Patent ID: 11967191
Assignee: YOKOGAWA ELECTRIC CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H  E | IPC E  G

Claim 15:
16. A device, comprising:
a monitoring camera that is arranged at an entrance where an electric lock, which can read a unique ID of each key to be used, is installed;
a detection unit configured to detect an operation of the electric lock;
a control unit configured to associate the unique ID of a used key with image data captured by the monitoring camera when an operation of the electric lock has been detected;
a first acquisition unit configured to acquire face authentication data which is in advance associated with the unique ID read to the electric lock;
a first determination unit configured to determine a distinction between a face in image data associated with the unique ID by the control unit and a face indicated by the face authentication data associated with the unique ID;
a fourth storage unit configured to store a history of entry and exit which is performed by each person having a face indicated by the face authentication data associated with the unique ID of each key;
at least one other monitoring camera that is arranged inside the entrance;
a specification unit configured to specify a key inside the entrance from the history of entry and exit in which each key is used;
a second determination unit configured to determine a distinction between a face in image data captured by the other monitoring camera and a face indicated by the face authentication data corresponding to the unique ID of a key specified as being inside the entrance; and
a third report unit configured to make a report to a security system corresponding to the electric lock when the second determination unit has determined that a face in the image data and a face indicated by the face authentication data are different.