Title:
ABNORMALITY DETECTION DEVICE AND ELECTRONIC KEY
Document Type and Number:
WIPO Patent Application WO/2021/039910
Kind Code:
A1
Abstract:
An abnormality detection device (40) is provided with a diagnosis unit (41) that causes a self-diagnosis of a vibration sensor (20) to be performed via a first communication line (31). In addition, the abnormality detection device (40) is provided with an obtaining unit (43) that obtains, via a second communication line (32) different from the first communication line (31), a sensing result when the self-diagnosis is performed, the sensing result being output by a sensing function unit (21) of the vibration sensor (20). In addition, the abnormality detection device (40) is provided with a determination unit (44) that determines whether or not the vibration sensor (20) is normal on the basis of the diagnosis result of the diagnosis unit (41) and the sensing result obtained by the obtaining unit (43).
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Inventors:
ISHIGAKI TOMOHIKO (JP)
KOJIMA HIROAKI (JP)
KAWAMURA MASAYUKI (JP)
KAWAMURA TETSUYA (JP)
KOJIMA HIROAKI (JP)
KAWAMURA MASAYUKI (JP)
KAWAMURA TETSUYA (JP)
Application Number:
PCT/JP2020/032385
Publication Date:
March 04, 2021
Filing Date:
August 27, 2020
Export Citation:
Assignee:
TOKAI RIKA CO LTD (JP)
International Classes:
E05B49/00; E05B19/00; G01H11/06; G01P21/00
Domestic Patent References:
| WO2018155057A1 | 2018-08-30 | |||
| WO2017072897A1 | 2017-05-04 |
Foreign References:
| JP2009236596A | 2009-10-15 | |||
| JP2013037632A | 2013-02-21 | |||
| JPH04319628A | 1992-11-10 |
Attorney, Agent or Firm:
ONDA Makoto et al. (JP)
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