Biometric imaging method and device
US9852338B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 26, 2014 |
| Grant date | Dec 26, 2017 |
| Priority date | — |
| Expiry date | Sep 1, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B3/14
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
It is an objective of the present invention to provide a biometric imaging device comprising an optical lens component for performing optical imaging (including static image and dynamic image) on a biometric of a region of interest; an image sensor for converting an optical image of said biometric into an electronic image (including static image and dynamic image); and a micromotor controller for acquiring, delivering, or analyzing image quality information of the electronic image, analyzing in real time the definition of the image according to the image quality information of the electronic image, and feeding back said information in real time so as to adjust the optical lens component to perform autofocus control of the biometric of the region of interest.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.