DE3863637D1 - Rohrfoermiger piezo-elektrischer sensor mit grosser empfindlichkeit. - Google Patents
Rohrfoermiger piezo-elektrischer sensor mit grosser empfindlichkeit.Info
- Publication number
- DE3863637D1 DE3863637D1 DE8888403189T DE3863637T DE3863637D1 DE 3863637 D1 DE3863637 D1 DE 3863637D1 DE 8888403189 T DE8888403189 T DE 8888403189T DE 3863637 T DE3863637 T DE 3863637T DE 3863637 D1 DE3863637 D1 DE 3863637D1
- Authority
- DE
- Germany
- Prior art keywords
- high sensitivity
- electrical sensor
- tubular piezo
- piezo
- tubular
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
- G01V1/20—Arrangements of receiving elements, e.g. geophone pattern
- G01V1/201—Constructional details of seismic cables, e.g. streamers
- G01V1/208—Constructional details of seismic cables, e.g. streamers having a continuous structure
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S310/00—Electrical generator or motor structure
- Y10S310/80—Piezoelectric polymers, e.g. PVDF
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Electrophonic Musical Instruments (AREA)
- Exposure Control For Cameras (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8718357A FR2625640B1 (fr) | 1987-12-30 | 1987-12-30 | Capteur piezo-electrique tubulaire a grande sensibilite |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3863637D1 true DE3863637D1 (de) | 1991-08-14 |
Family
ID=9358432
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888403189T Expired - Fee Related DE3863637D1 (de) | 1987-12-30 | 1988-12-14 | Rohrfoermiger piezo-elektrischer sensor mit grosser empfindlichkeit. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4918666A (de) |
EP (1) | EP0323305B1 (de) |
JP (1) | JPH01208098A (de) |
CN (1) | CN1016569B (de) |
CA (1) | CA1311294C (de) |
DE (1) | DE3863637D1 (de) |
FR (1) | FR2625640B1 (de) |
NO (1) | NO171190C (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2664119B1 (fr) * | 1990-06-29 | 1993-06-11 | Inst Francais Du Petrole | Systeme integre de reception d'ondes acoustiques de grande longueur. |
JP3079175B2 (ja) * | 1992-07-03 | 2000-08-21 | 防衛庁技術研究本部長 | 圧電素子及びそれを用いたハイドロフォン |
GB9217129D0 (en) * | 1992-08-13 | 1992-09-23 | Secr Defence | Vibration reduction |
US5321332A (en) * | 1992-11-12 | 1994-06-14 | The Whitaker Corporation | Wideband ultrasonic transducer |
US5357486A (en) * | 1992-12-02 | 1994-10-18 | Innovative Transducers Inc. | Acoustic transducer |
US5504383A (en) * | 1994-11-25 | 1996-04-02 | Xerox Corporation | High voltage power supply |
US6278222B1 (en) * | 1998-08-26 | 2001-08-21 | Minolta Co., Ltd. | Piezoelectric element, piezoelectric element manufacturing method and actuator using piezoelectric element |
FR2800880B1 (fr) * | 1999-11-10 | 2002-01-18 | Thomson Marconi Sonar Sas | Antenne lineaire acoustique remorquee a faible bruit |
AU2001264927A1 (en) * | 2000-05-31 | 2001-12-11 | Westerngeco Seismic Holdings Ltd. | Continuous seismic receiver array |
KR100695727B1 (ko) * | 2005-06-10 | 2007-03-15 | (주)피에조랩 | 압전 복합체 센서 |
US7902722B2 (en) * | 2008-04-03 | 2011-03-08 | Dvx, Llc | Transducer apparatus for intravascular blood flow measurement |
CN102027609B (zh) * | 2008-05-12 | 2013-11-06 | 学校法人关西大学 | 压电元件以及音响装置 |
EP3338068B1 (de) * | 2015-08-18 | 2023-03-01 | Fujifilm Sonosite, Inc. | Membranhydrophon für hochfrequenzultraschall und verfahren zur herstellung |
US11428845B2 (en) * | 2015-11-04 | 2022-08-30 | Quantum Technology Sciences, Inc. | System and method for sensing seismic acoustic signals |
US11579011B2 (en) | 2016-02-19 | 2023-02-14 | Fujifilm Sonosite, Inc. | Membrane hydrophone for high frequency ultrasound and method of manufacture |
US11616190B2 (en) | 2017-12-22 | 2023-03-28 | B&L Sensor Technologies, Llc | Device and method for sensing underwater sound pressure |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3375489A (en) * | 1966-03-14 | 1968-03-26 | Harry W. Kompanek | Pressure compensated transducer |
FR2145099A5 (de) * | 1971-07-08 | 1973-02-16 | Inst Francais Du Petrole | |
GB1593271A (en) * | 1976-09-21 | 1981-07-15 | Standard Telephones Cables Ltd | Electro-acoustic transducers |
US4716556A (en) * | 1981-07-23 | 1987-12-29 | Allied-Signal Inc. | Magnetostrictive acoustic transducer |
FR2517155B1 (fr) * | 1981-11-25 | 1987-03-20 | Metraflu | Appareil hydrophone pour effectuer des mesures acoustiques dans un liquide |
US4546459A (en) * | 1982-12-02 | 1985-10-08 | Magnavox Government And Industrial Electronics Company | Method and apparatus for a phased array transducer |
WO1986000757A1 (en) * | 1984-07-06 | 1986-01-30 | Raychem Corporation | Piezoelectric coaxial cable |
US4568851A (en) * | 1984-09-11 | 1986-02-04 | Raychem Corporation | Piezoelectric coaxial cable having a helical inner conductor |
FR2601132B1 (fr) * | 1986-07-04 | 1989-03-24 | Inst Francais Du Petrole | Dispositif capteur d'ondes de pression du type piezo-electrique a structure continue et procede pour sa fabrication |
-
1987
- 1987-12-30 FR FR8718357A patent/FR2625640B1/fr not_active Expired - Fee Related
-
1988
- 1988-12-14 DE DE8888403189T patent/DE3863637D1/de not_active Expired - Fee Related
- 1988-12-14 EP EP88403189A patent/EP0323305B1/de not_active Expired - Lifetime
- 1988-12-22 US US07/288,099 patent/US4918666A/en not_active Expired - Fee Related
- 1988-12-23 JP JP63325720A patent/JPH01208098A/ja active Pending
- 1988-12-28 NO NO885788A patent/NO171190C/no unknown
- 1988-12-29 CN CN88108980A patent/CN1016569B/zh not_active Expired
- 1988-12-30 CA CA000587340A patent/CA1311294C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
NO171190B (no) | 1992-10-26 |
EP0323305A1 (de) | 1989-07-05 |
FR2625640A1 (fr) | 1989-07-07 |
FR2625640B1 (fr) | 1990-06-22 |
US4918666A (en) | 1990-04-17 |
NO885788L (no) | 1989-07-03 |
CN1034106A (zh) | 1989-07-19 |
EP0323305B1 (de) | 1991-07-10 |
NO171190C (no) | 1993-02-03 |
NO885788D0 (no) | 1988-12-28 |
CN1016569B (zh) | 1992-05-06 |
CA1311294C (fr) | 1992-12-08 |
JPH01208098A (ja) | 1989-08-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |