DE69207522D1 - Elektretmikrofoneinheit - Google Patents

Elektretmikrofoneinheit

Info

Publication number
DE69207522D1
DE69207522D1 DE69207522T DE69207522T DE69207522D1 DE 69207522 D1 DE69207522 D1 DE 69207522D1 DE 69207522 T DE69207522 T DE 69207522T DE 69207522 T DE69207522 T DE 69207522T DE 69207522 D1 DE69207522 D1 DE 69207522D1
Authority
DE
Germany
Prior art keywords
microphone unit
electret microphone
electret
unit
microphone
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 - Lifetime
Application number
DE69207522T
Other languages
English (en)
Other versions
DE69207522T2 (de
Inventor
Shuzo Isogami
Mamoru Yasuda
Kouji Nishikawa
Toshirou Izuchi
Kazuo Ono
Kiyoshi Ohta
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.)
Hosiden Corp
Original Assignee
Hosiden 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
Priority claimed from JP1991072315U external-priority patent/JP2577209Y2/ja
Priority claimed from JP1992001478U external-priority patent/JP2548543Y2/ja
Application filed by Hosiden Corp filed Critical Hosiden Corp
Application granted granted Critical
Publication of DE69207522D1 publication Critical patent/DE69207522D1/de
Publication of DE69207522T2 publication Critical patent/DE69207522T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/04—Structural association of microphone with electric circuitry therefor
    • 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
    • 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)
DE69207522T 1991-09-09 1992-04-21 Elektretmikrofoneinheit Expired - Lifetime DE69207522T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1991072315U JP2577209Y2 (ja) 1991-09-09 1991-09-09 エレクトレットコンデンサマイクロホンユニット
JP1992001478U JP2548543Y2 (ja) 1992-01-20 1992-01-20 マイクロホン

Publications (2)

Publication Number Publication Date
DE69207522D1 true DE69207522D1 (de) 1996-02-22
DE69207522T2 DE69207522T2 (de) 1996-07-04

Family

ID=26334695

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69207522T Expired - Lifetime DE69207522T2 (de) 1991-09-09 1992-04-21 Elektretmikrofoneinheit

Country Status (6)

Country Link
US (1) US5272758A (de)
EP (1) EP0531613B1 (de)
KR (1) KR960000166B1 (de)
CN (1) CN1026846C (de)
DE (1) DE69207522T2 (de)
MY (1) MY106923A (de)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5854846A (en) * 1996-09-06 1998-12-29 Northrop Grumman Corporation Wafer fabricated electroacoustic transducer
US6549632B1 (en) * 1996-11-08 2003-04-15 Kabushiki Kaisha Audio-Technica Microphone
CN2346131Y (zh) * 1998-07-22 1999-10-27 程滋颐 驻极体抗噪音拾音器
AT407322B (de) * 1999-03-23 2001-02-26 Akg Acoustics Gmbh Klein-mikrophon
CA2315417A1 (en) * 1999-08-11 2001-02-11 Hiroshi Une Electret capacitor microphone
US6522762B1 (en) 1999-09-07 2003-02-18 Microtronic A/S Silicon-based sensor system
JP3440037B2 (ja) * 1999-09-16 2003-08-25 三洋電機株式会社 半導体装置、半導体エレクトレットコンデンサマイクロホンおよび半導体エレクトレットコンデンサマイクロホンの製造方法。
CN1297322A (zh) * 1999-11-18 2001-05-30 程滋颐 组合型高抗噪音驻极体拾音器
WO2001058210A1 (en) * 2000-02-03 2001-08-09 Ziyi Cheng Anti-noise pickup
CA2399204A1 (en) * 2000-02-03 2001-08-30 Ziyi Cheng An anti-noise pick-up
WO2001067810A1 (en) * 2000-03-07 2001-09-13 George Raicevich A double-capacitor microphone
JP2002101497A (ja) * 2000-09-21 2002-04-05 Matsushita Electric Ind Co Ltd エレクトレットコンデンサマイクロホン及びその製造方法
JP2002142295A (ja) * 2000-10-30 2002-05-17 Star Micronics Co Ltd コンデンサマイクロホン
KR200218653Y1 (ko) * 2000-11-01 2001-04-02 주식회사비에스이 일렉트렛 콘덴서 마이크로폰
JP2002223498A (ja) * 2000-11-21 2002-08-09 Matsushita Electric Ind Co Ltd エレクトレットコンデンサマイクロホン
JP4528461B2 (ja) * 2001-05-16 2010-08-18 シチズン電子株式会社 エレクトレットコンデンサマイクロフォン
AT409695B (de) 2001-05-18 2002-10-25 Akg Acoustics Gmbh Elektrostatisches mikrofon
JP3844690B2 (ja) * 2001-12-28 2006-11-15 スター精密株式会社 エレクトレットコンデンサマイクロホンおよびその製造方法
JP3908059B2 (ja) * 2002-02-27 2007-04-25 スター精密株式会社 エレクトレットコンデンサマイクロホン
EP1494503A4 (de) * 2002-04-05 2009-09-23 Panasonic Corp Kondensatorsensor
KR100486869B1 (ko) * 2002-07-30 2005-05-03 주식회사 비에스이 마이크로폰용 도전성 캡
JP4033830B2 (ja) * 2002-12-03 2008-01-16 ホシデン株式会社 マイクロホン
US7184563B2 (en) * 2003-03-04 2007-02-27 Knowles Electronics Llc. Electret condenser microphone
KR200330089Y1 (ko) * 2003-07-29 2003-10-11 주식회사 비에스이 통합 베이스 및 이를 이용한 일렉트릿 콘덴서마이크로폰
KR100549189B1 (ko) * 2003-07-29 2006-02-10 주식회사 비에스이 Ｓｍｄ가능한 일렉트렛 콘덴서 마이크로폰
TW200514458A (en) * 2003-09-08 2005-04-16 Sambu Communics Co Ltd Condenser microphone using space efficiently and having no characteristic variations
JP4280619B2 (ja) * 2003-12-19 2009-06-17 株式会社オーディオテクニカ コンデンサマイクロホン
KR100544283B1 (ko) * 2004-01-20 2006-01-24 주식회사 비에스이 표면실장을 위한 평행육면체형 콘덴서 마이크로폰
TW200629954A (en) * 2004-11-02 2006-08-16 Hosiden Corp Condenser microphone and method for manufacturing substrate for the same
JP4751057B2 (ja) * 2004-12-15 2011-08-17 シチズン電子株式会社 コンデンサマイクロホンとその製造方法
JP4150407B2 (ja) * 2005-06-20 2008-09-17 ホシデン株式会社 電気音響変換器
KR100812688B1 (ko) * 2006-04-27 2008-03-13 (주) 대일씨티 콘덴서 마이크로폰
US20080042223A1 (en) * 2006-08-17 2008-02-21 Lu-Lee Liao Microelectromechanical system package and method for making the same
US20080075308A1 (en) * 2006-08-30 2008-03-27 Wen-Chieh Wei Silicon condenser microphone
JP4245625B2 (ja) * 2006-09-29 2009-03-25 ホシデン株式会社 エレクトレットコンデンサマイクロホン
US20080083957A1 (en) * 2006-10-05 2008-04-10 Wen-Chieh Wei Micro-electromechanical system package
US7894622B2 (en) 2006-10-13 2011-02-22 Merry Electronics Co., Ltd. Microphone
KR101008399B1 (ko) * 2007-09-03 2011-01-14 주식회사 비에스이 내벽을 금속성 혹은 전도성 물질로 감싼 세라믹 패키지를이용한 콘덴서 마이크로폰
JP4944760B2 (ja) * 2007-12-27 2012-06-06 ホシデン株式会社 エレクトレットコンデンサマイクロホン
JP5325555B2 (ja) * 2008-12-05 2013-10-23 船井電機株式会社 マイクロホンユニット
TWI449436B (zh) * 2009-12-25 2014-08-11 Merry Electronics Shenzhen Co Ltd 易組裝之電容式麥克風
US20110311083A1 (en) * 2010-06-21 2011-12-22 Apogee Electronics Corporation Portable audio device with microphone and controller
CN102419347A (zh) * 2011-08-17 2012-04-18 江苏安捷汽车配件有限公司 刹车片质量检测控制装置，其使用方法及应用
US8842858B2 (en) 2012-06-21 2014-09-23 Invensense, Inc. Electret condenser microphone
KR102574776B1 (ko) * 2020-12-10 2023-09-06 성균관대학교산학협력단 광가교성 양자점 리간드용 화합물, 광가교성 양자점, 이를 포함하는 포토레지스트 조성물 및 이를 이용한 전자 소자

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5419172B2 (de) * 1973-07-23 1979-07-13
JPS5654711Y2 (de) * 1976-06-11 1981-12-19
DE3013160C2 (de) * 1980-04-03 1981-12-17 Hosiden Electronics Co., Ltd., Yao, Osaka Elektrodenplatten-Elektret eines elektroakustischen Wandlers und Verfahren zu seiner Herstellung
JPS5892199A (ja) * 1981-11-27 1983-06-01 Toshiba Corp 静電形音響変換器
FR2563959B1 (fr) * 1984-05-04 1990-08-10 Lewiner Jacques Perfectionnements aux transducteurs electro-acoustiques a electret
JPH02149199A (ja) * 1988-11-30 1990-06-07 Matsushita Electric Ind Co Ltd エレクトレットコンデンサマイクロホン

Also Published As

Publication number Publication date
EP0531613B1 (de) 1996-01-10
EP0531613A3 (en) 1993-11-24
DE69207522T2 (de) 1996-07-04
CN1070532A (zh) 1993-03-31
KR960000166B1 (ko) 1996-01-03
KR930007303A (ko) 1993-04-22
MY106923A (en) 1995-08-30
CN1026846C (zh) 1994-11-30
US5272758A (en) 1993-12-21
EP0531613A2 (de) 1993-03-17

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