JPS5841000A - 分極された固体誘電体を含むコンデンサ形電気音響変換器 - Google Patents

分極された固体誘電体を含むコンデンサ形電気音響変換器

Info

Publication number
JPS5841000A
JPS5841000A JP57139076A JP13907682A JPS5841000A JP S5841000 A JPS5841000 A JP S5841000A JP 57139076 A JP57139076 A JP 57139076A JP 13907682 A JP13907682 A JP 13907682A JP S5841000 A JPS5841000 A JP S5841000A
Authority
JP
Japan
Prior art keywords
grate
plate
electrode
transducer
polarization
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.)
Pending
Application number
JP57139076A
Other languages
English (en)
Japanese (ja)
Inventor
ピエ−ル・ラヴイネ
フランソワ・ミシユロン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of JPS5841000A publication Critical patent/JPS5841000A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
JP57139076A 1981-08-11 1982-08-10 分極された固体誘電体を含むコンデンサ形電気音響変換器 Pending JPS5841000A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8115507A FR2511571A1 (fr) 1981-08-11 1981-08-11 Transducteur electroacoustique a condensateur a dielectrique solide polarise
FR8115507 1981-08-11

Publications (1)

Publication Number Publication Date
JPS5841000A true JPS5841000A (ja) 1983-03-10

Family

ID=9261362

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57139076A Pending JPS5841000A (ja) 1981-08-11 1982-08-10 分極された固体誘電体を含むコンデンサ形電気音響変換器

Country Status (5)

Country Link
EP (1) EP0072289A3 (enExample)
JP (1) JPS5841000A (enExample)
KR (1) KR840001425A (enExample)
FR (1) FR2511571A1 (enExample)
GB (1) GB2111799A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003086012A1 (fr) * 2002-04-11 2003-10-16 Rion Co.,Ltd Convertisseur electroacoustique

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2542552B1 (fr) * 1983-03-07 1986-04-11 Thomson Csf Transducteur electroacoustique a diaphragme piezo-electrique
DE3425175A1 (de) * 1984-07-09 1986-03-27 Fernsprech- und Signalbau KG Schüler & Vershoven, 4300 Essen Piezoelektrischer, akustischer wandler
DE3425176A1 (de) * 1984-07-09 1986-02-20 Fernsprech Und Signalbau Kg Sc Piezoelektrische fernsprechkapsel
DE3825973A1 (de) * 1988-07-29 1990-02-01 Siemens Ag Elektroakustischer einheitswandler
DE102010021157A1 (de) * 2010-05-21 2011-11-24 Daniela Manger 3D-Stereospaltmikrofon
KR101781551B1 (ko) * 2011-07-20 2017-09-27 삼성전자주식회사 전기에너지 발생 소자 및 그 구동방법

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1131741B (de) * 1961-02-03 1962-06-20 Siemens Ag Elektrostriktive Membran fuer einen elektroakustischen Wandler
FR1334235A (fr) * 1961-09-29 1963-08-02 Siemens Ag Transformateur électro-acoustique
US4170742A (en) * 1974-07-15 1979-10-09 Pioneer Electronic Corporation Piezoelectric transducer with multiple electrode areas
GB1520118A (en) * 1975-08-11 1978-08-02 Rank Organisation Ltd Transducers
GB1565860A (en) * 1976-04-02 1980-04-23 Matsushita Electric Industrial Co Ltd Microphone utilizing high-polymer piezoelectric membrane

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003086012A1 (fr) * 2002-04-11 2003-10-16 Rion Co.,Ltd Convertisseur electroacoustique
US6804363B2 (en) 2002-04-11 2004-10-12 Rion Co., Ltd. Electroacoustic transducer

Also Published As

Publication number Publication date
KR840001425A (ko) 1984-04-30
GB2111799A (en) 1983-07-06
FR2511571B1 (enExample) 1983-12-02
EP0072289A2 (fr) 1983-02-16
FR2511571A1 (fr) 1983-02-18
EP0072289A3 (fr) 1983-04-06

Similar Documents

Publication Publication Date Title
US3792204A (en) Acoustic transducer using a piezoelectric polyvinylidene fluoride resin film as the oscillator
Hohm et al. A subminiature condenser microphone with silicon nitride membrane and silicon back plate
Kressmann New piezoelectric polymer for air-borne and water-borne sound transducers
US10681473B2 (en) High performance sealed-gap capacitive microphone
EP0174897B1 (en) Underwater piezoelectric arrangement
US20020089262A1 (en) Cylindrical transducer apparatus
US10757510B2 (en) High performance sealed-gap capacitive microphone with various gap geometries
US6349141B1 (en) Dual bi-laminate polymer audio transducer
US4841494A (en) Underwater piezoelectric arrangement
JPS62154900A (ja) 超音波センサ
CN108731790B (zh) 高灵敏宽频带压电式mems矢量水听器
Sung et al. A new transduction mechanism for hydrophones employing piezoelectricity and a field-effect transistor
CN115914959B (zh) 声学压电薄膜器件结构
CN214407753U (zh) 一种新型仿生矢量水听器
JPS5841000A (ja) 分極された固体誘電体を含むコンデンサ形電気音響変換器
US20060113879A1 (en) Piezoelectric micro acoustic sensor based on ferroelectric materials
JPS62149299A (ja) アレイ型超音波トランスデユ−サ
KR101994583B1 (ko) Mems 압전형 마이크로폰
JPH08195995A (ja) 骨伝導音声振動検出素子
Tressler et al. Capped ceramic hydrophones
JPS59143496A (ja) 速度水中聴音機
CN116608939A (zh) 一种弯曲圆盘式挠曲电效应矢量水听器
Zahn Analysis of the acoustic response of circular electret condenser microphones
RU216445U1 (ru) Чувствительный элемент приемников градиента акустического давления
Sessler Prepolarized Electroacoustic and Vibrational Sensors