Patent ID: 11869265
Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. An object tracking system, the system comprising:
one or more processors configured to execute instructions; and
a memory storing instructions, wherein execution of the instructions by the one or more processors configure the one or more processors to:
receive an identifier of a terminal and a reference time to track an object corresponding to the identifier;
detect a cross-closed circuit television (CCTV) for the terminal by using a CCTV installation information and a location of the terminal before the reference time;
detect an object repeatedly appearing in the cross-CCTV as a basic image;
detect a current-CCTV currently recording the terminal by detecting a location and a moving direction of the terminal after the reference time;
detect an object appearing in the current-CCTV based on the location and the moving direction of the terminal after the reference time; and
track an object corresponding to the identifier by determining whether the detected object from the current-CCTV is re-identified from the basic image.