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. 27, 2026
Filed:
Nov. 05, 2019
Nec Corporation, Tokyo, JP;
Toshiyuki Sashihara, Tokyo, JP;
NEC CORPORATION, Tokyo, JP;
Abstract
An iris authentication device includes: a camera that is installed at a position lower than a line of sight of an authentication target person; lighting that is installed either at a same height as the position of the camera or at a position lower than the camera and that irradiates the authentication target person with light; and an authentication unit that performs authentication of the authentication target person by collating an iris that appears in an image of the authentication target person with a pre-registered iris image, the image of the authentication target person being captured by the camera from lower front while the lighting is irradiating the light.