Patent · US Active

Dual-imager biometric sensor

US8872908B2 · kind B2 · utility

3Cited by

283References

41Claims

0Family size

Assignee

LUMIDIGM, INC. · US

Inventors

Ryan Martin · Tijeras, US
Robert K. Rowe · Corrales, US
Steve Corcoran · McKinney, US
Gary Rogers · Mesa, US

Key dates

Filing date	Aug 26, 2010
Grant date	Oct 28, 2014
Priority date	—
Expiry date	Feb 10, 2033

Classification

Technology area (CPC G)Physics
CPC primaryG06V40/1324
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

Embodiments disclose a two imager biometric sensor. In some embodiments, the two imagers can include a direct imager and a TIR imager. In some embodiments, multispectral light sources can be used to illuminate target tissue imaged by two imagers. In some embodiments, composite images can be created from images detected using both imagers.

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