The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 02, 2010
Filed:
Dec. 19, 2003
Applicants:
Jean-christophe Foundeur, Levallois-Perret, FR;
Laurent Lambert, Paris, FR;
Inventors:
Jean-Christophe Foundeur, Levallois-Perret, FR;
Laurent Lambert, Paris, FR;
Assignee:
Sagem Securite, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G06F 7/04 (2006.01); G06T 1/00 (2006.01); G06T 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention concerns a method of determining the living character of an element carrying a fingerprint. The method according to the invention is characterised in that it consists of making on the one hand at least one electrical measurement and on the other hand taking an image of the said fingerprint, and then validating the said or each electrical measurement by comparing it with the range of values of electrical measurements defined by a pre-established relationship linking the said range to characteristics of the said image.