Search International and National Patent Collections

1. (WO2018181819) FACIAL AUTHENTICATION DEVICE AND FACIAL AUTHENTICATION METHOD

Pub. No.:    WO/2018/181819    International Application No.:    PCT/JP2018/013468
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Fri Mar 30 01:59:59 CEST 2018
IPC: G06T 7/00
G01B 11/22
G01C 3/06
G06T 7/571
Applicants: MITSUMI ELECTRIC CO., LTD.
ミツミ電機株式会社
Inventors: AJIKI, Satoshi
安食 賢
TAKAHASHI, Toshiyuki
高橋 俊行
Title: FACIAL AUTHENTICATION DEVICE AND FACIAL AUTHENTICATION METHOD
Abstract:
This facial authentication device is provided with: a 3-dimensional facial information recording unit for preserving at least one piece of 3-dimensional facial information; an imaging optical system for forming an optical image including the face of an authentication subject (S130); an image-capturing element for capturing the optical image of the authentication subject, and acquiring 2-dimensional image data and image plane phase difference information about the face of the authentication subject (S140); and a facial authentication processing unit for performing 3-dimensional facial authentication on the authentication subject by performing matching of the 3-dimensionaal facial information preserved in the 3-dimensional facial information recording unit with the face of the authentication subject on the basis of the 2-dimensional image data and the image plane phase difference information (S160) acquired by the image-capturing element.