JPS5217879A - Ultrasonic scar detector - Google Patents

Ultrasonic scar detector

Info

Publication number
JPS5217879A
JPS5217879A JP50093066A JP9306675A JPS5217879A JP S5217879 A JPS5217879 A JP S5217879A JP 50093066 A JP50093066 A JP 50093066A JP 9306675 A JP9306675 A JP 9306675A JP S5217879 A JPS5217879 A JP S5217879A
Authority
JP
Japan
Prior art keywords
ultrasonic
scar
detector
gate circuit
echo
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP50093066A
Other languages
Japanese (ja)
Inventor
Kimio Kanda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Power Ltd
Original Assignee
Babcock Hitachi KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Babcock Hitachi KK filed Critical Babcock Hitachi KK
Priority to JP50093066A priority Critical patent/JPS5217879A/en
Publication of JPS5217879A publication Critical patent/JPS5217879A/en
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)

Abstract

PURPOSE: A gate circuit to take out background echo is provided at time positions inside time blocks in which this echo appears, and by comparing gate circuit output, scars are accurately detected by output difference.
COPYRIGHT: (C)1977,JPO&Japio
JP50093066A 1975-08-01 1975-08-01 Ultrasonic scar detector Pending JPS5217879A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50093066A JPS5217879A (en) 1975-08-01 1975-08-01 Ultrasonic scar detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50093066A JPS5217879A (en) 1975-08-01 1975-08-01 Ultrasonic scar detector

Publications (1)

Publication Number Publication Date
JPS5217879A true JPS5217879A (en) 1977-02-10

Family

ID=14072131

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50093066A Pending JPS5217879A (en) 1975-08-01 1975-08-01 Ultrasonic scar detector

Country Status (1)

Country Link
JP (1) JPS5217879A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8866017B2 (en) 2011-03-04 2014-10-21 Junkosha, Inc. Transmission cable

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8866017B2 (en) 2011-03-04 2014-10-21 Junkosha, Inc. Transmission cable

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