Title:
RECEPTION DEVICE AND ABNORMALITY DETECTION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/119907
Kind Code:
A1
Abstract:
This reception device installed in a moving body comprises: a reception circuit that receives radio waves transmitted from a radio wave sensor attached to a structure established on a road, and generates feature information including at least one among reception level, S/N ratio, and frequency of the received radio waves; a position detection unit that detects the position of the moving body; and a recording unit that associates and records the position of the moving body detected by the position detection unit, and the feature information generated on the basis of the radio waves that the reception circuit received at the position of the moving body.
Inventors:
KAWANISHI HIROAKI (JP)
Application Number:
PCT/JP2022/041212
Publication Date:
June 29, 2023
Filing Date:
November 04, 2022
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES (JP)
International Classes:
G01S7/40; G08G1/01; G08G1/09
Domestic Patent References:
| WO2021187244A1 | 2021-09-23 |
Foreign References:
| JP2011209878A | 2011-10-20 | |||
| US20210049363A1 | 2021-02-18 | |||
| JP2010117837A | 2010-05-27 | |||
| JP2020079722A | 2020-05-28 | |||
| JP2021528303A | 2021-10-21 |
Attorney, Agent or Firm:
MORITA Takeshi et al. (JP)
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