system, touch circuit, and pen recognition method
US11513641B2 · kind B2 · utility
0Cited by
56References
20Claims
0Family size
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Key dates
| Filing date | Feb 26, 2021 |
| Grant date | Nov 29, 2022 |
| Priority date | — |
| Expiry date | Mar 11, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04112
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Embodiments described herein is able to provide a touch display device, an active pen, a touch system, a touch circuit, and a pen recognition method capable of efficiently providing a display function, a touch-sensing function, and a pen-touch-sensing function.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.