JP7352549B2 - 水中の音圧を感知するためのデバイス及び方法 - Google Patents
水中の音圧を感知するためのデバイス及び方法 Download PDFInfo
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/60—Piezoelectric or electrostrictive devices having a coaxial cable structure
-
- 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
- G01V1/18—Receiving elements, e.g. seismometer, geophone or torque detectors, for localised single point measurements
- G01V1/186—Hydrophones
-
- 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
- G01V1/18—Receiving elements, e.g. seismometer, geophone or torque detectors, for localised single point measurements
- G01V1/186—Hydrophones
- G01V1/187—Direction-sensitive hydrophones
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/44—Special adaptations for subaqueous use, e.g. for hydrophone
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/02—Microphones
- H04R17/025—Microphones using a piezoelectric polymer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/04—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning
- H10N30/045—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
- H10N30/302—Sensors
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/704—Piezoelectric or electrostrictive devices based on piezoelectric or electrostrictive films or coatings
- H10N30/706—Piezoelectric or electrostrictive devices based on piezoelectric or electrostrictive films or coatings characterised by the underlying bases, e.g. substrates
- H10N30/708—Intermediate layers, e.g. barrier, adhesion or growth control buffer layers
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/85—Piezoelectric or electrostrictive active materials
- H10N30/857—Macromolecular compositions
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Geophysics (AREA)
- Manufacturing & Machinery (AREA)
- Signal Processing (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Measuring Fluid Pressure (AREA)
- Geophysics And Detection Of Objects (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Description
Claims (9)
- ハイドロホンであって、
正極性及び負極性の交互の区画を備える第1圧電ケーブルと、
負極性及び正極性の交互の区画を備える第2圧電ケーブルであって、前記第1圧電ケーブルの正極性の各区画の少なくとも一部分が、前記第2圧電ケーブルの負極性の区画の少なくとも一部分に結合されている第2圧電ケーブルと
を備え、
前記第1圧電ケーブルが、内部導体及び、前記第1圧電ケーブルの半径方向及び軸方向に連続するコポリマー圧電性材料コーティングの層を備え、前記第2圧電ケーブルが、内部導体及び、前記第2圧電ケーブルの半径方向及び軸方向に連続するコポリマー圧電性材料コーティングの層を備える、ハイドロホン。 - 前記第1圧電ケーブルの少なくとも一部分及び前記第2圧電ケーブルの少なくとも一部分を覆う導電性コーティングを備える請求項1に記載のハイドロホン。
- コイル状区画及び非コイル状区画を備え、前記コイル状区画が、前記非コイル状区画と交互になっており、各コイル状区画が、前記第1圧電ケーブル及び前記第2圧電ケーブルを備える請求項1に記載のハイドロホン。
- 隣接するコイル状区画及び非コイル状区画の各組み合わせにおいて、前記第1圧電ケーブル又は第2圧電ケーブルのうちの一方が切断されている請求項3に記載のハイドロホン。
- 前記ハイドロホンを構成する個々の感知ユニットであるハイドロホン感知ユニットの直列接続された組を形成する一連のコイル状区画を備える請求項1に記載のハイドロホン。
- 前記ハイドロホンは、コイル状区画を含まず、前記第1圧電ケーブル又は前記第2圧電ケーブルの一方が切断されている請求項1に記載のハイドロホン。
- 前記ハイドロホンは、巻かれていない構造の直列接続された構造で形成されている請求項1に記載のハイドロホン。
- 前記ハイドロホンは、巻かれていない構造の並列接続された構造で形成されている請求項1に記載のハイドロホン。
- 前記ハイドロホンを構成する個々の感知ユニットであるハイドロホン感知ユニットの並列接続された組を形成する一連のコイル状区画を備える請求項1に記載のハイドロホン。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762609838P | 2017-12-22 | 2017-12-22 | |
US62/609,838 | 2017-12-22 | ||
PCT/US2018/066764 WO2019126477A2 (en) | 2017-12-22 | 2018-12-20 | Device and method for sensing underwater sound pressure |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021508941A JP2021508941A (ja) | 2021-03-11 |
JP7352549B2 true JP7352549B2 (ja) | 2023-09-28 |
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Application Number | Title | Priority Date | Filing Date |
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JP2020535047A Active JP7352549B2 (ja) | 2017-12-22 | 2018-12-20 | 水中の音圧を感知するためのデバイス及び方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11616190B2 (ja) |
EP (1) | EP3729823B1 (ja) |
JP (1) | JP7352549B2 (ja) |
WO (1) | WO2019126477A2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022065454A1 (ja) * | 2020-09-25 | 2022-03-31 | 三井化学株式会社 | 圧電デバイス、力センサー、及び生体情報取得デバイス |
CN114035232B (zh) * | 2022-01-11 | 2022-04-15 | 自然资源部第二海洋研究所 | 深水耐压三分量磁场测量装置 |
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2018
- 2018-12-20 US US16/955,215 patent/US11616190B2/en active Active
- 2018-12-20 JP JP2020535047A patent/JP7352549B2/ja active Active
- 2018-12-20 WO PCT/US2018/066764 patent/WO2019126477A2/en unknown
- 2018-12-20 EP EP18890815.6A patent/EP3729823B1/en active Active
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EP3729823B1 (en) | 2023-09-27 |
US20200343438A1 (en) | 2020-10-29 |
EP3729823A4 (en) | 2021-11-24 |
WO2019126477A2 (en) | 2019-06-27 |
JP2021508941A (ja) | 2021-03-11 |
US11616190B2 (en) | 2023-03-28 |
WO2019126477A3 (en) | 2019-08-01 |
EP3729823A2 (en) | 2020-10-28 |
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