FR2038242A1 - - Google Patents

Info

Publication number
FR2038242A1
FR2038242A1 FR7012072A FR7012072A FR2038242A1 FR 2038242 A1 FR2038242 A1 FR 2038242A1 FR 7012072 A FR7012072 A FR 7012072A FR 7012072 A FR7012072 A FR 7012072A FR 2038242 A1 FR2038242 A1 FR 2038242A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7012072A
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.)
Automation Industries Inc
Original Assignee
Automation Industries Inc
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 Automation Industries Inc filed Critical Automation Industries Inc
Publication of FR2038242A1 publication Critical patent/FR2038242A1/fr
Withdrawn legal-status Critical Current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
    • G01N29/40—Detecting the response signal, e.g. electronic circuits specially adapted therefor by amplitude filtering, e.g. by applying a threshold or by gain control
    • 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
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4463—Signal correction, e.g. distance amplitude correction [DAC], distance gain size [DGS], noise filtering

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)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
FR7012072A 1969-04-04 1970-04-03 Withdrawn FR2038242A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81355369A 1969-04-04 1969-04-04

Publications (1)

Publication Number Publication Date
FR2038242A1 true FR2038242A1 (fr) 1971-01-08

Family

ID=25212711

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7012072A Withdrawn FR2038242A1 (fr) 1969-04-04 1970-04-03

Country Status (6)

Country Link
JP (1) JPS5124274B1 (fr)
CA (1) CA949187A (fr)
DE (1) DE2016024C3 (fr)
FR (1) FR2038242A1 (fr)
GB (1) GB1311291A (fr)
NL (1) NL7004870A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2604023C3 (de) * 1976-01-30 1981-06-19 Udo Dipl.-Phys. 1000 Berlin Flesch Anordnung von Ultraschallköpfen zur Messung der Dicke der Hautfettgewebsschicht
FR2410287A1 (fr) * 1977-11-23 1979-06-22 Cgr Ultrasonic Appareil d'echographie medicale a balayage sectoriel de grande ouverture angulaire
DE3227521C2 (de) * 1982-07-23 1984-11-22 Krautkrämer GmbH, 5000 Köln Verfahren und Vorrichtung zur zerstörungsfreien Werkstoffprüfung nach dem Ultraschall-Impulsreflektionsverfahren

Also Published As

Publication number Publication date
NL7004870A (fr) 1970-10-06
GB1311291A (en) 1973-03-28
DE2016024A1 (de) 1970-10-15
DE2016024C3 (de) 1974-05-30
JPS5124274B1 (fr) 1976-07-22
CA949187A (en) 1974-06-11
DE2016024B2 (de) 1973-10-31

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Legal Events

Date Code Title Description
ST Notification of lapse