US 12,013,475 B2
Information processing device, information processing system, program, and computer-readable recording medium
Hideki Tachinami, Tokyo (JP)
Assigned to SATO HOLDINGS KABUSHIKI KAISHA, Tokyo (JP)
Appl. No. 17/780,133
Filed by SATO HOLDINGS KABUSHIKI KAISHA, Tokyo (JP)
PCT Filed Nov. 9, 2020, PCT No. PCT/JP2020/041690
§ 371(c)(1), (2) Date May 26, 2022,
PCT Pub. No. WO2021/106530, PCT Pub. Date Jun. 3, 2021.
Claims priority of application No. 2019-217533 (JP), filed on Nov. 29, 2019.
Prior Publication US 2022/0413083 A1, Dec. 29, 2022
Int. Cl. G01S 5/02 (2010.01); G06Q 30/02 (2023.01); G06Q 30/0201 (2023.01)
CPC G01S 5/0269 (2020.05) [G06Q 30/0201 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An information processor comprising:
a storage configured to store information related to an area in which a user moves around; and
a processor, the processor configured to:
calculate, based on a transmission signal of a communication device that moves together with the user, positions in the area of the communication device with the lapse of time; and
measure time during which each of virtual points continuously exists in a region with movement of the user, each of the virtual points being defined at a point of intersection between virtual lines that are arranged in grid in the area, the region centering at each position that is calculated,
wherein a size of the region is set to contain at least two of the virtual points.