US 12,141,260 B2
Authentication device, authentication method, and recording medium
Momotaka Aoki, Tokyo (JP)
Assigned to NEC CORPORATION, Tokyo (JP)
Appl. No. 17/912,212
Filed by NEC Corporation, Tokyo (JP)
PCT Filed Mar. 26, 2020, PCT No. PCT/JP2020/013584
§ 371(c)(1), (2) Date Sep. 16, 2022,
PCT Pub. No. WO2021/192134, PCT Pub. Date Sep. 30, 2021.
Prior Publication US 2023/0252119 A1, Aug. 10, 2023
Int. Cl. G06F 21/32 (2013.01); G06V 10/60 (2022.01); G06V 40/16 (2022.01); G06V 40/18 (2022.01); H04N 23/23 (2023.01)
CPC G06F 21/32 (2013.01) [G06V 10/60 (2022.01); G06V 40/172 (2022.01); G06V 40/193 (2022.01); G06V 40/197 (2022.01); H04N 23/23 (2023.01)] 13 Claims
OG exemplary drawing
 
1. An authentication device comprising:
a memory configured to store instructions; and
one or more processors configured to execute the instructions to:
convert a visible light image and generate a converted image, the visible light image obtained by capturing a region including an iris of a subject in visible light;
extract a feature value of the converted image; and
perform authentication of the subject by collating the extracted feature value with a feature value generated from an infrared image of an iris.