Method and apparatus for finger position tracking and haptic display using conductive islands
US11442546B2 · kind B2 · utility
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1References
18Claims
0Family size
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Key dates
| Filing date | Jul 9, 2020 |
| Grant date | Sep 13, 2022 |
| Priority date | — |
| Expiry date | Oct 12, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09B21/003
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A touchscreen includes conductive islands that are capacitively coupled to conductive traces, where they may be used to provide capacitive sensing of the position of one or more fingers in contact with a touchscreen and/or to exert haptic forces on one or more fingers in contact with a touchscreen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.