US 12,464,485 B2
Data correction device
Tomohiro Nakagawa, Chiyoda-ku (JP); Takuya Doumen, Chiyoda-ku (JP); and Kazuya Sasaki, Chiyoda-ku (JP)
Assigned to NTT DOCOMO, INC., Chiyoda-ku (JP)
Appl. No. 17/639,368
Filed by NTT DOCOMO, INC., Chiyoda-ku (JP)
PCT Filed Sep. 29, 2020, PCT No. PCT/JP2020/036967
§ 371(c)(1), (2) Date Mar. 1, 2022,
PCT Pub. No. WO2021/065927, PCT Pub. Date Apr. 8, 2021.
Claims priority of application No. 2019-182185 (JP), filed on Oct. 2, 2019.
Prior Publication US 2022/0322275 A1, Oct. 6, 2022
Int. Cl. H04W 64/00 (2009.01)
CPC H04W 64/00 (2013.01) 8 Claims
OG exemplary drawing
 
1. A data correction device comprising processing circuitry configured to:
generate a filter based on a positioning error during positioning by positioning means;
apply the filter to population distribution data generated based on stored position data to thereby correct the population distribution data; and
output data related to a population, on a basis of the corrected population distribution data.