FR2333231A2 - Dispositif operateur d'ondes acoustiques transversales - Google Patents

Dispositif operateur d'ondes acoustiques transversales

Info

Publication number
FR2333231A2
FR2333231A2 FR7536446A FR7536446A FR2333231A2 FR 2333231 A2 FR2333231 A2 FR 2333231A2 FR 7536446 A FR7536446 A FR 7536446A FR 7536446 A FR7536446 A FR 7536446A FR 2333231 A2 FR2333231 A2 FR 2333231A2
Authority
FR
France
Prior art keywords
acoustic
transducers
elongated body
operates
waves
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.)
Granted
Application number
FR7536446A
Other languages
English (en)
French (fr)
Other versions
FR2333231B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
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.)
Electronique Appliquee SA
Original Assignee
Electronique Appliquee SA
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 Electronique Appliquee SA filed Critical Electronique Appliquee SA
Priority to FR7536446A priority Critical patent/FR2333231A2/fr
Priority to US05/640,321 priority patent/US4138894A/en
Priority to GB51467/75A priority patent/GB1529474A/en
Priority to DE19752556588 priority patent/DE2556588A1/de
Priority to JP50150479A priority patent/JPS5842426B2/ja
Publication of FR2333231A2 publication Critical patent/FR2333231A2/fr
Application granted granted Critical
Publication of FR2333231B2 publication Critical patent/FR2333231B2/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • 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
    • 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
    • G01N29/04—Analysing solids
    • G01N29/11—Analysing solids by measuring attenuation of acoustic waves
    • 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
    • G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
    • G01N29/346—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with amplitude characteristics, e.g. modulated signal
    • 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
    • G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
    • G01N29/348—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with frequency characteristics, e.g. single frequency signals, chirp signals
    • 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
    • G01N29/42—Detecting the response signal, e.g. electronic circuits specially adapted therefor by frequency filtering or by tuning to resonant frequency
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/012—Phase angle
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/048—Transmission, i.e. analysed material between transmitter and receiver

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)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Transducers For Ultrasonic Waves (AREA)
FR7536446A 1974-12-16 1975-11-28 Dispositif operateur d'ondes acoustiques transversales Granted FR2333231A2 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7536446A FR2333231A2 (fr) 1975-11-28 1975-11-28 Dispositif operateur d'ondes acoustiques transversales
US05/640,321 US4138894A (en) 1974-12-16 1975-12-12 Transversal acoustic wave operating device
GB51467/75A GB1529474A (en) 1974-12-16 1975-12-16 Transverse acoustic wave measuring device
DE19752556588 DE2556588A1 (de) 1974-12-16 1975-12-16 Mit transversalen schallwellen arbeitende vorrichtung
JP50150479A JPS5842426B2 (ja) 1974-12-16 1975-12-16 横音波処理装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7536446A FR2333231A2 (fr) 1975-11-28 1975-11-28 Dispositif operateur d'ondes acoustiques transversales

Publications (2)

Publication Number Publication Date
FR2333231A2 true FR2333231A2 (fr) 1977-06-24
FR2333231B2 FR2333231B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-06-15

Family

ID=9163036

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7536446A Granted FR2333231A2 (fr) 1974-12-16 1975-11-28 Dispositif operateur d'ondes acoustiques transversales

Country Status (1)

Country Link
FR (1) FR2333231A2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2524645A1 (fr) * 1982-04-06 1983-10-07 Thomson Csf Polarimetre acoustique

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2524645A1 (fr) * 1982-04-06 1983-10-07 Thomson Csf Polarimetre acoustique
US4501150A (en) * 1982-04-06 1985-02-26 Thomson-Csf Acoustic polarimeter

Also Published As

Publication number Publication date
FR2333231B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-06-15

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