DK153424C - Apparat til maaling af akustisk effekt - Google Patents

Apparat til maaling af akustisk effekt

Info

Publication number
DK153424C
DK153424C DK035280A DK35280A DK153424C DK 153424 C DK153424 C DK 153424C DK 035280 A DK035280 A DK 035280A DK 35280 A DK35280 A DK 35280A DK 153424 C DK153424 C DK 153424C
Authority
DK
Denmark
Prior art keywords
acoustic power
measuring acoustic
measuring
power
acoustic
Prior art date
Application number
DK035280A
Other languages
English (en)
Other versions
DK153424B (da
DK35280A (da
Inventor
Lionel Gaudriot
Michel Mercusot
Original Assignee
Metravib 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 Metravib Sa filed Critical Metravib Sa
Publication of DK35280A publication Critical patent/DK35280A/da
Publication of DK153424B publication Critical patent/DK153424B/da
Application granted granted Critical
Publication of DK153424C publication Critical patent/DK153424C/da

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
    • G01H3/10—Amplitude; Power
    • G01H3/12—Amplitude; Power by electric means
    • 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
    • G01H3/10—Amplitude; Power
    • G01H3/14—Measuring mean amplitude; Measuring mean power; Measuring time integral of power

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Measuring Fluid Pressure (AREA)
DK035280A 1979-01-29 1980-01-28 Apparat til maaling af akustisk effekt DK153424C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7902813A FR2447542A1 (fr) 1979-01-29 1979-01-29 Appareillage permettant la mesure de la puissance acoustique totale ou directive emise par une source quelconque
FR7902813 1979-01-29

Publications (3)

Publication Number Publication Date
DK35280A DK35280A (da) 1980-07-30
DK153424B DK153424B (da) 1988-07-11
DK153424C true DK153424C (da) 1988-11-21

Family

ID=9221568

Family Applications (1)

Application Number Title Priority Date Filing Date
DK035280A DK153424C (da) 1979-01-29 1980-01-28 Apparat til maaling af akustisk effekt

Country Status (6)

Country Link
US (1) US4281551A (da)
EP (1) EP0015852B1 (da)
JP (1) JPS6329216Y2 (da)
DE (1) DE3063558D1 (da)
DK (1) DK153424C (da)
FR (1) FR2447542A1 (da)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2559325B1 (fr) * 1984-02-06 1986-08-22 Renault Appareillage permettant de capter et de transmettre au loin la parole d'une personne placee dans un milieu perturbe afin d'effectuer un traitement de cette parole
FR2562660B1 (fr) * 1984-04-09 1986-08-01 Gradient Procede et appareil pour la mesure de la puissance acoustique totale, partielle ou directive emise par une source quelconque
JPH0610632B2 (ja) * 1985-05-10 1994-02-09 株式会社日立製作所 音響インテンシティワットメ−タ
US4974213A (en) * 1988-12-16 1990-11-27 Siwecki Thomas L Passive active underwater sound detection apparatus
US5339281A (en) * 1993-08-05 1994-08-16 Alliant Techsystems Inc. Compact deployable acoustic sensor
JP3863306B2 (ja) * 1998-10-28 2006-12-27 富士通株式会社 マイクロホンアレイ装置
US7068796B2 (en) * 2001-07-31 2006-06-27 Moorer James A Ultra-directional microphones
US8098844B2 (en) * 2002-02-05 2012-01-17 Mh Acoustics, Llc Dual-microphone spatial noise suppression
JP3867057B2 (ja) * 2003-02-20 2007-01-10 三井造船株式会社 音響センサアレイ、音響診断装置及び音響診断方法
JP4527123B2 (ja) * 2003-11-10 2010-08-18 ブリュエル アンド ケアー サウンド アンド ヴァイブレーション メジャーメント エー／エス 音を発する表面の表面要素からもたらされる音圧を算出する方法
EP1994788B1 (en) 2006-03-10 2014-05-07 MH Acoustics, LLC Noise-reducing directional microphone array
CN104776877B (zh) * 2015-04-01 2017-05-03 浙江大学 三维麦克风阵列张拉定位仪
CN110164693B (zh) * 2018-02-12 2022-02-11 北京纳米能源与系统研究所 驻极电极及其制备方法、驻极装置
RU2722964C1 (ru) * 2019-11-14 2020-06-05 Федеральное Государственное Унитарное Предприятие "Всероссийский Научно-Исследовательский Институт Физико-Технических И Радиотехнических Измерений" (Фгуп "Вниифтри") Способ измерения коэффициента отражения звука от образца материала
GB2607035A (en) * 2021-05-25 2022-11-30 Smta Ltd Prediction of far-field radiated acoustic fields in a fluid using near-field acoustic measurements

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3747703A (en) * 1971-01-18 1973-07-24 Minnesota Mining & Mfg Noise exposure computer and method

Also Published As

Publication number Publication date
EP0015852B1 (fr) 1983-06-01
FR2447542A1 (fr) 1980-08-22
JPS6329216Y2 (da) 1988-08-05
DE3063558D1 (en) 1983-07-07
FR2447542B1 (da) 1981-10-23
EP0015852A1 (fr) 1980-09-17
US4281551A (en) 1981-08-04
DK153424B (da) 1988-07-11
JPS55109834U (da) 1980-08-01
DK35280A (da) 1980-07-30

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Legal Events

Date Code Title Description
PBP Patent lapsed