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:
Jan. 07, 2020
Filed:
Nov. 13, 2017
Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;
Hajime Nada, Kawasaki, JP;
Satoshi Semba, Kawasaki, JP;
Soichi Hama, Atsugi, JP;
Satoshi Maeda, Atsugi, JP;
Takashi Morihara, Yokohama, JP;
Yukihiro Abiko, Kawasaki, JP;
FUJITSU LIMITED, Kawasaki, JP;
Abstract
A biometric authentication apparatus acquires biometric information of a user, extracts a boundary candidate where a state of the biometric information changes, to extract a region in a vicinity of the boundary candidate and having a threshold area or greater, extracts a state feature quantity having a value that changes according to a change in the state of the biometric information, from the extracted region, and judges the state of the biometric information using the state feature quantity of the extracted region.