Invention Grant
- Patent Title: Fingerprint reading device
-
Application No.: US17131050Application Date: 2020-12-22
-
Publication No.: US11457839B2Publication Date: 2022-10-04
- Inventor: Yoshinori Koda , Teruyuki Higuchi
- Applicant: NEC CORPORATION
- Applicant Address: JP Tokyo
- Assignee: NEC CORPORATION
- Current Assignee: NEC CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JPJP2017-144533 20170726
- Main IPC: A61B5/1172
- IPC: A61B5/1172 ; G06T1/20 ; G06T1/00 ; G06V40/13

Abstract:
A fingerprint reading device that can suppress a position shift of a finger, that includes: a placement portion on which a finger is placed; a reading face; a pair of light sources provided on the placement portion and that irradiate the finger with lights; and a reading unit that captures and reads a fingerprint of the finger in contact with the reading face in accordance with lights scattered in the finger and emitted from a surface of the finger, the pair of light sources are provided on both ends of the reading face that are opposed to each other in a width direction of the placement portion and have light guiding parts formed in a front-back direction of the placement portion, respectively, and the light guiding parts are formed so as to extend up to above the ends of the reading face.
Public/Granted literature
- US20210145324A1 FINGERPRINT READING DEVICE Public/Granted day:2021-05-20
Information query