Method and apparatus for detecting pressure
US10402619B2 · kind B2 · utility
2Cited by
9References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 16, 2017 |
| Grant date | Sep 3, 2019 |
| Priority date | — |
| Expiry date | Feb 16, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V40/1353
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The present disclosure relates to a method and an apparatus for detecting pressure. The method includes: acquiring, via a fingerprint recognition sensor, a plurality of successive fingerprint images; recognizing sweat pores in the plurality of successive fingerprint images; determining a feature of the recognized sweat pores in the plurality of successive fingerprint images; and determining a changing trend of pressure applied on the fingerprint recognition sensor over time based on a changing trend of the feature of the recognized sweat pores across the plurality of successive fingerprint images.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.