Fingerprint sensors and systems incorporating fingerprint sensors
US11055944B2 · kind B2 · utility
1Cited by
29References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 8, 2019 |
| Grant date | Jul 6, 2021 |
| Priority date | — |
| Expiry date | Jun 12, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07C9/37
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
Various embodiments of access control systems and fingerprint sensing systems are disclosed. One or more fingerprints of an authorized person are recorded in a fingerprint database together with a sequence of angular positions. The authorized person may subsequently gain access to a secured item by scanning the authorized person's finger or fingers in accordance with the sequence of angular positions. Various embodiments of fingerprint sensors for determining the angular position of a finger on the sensor are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.