FR2346800B1 - - Google Patents

Info

Publication number
FR2346800B1
FR2346800B1 FR7709816A FR7709816A FR2346800B1 FR 2346800 B1 FR2346800 B1 FR 2346800B1 FR 7709816 A FR7709816 A FR 7709816A FR 7709816 A FR7709816 A FR 7709816A FR 2346800 B1 FR2346800 B1 FR 2346800B1
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.)
Expired
Application number
FR7709816A
Other languages
French (fr)
Other versions
FR2346800A1 (fr
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of FR2346800A1 publication Critical patent/FR2346800A1/fr
Application granted granted Critical
Publication of FR2346800B1 publication Critical patent/FR2346800B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
FR7709816A 1976-03-31 1977-03-31 Installation de mesure acoustique Granted FR2346800A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3681276A JPS52119970A (en) 1976-03-31 1976-03-31 Sound measuring apparatus

Publications (2)

Publication Number Publication Date
FR2346800A1 FR2346800A1 (fr) 1977-10-28
FR2346800B1 true FR2346800B1 (Direct) 1983-03-18

Family

ID=12480175

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7709816A Granted FR2346800A1 (fr) 1976-03-31 1977-03-31 Installation de mesure acoustique

Country Status (7)

Country Link
US (1) US4124895A (Direct)
JP (1) JPS52119970A (Direct)
CA (1) CA1079842A (Direct)
DE (1) DE2714198A1 (Direct)
FR (1) FR2346800A1 (Direct)
GB (1) GB1569367A (Direct)
NL (1) NL7703534A (Direct)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5555224A (en) * 1978-10-18 1980-04-23 Sony Corp Device for measuring acoustic characteristic
US4468756A (en) * 1982-05-20 1984-08-28 Chan Computer Corporation Method and apparatus for processing languages
US5774558A (en) * 1995-10-30 1998-06-30 Rsq, Llc Sound imager
JP3699648B2 (ja) * 2000-12-20 2005-09-28 富士電機ホールディングス株式会社 騒音監視システム
US7979620B2 (en) * 2006-12-27 2011-07-12 International Business Machines Corporation Method, system and computer program for monitoring activities on computers connected through a hardware switch
KR101132884B1 (ko) * 2009-02-04 2012-04-03 엘에스산전 주식회사 전원 안정화 회로망에서의 노이즈 측정 시스템, 이에 적용되는 가변 필터 및, 전원 안정화 회로망에서의 노이즈 측정 방법

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3270833A (en) * 1964-12-10 1966-09-06 Bell Telephone Labor Inc Method of and apparatus for measuring ensemble averages and decay curves
US3658147A (en) * 1970-06-29 1972-04-25 Us Navy Device for measuring acoustic quantities
US3827288A (en) * 1972-03-16 1974-08-06 Nasa Digital servo control of random sound test excitation
US3781824A (en) 1972-11-20 1973-12-25 Gen Motors Corp Solid state crash recorder
JPS50160031A (Direct) * 1974-06-17 1975-12-25

Also Published As

Publication number Publication date
JPS52119970A (en) 1977-10-07
NL7703534A (nl) 1977-10-04
GB1569367A (en) 1980-06-11
DE2714198A1 (de) 1977-10-13
US4124895A (en) 1978-11-07
CA1079842A (en) 1980-06-17
FR2346800A1 (fr) 1977-10-28

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Legal Events

Date Code Title Description
ST Notification of lapse