US 12,219,237 B2
Recording mode changing device, network camera, recording mode changing method, and program recording medium
Kazuki Ogata, Tokyo (JP)
Assigned to NEC CORPORATION, Tokyo (JP)
Appl. No. 18/017,573
Filed by NEC Corporation, Tokyo (JP)
PCT Filed Jul. 31, 2020, PCT No. PCT/JP2020/029393
§ 371(c)(1), (2) Date Jan. 23, 2023,
PCT Pub. No. WO2022/024333, PCT Pub. Date Feb. 3, 2022.
Prior Publication US 2023/0308739 A1, Sep. 28, 2023
Int. Cl. H04N 23/61 (2023.01); G06V 20/58 (2022.01); G08G 1/04 (2006.01); H04N 23/667 (2023.01)
CPC H04N 23/61 (2023.01) [G06V 20/584 (2022.01); G08G 1/04 (2013.01); H04N 23/667 (2023.01)] 9 Claims
OG exemplary drawing
 
1. A recording mode changing device comprising:
a memory storing instructions; and
one or more processors configured to execute the instructions to:
determine whether it is necessary to change a data recording mode of a camera according to a lighting state of a lamp of a traffic signal; and
change a data recording mode of the predetermined camera according to the determination, including, in case that the lighting state of the lamp is blue, reducing an amount of data recorded by the camera directed in a same direction as that of the lamp, and in case that the lighting state of the lamp is other than blue, increasing the amount of data recorded by the camera directed in the same direction as that of the lamp.