US 12,424,043 B2
Stay management apparatus, stay management method, non-transitory computer-readable medium storing program, and stay management system
Tatsuki Akutsu, Tokyo (JP); and Akira Kamei, Tokyo (JP)
Assigned to NEC CORPORATION, Tokyo (JP)
Filed by NEC Corporation, Tokyo (JP)
Filed on Jun. 12, 2024, as Appl. No. 18/740,627.
Application 18/740,627 is a continuation of application No. 17/907,820, granted, now 12,039,818, previously published as PCT/JP2020/009139, filed on Mar. 4, 2020.
Prior Publication US 2024/0331474 A1, Oct. 3, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. G07C 9/25 (2020.01); G07C 9/27 (2020.01)
CPC G07C 9/257 (2020.01) [G07C 9/27 (2020.01); G07C 2209/02 (2013.01); G07C 2209/08 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A stay management apparatus comprising:
at least one memory storing instructions, and
at least one processor configured to execute the instructions to:
perform authentication based on a face image of a visitor captured at an entrance of a predetermined region and a face image of the visitor registered in advance to permit entry of the visitor into the predetermined region;
determine a permitted stay duration of the visitor inside the predetermined region based on visit destination information indicating a location inside the predetermined region associated with the visitor registered in advance;
detect the visitor by face authentication using an image of the visitor captured inside the predetermined region; and
output an alert when the visitor is detected by the face authentication after a lapse of the permitted stay duration from permission of the entry.