NL8001332A - Condensatormicrofoon. - Google Patents

Condensatormicrofoon. Download PDF

Info

Publication number
NL8001332A
NL8001332A NL8001332A NL8001332A NL8001332A NL 8001332 A NL8001332 A NL 8001332A NL 8001332 A NL8001332 A NL 8001332A NL 8001332 A NL8001332 A NL 8001332A NL 8001332 A NL8001332 A NL 8001332A
Authority
NL
Netherlands
Prior art keywords
membrane
transducer
electret
condenser microphone
transducer section
Prior art date
Application number
NL8001332A
Other languages
English (en)
Dutch (nl)
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of NL8001332A publication Critical patent/NL8001332A/nl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H04R19/04—Microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H04R19/01—Electrostatic transducers characterised by the use of electrets
    • H04R19/016—Electrostatic transducers characterised by the use of electrets for microphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
NL8001332A 1979-03-08 1980-03-05 Condensatormicrofoon. NL8001332A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2710979A JPS55120300A (en) 1979-03-08 1979-03-08 Two-way electrostatic microphone
JP2710979 1979-03-08

Publications (1)

Publication Number Publication Date
NL8001332A true NL8001332A (nl) 1980-09-10

Family

ID=12211904

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8001332A NL8001332A (nl) 1979-03-08 1980-03-05 Condensatormicrofoon.

Country Status (7)

Country Link
US (1) US4329547A (OSRAM)
JP (1) JPS55120300A (OSRAM)
CA (1) CA1128644A (OSRAM)
DE (1) DE3008638A1 (OSRAM)
FR (1) FR2451119A1 (OSRAM)
GB (1) GB2044583B (OSRAM)
NL (1) NL8001332A (OSRAM)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5251264A (en) * 1992-03-25 1993-10-05 Motorola, Inc. Mechanical-vibration-cancelling piezo ceramic microphone
AU2001240323B2 (en) * 2000-03-07 2005-07-28 Hearworks Pty Ltd A layered microphone structure
US20030118203A1 (en) * 2000-03-07 2003-06-26 George Raicevich Layered microphone structure
US7035167B2 (en) * 2003-09-11 2006-04-25 General Phosphorix Seismic sensor
US7016262B2 (en) * 2003-09-11 2006-03-21 General Phosphorix, Llc Seismic sensor
US20060082158A1 (en) * 2004-10-15 2006-04-20 Schrader Jeffrey L Method and device for supplying power from acoustic energy
US20070253570A1 (en) * 2004-12-07 2007-11-01 Ntt Docomo, Inc. Microphone System
EP1867206B1 (en) * 2005-03-16 2016-05-11 James Cox Microphone array and digital signal processing system
JP4403412B2 (ja) * 2005-04-22 2010-01-27 ソニー株式会社 マイクロホン
CN101171881A (zh) * 2005-05-09 2008-04-30 美商楼氏电子有限公司 接合的接收器和麦克风组件
FI20055261A0 (fi) * 2005-05-27 2005-05-27 Midas Studios Avoin Yhtioe Akustisten muuttajien kokoonpano, järjestelmä ja menetelmä akustisten signaalien vastaanottamista tai toistamista varten
US7889882B2 (en) * 2006-12-20 2011-02-15 Leonard Marshall Selectable diaphragm condenser microphone
EP2220875A4 (en) * 2007-11-20 2013-10-30 Cochlear Ltd IMPLANTABLE ELECTRIC MICROPHONE
JP5237046B2 (ja) * 2008-10-21 2013-07-17 株式会社オーディオテクニカ 可変指向性マイクロホンユニットおよび可変指向性マイクロホン
US8855350B2 (en) * 2009-04-28 2014-10-07 Cochlear Limited Patterned implantable electret microphone
JP5541769B2 (ja) * 2009-09-15 2014-07-09 株式会社オーディオテクニカ ステレオマイクロホンユニット及びステレオマイクロホン
ES2814226T3 (es) * 2009-11-02 2021-03-26 Mitsubishi Electric Corp Estructura de ventilador equipada con un sistema de control de ruido
EP2553944A4 (en) 2010-03-30 2016-03-23 Cochlear Ltd ELECTRIC MICROPHONE WITH LOW NOISE DEVELOPMENT
EP2432249A1 (en) 2010-07-02 2012-03-21 Knowles Electronics Asia PTE. Ltd. Microphone
ES2653344T3 (es) 2011-03-30 2018-02-06 Kaetel Systems Gmbh Método para capturar y reproducir una escena de audio
JP5986221B2 (ja) 2012-01-05 2016-09-06 エプコス アクチエンゲゼルシャフトＥｐｃｏｓ Ａｇ 差動マイクロフォンおよび差動マイクロフォンの駆動方法
US9179221B2 (en) * 2013-07-18 2015-11-03 Infineon Technologies Ag MEMS devices, interface circuits, and methods of making thereof
US12253391B2 (en) 2018-05-24 2025-03-18 The Research Foundation For The State University Of New York Multielectrode capacitive sensor without pull-in risk
US11558695B2 (en) 2020-03-31 2023-01-17 Shure Acquisition Holdings, Inc. Condenser microphone pattern adjustment

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE28420E (en) 1967-05-15 1975-05-13 Blbctret acoustic transducer
DE2155026C3 (de) * 1971-11-05 1974-05-30 Sennheiser Electronic Dr.-Ing. Fritz Sennheiser, 3002 Wennebostel Schaltungsanordnung zur Schaltung eines Niederfrequenzkondensatormikrofons
US3980838A (en) * 1974-02-20 1976-09-14 Tokyo Shibaura Electric Co., Ltd. Plural electret electroacoustic transducer
CA1025994A (en) * 1975-07-08 1978-02-07 Uniroyal Ltd. Electromechanical transducer
US4041446A (en) * 1976-05-20 1977-08-09 The United States Of America As Represented By The Secretary Of The Navy Capacitive-type displacement and pressure sensitive transducer
DE2738978A1 (de) * 1977-08-30 1979-03-15 Neumann Gmbh Georg Schaltungsanordnungen fuer elektret- kondensator-mikrophone

Also Published As

Publication number Publication date
FR2451119B1 (OSRAM) 1984-05-18
GB2044583B (en) 1983-04-20
DE3008638A1 (de) 1980-09-11
JPS55120300A (en) 1980-09-16
US4329547A (en) 1982-05-11
GB2044583A (en) 1980-10-15
CA1128644A (en) 1982-07-27
JPS6150560B2 (OSRAM) 1986-11-05
FR2451119A1 (fr) 1980-10-03

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed