Device and method for contactless fingerprint acquisition
US11734948B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 11, 2019 |
| Grant date | Aug 22, 2023 |
| Priority date | — |
| Expiry date | Apr 1, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V2201/121
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A device and a method for contactless fingerprint acquisition is provided. The contactless fingerprint acquisition device includes a housing including a finger scanning area for at least one finger; at least two image capturing devices located in the housing and arranged in a predetermined baseline distance, each image capturing device having an optical axis in a predetermined angle with the vertical direction; and, a lighting unit in the housing for illuminating the at least one finger. The at least two image capturing devices are operable to acquire a plurality of partial fingerprint images of the at least one finger, and the plurality of partial fingerprint images correspond to different portions of the at least one finger.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.