US 12,238,420 B2
Video surveillance system and video surveillance method
Kenichiro Ida, Tokyo (JP); Hiroshi Kitajima, Tokyo (JP); and Ryoma Oami, Tokyo (JP)
Assigned to NEC CORPORATION, Tokyo (JP)
Filed by NEC CORPORATION, Tokyo (JP)
Filed on Aug. 31, 2021, as Appl. No. 17/462,808.
Application 17/462,808 is a continuation of application No. 16/288,195, filed on Feb. 28, 2019, granted, now 11,228,715.
Application 16/288,195 is a continuation of application No. 15/561,572, granted, now 11,019,268, issued on May 5, 2021, previously published as PCT/JP2015/059737, filed on Mar. 27, 2015.
Prior Publication US 2021/0400200 A1, Dec. 23, 2021
Int. Cl. H04N 23/69 (2023.01); G06V 20/40 (2022.01); G06V 20/52 (2022.01); G06V 40/16 (2022.01); G08B 13/196 (2006.01); H04N 7/18 (2006.01); H04N 23/60 (2023.01); H04N 23/61 (2023.01); H04N 23/63 (2023.01); H04N 23/90 (2023.01)
CPC H04N 23/69 (2023.01) [G06V 20/40 (2022.01); G06V 20/52 (2022.01); G06V 40/161 (2022.01); G08B 13/19608 (2013.01); G08B 13/19645 (2013.01); H04N 7/181 (2013.01); H04N 23/60 (2023.01); H04N 23/61 (2023.01); H04N 23/63 (2023.01); H04N 23/90 (2023.01); G06V 20/44 (2022.01)] 9 Claims
OG exemplary drawing
 
1. A video surveillance apparatus communicable with a display apparatus, a first camera and a second camera, the video surveillance apparatus comprising:
at least one memory storing instructions; and
at least one processor configured to execute the instructions to:
detect, based on a first image captured by the first camera, a predetermined event indicating an abnormal state at a first position in a common coordinate system;
acquire, after the first image is captured, a second image including a person at a second position in the common coordinate system different from the first position and who is a cause of the predetermined event at the first position, the second image captured by the second camera; and
control a same display screen of the display apparatus to simultaneously display both of the first image and the second image,
wherein a plurality of cameras including the first camera and the second camera are installed in a stadium, and the first camera captures the first image of an audience seat of the stadium, and
wherein the at least one processor are configured to execute the instructions to further:
in response to the predetermined event being detected based on the first image of the audience seat of the stadium, select, from among all the cameras installed in the stadium, one or more third cameras that are capable of capturing one or more third images of an entrance corresponding to the audience seat;
control the one or more third cameras to capture the one or more third images of the entrance; and
select, as the second image, the third image showing the person present at the entrance, such that the third camera that captured the selected third image is the second camera.