Title:
静脈認証装置および静脈認証方法
Document Type and Number:
Japanese Patent JP5852507
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a compact vein authentification device that performs authentification at high speed.SOLUTION: A vein authentification device 100 according to the present invention comprises: an imaging part 21 that acquires a vein image made by photographing light transmitted through a finger irradiated with infrared light and a wrinkle image made by photographing light reflected from the finger irradiated with the infrared light; a vein image process part 12 that extracts vein information from the vein image; a wrinkle image process part 13 that extracts wrinkle information from the wrinkle image; an information registration part 14 that registers the vein information and the wrinkle information in association with each other as registration information 22a; a collation ranking determination part 15 that collates the wrinkle information extracted from the wrinkle image acquired by the imaging part 21 at a time of authentification and the wrinkle information of the registration information 22a and determines a collation ranking of the vein information of the registration information 22a on the basis of a collation result; and an authentification part 16 that collates the vein information extracted from the vein image acquired by the imaging part 21 at a time of authentification and the vein information of the registration information 22a in an order determined by the collation ranking.
Inventors:
Yasuhiro Shimizu
Application Number:
JP2012118109A
Publication Date:
February 03, 2016
Filing Date:
May 24, 2012
Export Citation:
Assignee:
Hitachi Industrial Control Solutions Co., Ltd.
International Classes:
G06T1/00; G06T7/00
Domestic Patent References:
| JP2008134862A | ||||
| JP2007219625A | ||||
| JP2007249339A |
Foreign References:
| EP2453385A1 |
Attorney, Agent or Firm:
Isono International Patent and Trademark Office