Patent ID: 6353472
Filing Date: 2002-03-05
Classification: A61B,G06F,G06K

Abstract:
Device for the authentication of a person by his fingerprints, so as to authenticate said person prior to authorization of operation, of the type comprising a housing (1, 11, 21, 31, 41) carrying a track (4, 14, 24, 34, 44) for sliding a finger and a sensor with an active pyroelectric or piezoelectric layer (3, 13, 23, 33, 43) having one dimension less than that of a finger, disposed on said track (4, 14, 24, 34, 44) for sliding the finger, characterized in that said track (4, 14, 24, 34, 44) for sliding the finger has a protruding portion, and in that said sensor (3, 13, 23, 33, 43) is disposed adjacent said protruding portion, so as to regularize and optimize taking of the fingerprint of a finger sliding on said track (4, 14, 24, 34, 44).