Title:
AUTOMATIC INSPECTION SYSTEM AND WIRELESS SLAVE MACHINE
Document Type and Number:
WIPO Patent Application WO/2021/255783
Kind Code:
A1
Abstract:
An automatic inspection system according to one embodiment of the present invention is provided with a wireless slave machine and a wireless master machine. The wireless slave machine has: a sound collection unit that collects sound generated from an inspection target; an analysis unit that analyzes the collected sound, and obtains, as an analysis result, a degree of difference between the collected sound and sound, at a normal time, on which learning has been performed, and sound state information about the collected sound; a wireless communication unit that wirelessly transmits data including the analysis result to the wireless master machine; and a power supply unit that supplies power to the sound collection unit, the analysis unit, and the wireless communication unit. The wireless master machine is configured to: receive the data from the wireless slave machine and manage the data; and transmit the analysis result extracted from the data to a monitoring terminal that monitors a state of the inspection target.
Inventors:
SASAKI REISO (JP)
ONO KAZUO (JP)
ONO KAZUO (JP)
Application Number:
PCT/JP2020/023381
Publication Date:
December 23, 2021
Filing Date:
June 15, 2020
Export Citation:
Assignee:
HITACHI LTD (JP)
International Classes:
H04M11/00
Foreign References:
| JP2018022371A | 2018-02-08 | |||
| JP2020046771A | 2020-03-26 | |||
| JP2014096050A | 2014-05-22 | |||
| JP2005188824A | 2005-07-14 | |||
| JP2018088179A | 2018-06-07 | |||
| JP2014207574A | 2014-10-30 | |||
| JP2013243485A | 2013-12-05 | |||
| JP2017032275A | 2017-02-09 |
Attorney, Agent or Firm:
SHIN-YU INTERNATIONAL PATENT FIRM (JP)
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