METHOD FOR COLLECTING LOCATION INFORMATION, METHOD FOR PROVIDING LOCATION INFORMATION, AND DEVICE FOR EXECUTING SAME

WIPO Patent Application WO/2022/225120

A1

A location information collection server is disclosed. This server may comprise: a server communication unit; a location information collection unit; and at least one server processor that determines a domain area for an original location of a terminal and defines a reference probability for sampling a disturbance location in the domain area according to a relationship between a reference area in the domain area and the disturbance location with respect to the original location. Accordingly, it is possible to collect highly reliable location information while privacy is protected.

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SHIM KYU SEOK (KR)
HONG DAE YOUNG (KR)
JUNG WOO HWAN (KR)

PCT/KR2021/016906

October 27, 2022

November 17, 2021

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SEOUL NAT UNIV R&DB FOUNDATION (KR)

H04L9/40; H04L65/40; H04W12/02

KR20050066282A	2005-06-30
KR20160092645A	2016-08-05
KR20120008431A	2012-01-30
KR20100037316A	2010-04-09
US20150358890A1	2015-12-10

HONG DAEYOUNG; JUNG WOOHWAN; SHIM KYUSEOK: "Collecting Geospatial Data with Local Differential Privacy for Personalized Services", 2021 IEEE 37TH INTERNATIONAL CONFERENCE ON DATA ENGINEERING (ICDE), IEEE, 19 April 2021 (2021-04-19), pages 2237 - 2242, XP033930346, DOI: 10.1109/ICDE51399.2021.00230

NAM & NAM (KR)

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