JPS595868B2 - 電気信号周波数測定装置 - Google Patents

電気信号周波数測定装置

Info

Publication number
JPS595868B2
JPS595868B2 JP50074226A JP7422675A JPS595868B2 JP S595868 B2 JPS595868 B2 JP S595868B2 JP 50074226 A JP50074226 A JP 50074226A JP 7422675 A JP7422675 A JP 7422675A JP S595868 B2 JPS595868 B2 JP S595868B2
Authority
JP
Japan
Prior art keywords
electrical signal
substrate
detection means
transducer array
measuring device
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
JP50074226A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5114073A (enExample
Inventor
アルトマン ピエ−ル
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.)
Thales SA
Original Assignee
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of JPS5114073A publication Critical patent/JPS5114073A/ja
Publication of JPS595868B2 publication Critical patent/JPS595868B2/ja
Expired 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
    • G10K11/36—Devices for manipulating acoustic surface waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
JP50074226A 1974-06-18 1975-06-18 電気信号周波数測定装置 Expired JPS595868B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7421123A FR2275779A1 (fr) 1974-06-18 1974-06-18 Dispositif de mesure de variations de frequence a l'aide d'ondes elastiques de surface
FR7421123 1974-06-18

Publications (2)

Publication Number Publication Date
JPS5114073A JPS5114073A (enExample) 1976-02-04
JPS595868B2 true JPS595868B2 (ja) 1984-02-07

Family

ID=9140197

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50074226A Expired JPS595868B2 (ja) 1974-06-18 1975-06-18 電気信号周波数測定装置

Country Status (5)

Country Link
US (1) US4034288A (enExample)
JP (1) JPS595868B2 (enExample)
DE (1) DE2527082A1 (enExample)
FR (1) FR2275779A1 (enExample)
GB (1) GB1511307A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5717105Y2 (enExample) * 1976-02-19 1982-04-09
FR2473776B1 (fr) * 1980-01-11 1985-07-05 Cgr Mev Appareil d'irradiation utilisant des sources radioactives
GB2128429A (en) * 1982-09-17 1984-04-26 Marconi Co Ltd An oscillator
GB2145893B (en) * 1983-08-30 1987-01-07 Nat Res Dev Surface acoustic wave device
US4541687A (en) * 1983-09-02 1985-09-17 Trw Inc. Signal processing system and method
US4499393A (en) * 1984-02-15 1985-02-12 Trw Inc. Surface acoustic wave spectrum analyzer
US4614919A (en) * 1984-07-03 1986-09-30 The United States Of America As Represented By The Secretary Of The Air Force Magnetostatic wave frequency analyzer apparatus
CN107796929A (zh) * 2017-11-06 2018-03-13 华侨大学 弹性波辅助水泥注浆止水模型试验装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3697899A (en) * 1971-04-05 1972-10-10 Zenith Radio Corp Acoustic surface wave transmission device
US3727718A (en) * 1971-11-24 1973-04-17 Us Navy Surface wave ambiguity analyzer

Also Published As

Publication number Publication date
FR2275779A1 (fr) 1976-01-16
GB1511307A (en) 1978-05-17
DE2527082A1 (de) 1976-01-08
JPS5114073A (enExample) 1976-02-04
FR2275779B1 (enExample) 1980-01-04
US4034288A (en) 1977-07-05

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