Touch pen, driving method thereof and touch system
US11144138B2 · kind B2 · utility
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1References
20Claims
0Family size
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Key dates
| Filing date | Apr 14, 2020 |
| Grant date | Oct 12, 2021 |
| Priority date | — |
| Expiry date | Apr 15, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04106
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A touch pen, a driving method thereof, and a touch system are provided. The touch pen includes: a capacitance circuit having different capacitance values when the touch pen is at different tilt angles; a detection circuit configured to detect a capacitance value of the capacitance circuit and generate capacitance information corresponding to the capacitance value; and a signal generating circuit configured to generate a corresponding driving signal according to the capacitance information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.