Patent ID: 8238622
Filing Date: 2012-08-07
Classification: A61B,G06K

Abstract:
1. An individual authentication device comprising: a placement part where a part of a living body of a user can be placed; first and second light sources for irradiating the part of the living body placed on the placement part; an image pickup unit for picking up an image by the light irradiated from the first light sources and transmitted through the part of the living body; and an authentication processing unit for executing an authentication processing based on stored authentication data and the picked up image, wherein the image pickup unit further picks up surface information of the part of the living body irradiated by the second light source, and the authentication processing unit executes the authentication processing based on the surface information of the part of the living body picked up by the image pickup unit, wherein the authentication processing unit calculates reflectivity from the surface information of the part of the living body which is picked up by the image pickup unit.