Title:
DETECTION DEVICE, DETECTION METHOD, AND DETECTION PROGRAM
Document Type and Number:
WIPO Patent Application WO/2022/239335
Kind Code:
A1
Abstract:
This detection device is provided corresponding to a signal transmission device that receives a received signal via a transmission line and has an adaptive filter applied to the received signal. The detection device comprises an acquisition unit that acquires a filter coefficient of the adaptive filter, and a detection unit that detects any abnormality in the transmission line on the basis of the amount of change in the filter coefficient over time acquired by the acquisition unit.
Inventors:
IZAWA MASATO (JP)
SAKURAZAWA SATORU (JP)
KATO ISAO (JP)
ASAINA TAKUMI (JP)
SAKURAZAWA SATORU (JP)
KATO ISAO (JP)
ASAINA TAKUMI (JP)
Application Number:
PCT/JP2022/004795
Publication Date:
November 17, 2022
Filing Date:
February 08, 2022
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES (JP)
International Classes:
H04B3/46; H04L25/02; H04L41/00
Foreign References:
| JP2018142862A | 2018-09-13 | |||
| JP2009213092A | 2009-09-17 | |||
| JP2006510317A | 2006-03-23 | |||
| US20040032921A1 | 2004-02-19 |
Attorney, Agent or Firm:
MORITA Takeshi et al. (JP)
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