Pressure detection and measurement with a fingerprint sensor
US10185867B1 · kind B1 · utility
3Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2016 |
| Grant date | Jan 22, 2019 |
| Priority date | — |
| Expiry date | Jan 24, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04105
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A circuit, system, and method for measuring or detecting pressure or force of a fingerprint on an array of electrodes is described. Pressure or force may be measured or detected using a processed image of the fingerprint, or by measurement of capacitance of deformed variable capacitors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.