Title:
WIRELESS TERMINAL DETECTION SYSTEM, WIRELESS TERMINAL DETECTION DEVICE, WIRELESS TERMINAL DETECTION METHOD, AND STORAGE MEDIUM HAVING PROGRAM STORED THEREIN
Document Type and Number:
WIPO Patent Application WO/2021/010330
Kind Code:
A1
Abstract:
This wireless terminal detection system is provided with: a self-position information acquisition means for measuring the position of a reception-side wireless terminal; a pattern classification means for classifying movement patterns, extracted from history information about the position of the reception-side wireless terminal, into normal and non-normal patterns on the basis of the result of classifying the movement patterns in accordance with time and positions; and a determination means for determining, as a suspicious terminal, a transmission-side wireless terminal which is a transmission source of radio waves received by said reception-side wireless terminal, on the basis of reception history of radio waves from the transmission-side wireless terminal at a time zone classified as the non-normal pattern.
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Inventors:
SAKAI JUN (JP)
KITSUNEZUKA MASAKI (JP)
TAKEUCHI TOSHIKI (JP)
OHTSUJI TAICHI (JP)
NISHIMURA SHOJI (JP)
HIRAKAWA YASUFUMI (JP)
KITSUNEZUKA MASAKI (JP)
TAKEUCHI TOSHIKI (JP)
OHTSUJI TAICHI (JP)
NISHIMURA SHOJI (JP)
HIRAKAWA YASUFUMI (JP)
Application Number:
PCT/JP2020/027050
Publication Date:
January 21, 2021
Filing Date:
July 10, 2020
Export Citation:
Assignee:
NEC CORP (JP)
International Classes:
G08B21/02; G08B25/10
Domestic Patent References:
| WO2017026155A1 | 2017-02-16 |
Foreign References:
| JP2009230250A | 2009-10-08 | |||
| US20080094230A1 | 2008-04-24 |
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
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