Method and apparatus for finger position tracking and haptic display using conductive islands
US11886641B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Aug 30, 2022 |
| Grant date | Jan 30, 2024 |
| Priority date | — |
| Expiry date | Aug 30, 2042 |
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.