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.

Date of Patent:
Dec. 19, 2017

Filed:

Nov. 16, 2015
Applicant:

Morphotrak, Llc, Anaheim, CA (US);

Inventors:

Jianguo Wang, Diamond Bar, CA (US);

Peter Zhen-Ping Lo, Mission Viejo, CA (US);

Assignee:

MorphoTrak, LLC, Anaheim, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/36 (2006.01); G06K 9/00 (2006.01); G06T 7/00 (2017.01); G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
G06K 9/001 (2013.01); G06F 17/3053 (2013.01); G06F 17/30256 (2013.01); G06K 9/0008 (2013.01); G06K 9/00046 (2013.01); G06T 7/0002 (2013.01);
Abstract

In some implementations, a computer-implemented method includes an iterative minutiae matching technique that initially groups mated minutiae within a list of all possible minutiae between a reference fingerprint and a search fingerprint, and then successively performs a geometric consistency check of the mated minutiae within the group. In some instances, the iterative matching technique enables improved identification of globally aligned mated minutiae within distorted regions, which may be used to subsequently improve the calculation of a similarity score between a reference fingerprint and a search fingerprint.


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Wang, Jianguo. (2017). Minutiae grouping for distorted fingerprint matching (U.S. Patent No. 9846801). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9846801

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