Patent · US Expired

Device and method for fingerprints supervision

US7894642B2 · kind B2 · utility

3Cited by
6References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 21, 2001
Grant dateFeb 22, 2011
Priority date
Expiry dateDec 9, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06V40/1335
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method and a device for checking fingerprints are described. The method comprises the steps of recording in succession at least two digital images of finger areas and comparing each of the recording images with a reference image that represents at least one previously recorded reference fingerprint from a reference finger areas. The device according to the invention is arranged to carry out the method.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.