Title:
ULTRASONIC INSPECTION DEVICE AND ULTRASONIC INSPECTION METHOD
Document Type and Number:
WIPO Patent Application WO/2021/210227
Kind Code:
A1
Abstract:
An ultrasonic inspection method has: a registration step in which a correction parameter unique to the type of an inspection subject is registered in a hard disk (6) in association with an inspection subject identifier, the correction parameter being for correcting the intensity of a reference signal; a loading step (step S2) in which the correction parameter is loaded into a computation processing unit (5) on the basis of the inspection subject identifier; a correction step (step S3) in which the loaded correction parameter is used to correct the signal intensity of the reference signal; and a correlation computation step (step S6) in which a process for computing the correlation between a reception signal and the corrected reference signal is executed.
Inventors:
KOBAYASHI MASAYUKI (JP)
SAKAI KAORU (JP)
OONO SHIGERU (JP)
KIKUCHI OSAMU (JP)
KIKUKAWA KOTARO (JP)
SAKAI KAORU (JP)
OONO SHIGERU (JP)
KIKUCHI OSAMU (JP)
KIKUKAWA KOTARO (JP)
Application Number:
PCT/JP2021/000783
Publication Date:
October 21, 2021
Filing Date:
January 13, 2021
Export Citation:
Assignee:
HITACHI POWER SOLUTIONS CO LTD (JP)
International Classes:
G01N29/30; G01N29/46; G01N29/50
Domestic Patent References:
| WO2019223883A1 | 2019-11-28 |
Foreign References:
| JP2006217943A | 2006-08-24 | |||
| JP2007309838A | 2007-11-29 | |||
| JP2005221321A | 2005-08-18 | |||
| JP2007057512A | 2007-03-08 | |||
| JP2005102988A | 2005-04-21 |
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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