JPS55109834U - - Google Patents
Info
- Publication number
- JPS55109834U JPS55109834U JP1980009497U JP949780U JPS55109834U JP S55109834 U JPS55109834 U JP S55109834U JP 1980009497 U JP1980009497 U JP 1980009497U JP 949780 U JP949780 U JP 949780U JP S55109834 U JPS55109834 U JP S55109834U
- Authority
- JP
- Japan
- 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
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)
- Measuring Fluid Pressure (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (1)
| 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55109834U true JPS55109834U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-08-01 |
| JPS6329216Y2 JPS6329216Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-08-05 |
Family
ID=9221568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1980009497U Expired JPS6329216Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-01-29 | 1980-01-29 |
Country Status (6)
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61256226A (ja) * | 1985-05-10 | 1986-11-13 | Hitachi Ltd | 音響インテンシテイワツトメ−タ |
| JP2004251751A (ja) * | 2003-02-20 | 2004-09-09 | Mitsui Eng & Shipbuild Co Ltd | 音響センサアレイ、音響診断装置及び音響診断方法 |
| JP2007512510A (ja) * | 2003-11-10 | 2007-05-17 | 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 |
Families Citing this family (12)
| 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 |
| 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 |
| US8942387B2 (en) | 2002-02-05 | 2015-01-27 | Mh Acoustics Llc | Noise-reducing directional microphone array |
| US8098844B2 (en) * | 2002-02-05 | 2012-01-17 | Mh Acoustics, Llc | Dual-microphone spatial noise suppression |
| 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 |
| GB2607035B (en) * | 2021-05-25 | 2024-10-30 | Smta Ltd | Prediction of far-field radiated acoustic fields in a fluid using near-field acoustic measurements |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3747703A (en) * | 1971-01-18 | 1973-07-24 | Minnesota Mining & Mfg | Noise exposure computer and method |
-
1979
- 1979-01-29 FR FR7902813A patent/FR2447542A1/fr active Granted
-
1980
- 1980-01-24 US US06/114,972 patent/US4281551A/en not_active Expired - Lifetime
- 1980-01-25 DE DE8080420010T patent/DE3063558D1/de not_active Expired
- 1980-01-25 EP EP80420010A patent/EP0015852B1/fr not_active Expired
- 1980-01-28 DK DK035280A patent/DK153424C/da not_active IP Right Cessation
- 1980-01-29 JP JP1980009497U patent/JPS6329216Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61256226A (ja) * | 1985-05-10 | 1986-11-13 | Hitachi Ltd | 音響インテンシテイワツトメ−タ |
| JP2004251751A (ja) * | 2003-02-20 | 2004-09-09 | Mitsui Eng & Shipbuild Co Ltd | 音響センサアレイ、音響診断装置及び音響診断方法 |
| JP2007512510A (ja) * | 2003-11-10 | 2007-05-17 | 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2447542A1 (fr) | 1980-08-22 |
| DK153424C (da) | 1988-11-21 |
| EP0015852B1 (fr) | 1983-06-01 |
| DK35280A (da) | 1980-07-30 |
| FR2447542B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1981-10-23 |
| DK153424B (da) | 1988-07-11 |
| JPS6329216Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-08-05 |
| US4281551A (en) | 1981-08-04 |
| EP0015852A1 (fr) | 1980-09-17 |
| DE3063558D1 (en) | 1983-07-07 |