Title:
ABNORMALITY DETECTION DEVICE, ABNORMALITY DETECTION METHOD, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2023/210083
Kind Code:
A1
Abstract:
An abnormality detection device (100) comprises: an acquisition unit (12a) that acquires sound information of an impact sound from a tile that is adhered; and a detection unit (12c) that detects, from the impact sound information, the presence or absence of an abnormality in the adherence state of the tile, on the basis of differences in the rising time of sounds in each frequency, in a prescribed frequency band including an inaudible range.
Inventors:
SETOH KOJI (JP)
KAMAI TAKAHIRO
KAMAI TAKAHIRO
Application Number:
PCT/JP2023/003058
Publication Date:
November 02, 2023
Filing Date:
January 31, 2023
Export Citation:
Assignee:
PANASONIC IP CORP AMERICA (US)
International Classes:
G01H17/00; G01M99/00; G01N29/46
Foreign References:
| JP2016205900A | 2016-12-08 | |||
| JP2007309827A | 2007-11-29 | |||
| JP2001041940A | 2001-02-16 |
Attorney, Agent or Firm:
NII, Hiromori et al. (JP)
Download PDF: