JPS637620B2 - - Google Patents

Info

Publication number
JPS637620B2
JPS637620B2 JP55183851A JP18385180A JPS637620B2 JP S637620 B2 JPS637620 B2 JP S637620B2 JP 55183851 A JP55183851 A JP 55183851A JP 18385180 A JP18385180 A JP 18385180A JP S637620 B2 JPS637620 B2 JP S637620B2
Authority
JP
Japan
Prior art keywords
echo
signal
circuit
gate
ultrasonic
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.)
Expired
Application number
JP55183851A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57108658A (en
Inventor
Nobuyuki Motosuga
Hideo Saikai
Juichi Kato
Masahisa Nakayama
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.)
TEITSU DENSHI KENKYUSHO KK
Original Assignee
TEITSU DENSHI KENKYUSHO 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 TEITSU DENSHI KENKYUSHO KK filed Critical TEITSU DENSHI KENKYUSHO KK
Priority to JP55183851A priority Critical patent/JPS57108658A/ja
Publication of JPS57108658A publication Critical patent/JPS57108658A/ja
Publication of JPS637620B2 publication Critical patent/JPS637620B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/38—Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
JP55183851A 1980-12-26 1980-12-26 Circuit having plurality of ultrasonic wave echo gates Granted JPS57108658A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55183851A JPS57108658A (en) 1980-12-26 1980-12-26 Circuit having plurality of ultrasonic wave echo gates

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55183851A JPS57108658A (en) 1980-12-26 1980-12-26 Circuit having plurality of ultrasonic wave echo gates

Publications (2)

Publication Number Publication Date
JPS57108658A JPS57108658A (en) 1982-07-06
JPS637620B2 true JPS637620B2 (enrdf_load_stackoverflow) 1988-02-17

Family

ID=16142935

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55183851A Granted JPS57108658A (en) 1980-12-26 1980-12-26 Circuit having plurality of ultrasonic wave echo gates

Country Status (1)

Country Link
JP (1) JPS57108658A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6059152U (ja) * 1983-09-28 1985-04-24 三菱電機株式会社 超音波探傷装置
JP2526818Y2 (ja) * 1991-03-27 1997-02-26 豊田工機株式会社 スライドカバー装置
JP3042189B2 (ja) * 1992-06-26 2000-05-15 九州電力株式会社 超音波測定装置

Also Published As

Publication number Publication date
JPS57108658A (en) 1982-07-06

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