JP3930580B2 - 圧電型トランスデューサ - Google Patents

圧電型トランスデューサ Download PDF

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Publication number
JP3930580B2
JP3930580B2 JP07957596A JP7957596A JP3930580B2 JP 3930580 B2 JP3930580 B2 JP 3930580B2 JP 07957596 A JP07957596 A JP 07957596A JP 7957596 A JP7957596 A JP 7957596A JP 3930580 B2 JP3930580 B2 JP 3930580B2
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JP
Japan
Prior art keywords
polymer film
piezoelectric
cylindrical body
piezoelectric transducer
piezoelectric polymer
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
Application number
JP07957596A
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English (en)
Japanese (ja)
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JPH08265897A5 (2
JPH08265897A (ja
Inventor
リチャード・ハンター・ブラウン
Original Assignee
メジャメント スペシャリティーズ インク
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Publication date
Application filed by メジャメント スペシャリティーズ インク filed Critical メジャメント スペシャリティーズ インク
Publication of JPH08265897A publication Critical patent/JPH08265897A/ja
Publication of JPH08265897A5 publication Critical patent/JPH08265897A5/ja
Application granted granted Critical
Publication of JP3930580B2 publication Critical patent/JP3930580B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/005—Piezoelectric transducers; Electrostrictive transducers using a piezoelectric polymer

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Transducers For Ultrasonic Waves (AREA)
JP07957596A 1995-03-11 1996-03-07 圧電型トランスデューサ Expired - Fee Related JP3930580B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9505003.5A GB9505003D0 (en) 1995-03-11 1995-03-11 "Acoustic transducer"
GB9505003.5 1995-03-11

Publications (3)

Publication Number Publication Date
JPH08265897A JPH08265897A (ja) 1996-10-11
JPH08265897A5 JPH08265897A5 (2) 2005-03-03
JP3930580B2 true JP3930580B2 (ja) 2007-06-13

Family

ID=10771102

Family Applications (1)

Application Number Title Priority Date Filing Date
JP07957596A Expired - Fee Related JP3930580B2 (ja) 1995-03-11 1996-03-07 圧電型トランスデューサ

Country Status (3)

Country Link
EP (1) EP0732864A2 (2)
JP (1) JP3930580B2 (2)
GB (1) GB9505003D0 (2)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180090793A (ko) * 2015-12-04 2018-08-13 하만 베커 오토모티브 시스템즈 게엠베하 전기-활성 라우드스피커

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6441540B1 (en) * 1999-11-05 2002-08-27 Toray Techno Co., Ltd. Cylindrical piezoelectric transducer and cylindrical piezoelectric vibrating element
AU4520401A (en) * 1999-12-09 2001-06-18 Sonionmicrotronic Nederland B.V. Miniature microphone
WO2013027696A1 (ja) * 2011-08-24 2013-02-28 株式会社村田製作所 アクチュエータ素子及び該アクチュエータ素子の製造方法
WO2019103017A1 (ja) * 2017-11-21 2019-05-31 日東電工株式会社 消音システム
CN111373768A (zh) * 2017-11-21 2020-07-03 日东电工株式会社 用于形成压电扬声器的层叠体
GB2579672B (en) * 2018-12-12 2021-01-06 Thales Holdings Uk Plc A piezo-resistive hydrophone

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180090793A (ko) * 2015-12-04 2018-08-13 하만 베커 오토모티브 시스템즈 게엠베하 전기-활성 라우드스피커
KR102396790B1 (ko) * 2015-12-04 2022-05-12 하만 베커 오토모티브 시스템즈 게엠베하 전기-활성 라우드스피커

Also Published As

Publication number Publication date
EP0732864A2 (en) 1996-09-18
GB9505003D0 (en) 1995-04-26
JPH08265897A (ja) 1996-10-11

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