DE60201390D1 - Kondensatormikrofon und Verfahren zur dessen Herstellung - Google Patents

Kondensatormikrofon und Verfahren zur dessen Herstellung

Info

Publication number
DE60201390D1
DE60201390D1 DE60201390T DE60201390T DE60201390D1 DE 60201390 D1 DE60201390 D1 DE 60201390D1 DE 60201390 T DE60201390 T DE 60201390T DE 60201390 T DE60201390 T DE 60201390T DE 60201390 D1 DE60201390 D1 DE 60201390D1
Authority
DE
Germany
Prior art keywords
production
condenser microphone
microphone
condenser
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
DE60201390T
Other languages
English (en)
Other versions
DE60201390T2 (de
Inventor
Yoshinobu Yasuno
Yasuhiro Riko
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.)
Riko Yasuhiro Yokohama Kanogawa Jp
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE60201390D1 publication Critical patent/DE60201390D1/de
Application granted granted Critical
Publication of DE60201390T2 publication Critical patent/DE60201390T2/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
    • 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)
DE60201390T 2001-07-31 2002-07-31 Kondensatormikrofon und Verfahren zur dessen Herstellung Expired - Lifetime DE60201390T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001232457A JP4697763B2 (ja) 2001-07-31 2001-07-31 コンデンサマイクロホン
JP2001232457 2001-07-31

Publications (2)

Publication Number Publication Date
DE60201390D1 true DE60201390D1 (de) 2004-11-04
DE60201390T2 DE60201390T2 (de) 2005-02-24

Family

ID=19064383

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60201390T Expired - Lifetime DE60201390T2 (de) 2001-07-31 2002-07-31 Kondensatormikrofon und Verfahren zur dessen Herstellung

Country Status (5)

Country Link
US (1) US6731766B2 (de)
EP (1) EP1282339B1 (de)
JP (1) JP4697763B2 (de)
CN (1) CN1263349C (de)
DE (1) DE60201390T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT410498B (de) * 2001-02-20 2003-05-26 Akg Acoustics Gmbh Elektroakustische kapsel
JP2005039652A (ja) * 2003-07-17 2005-02-10 Hosiden Corp 音響検出機構
JP4181580B2 (ja) * 2003-11-20 2008-11-19 松下電器産業株式会社 エレクトレット及びエレクトレットコンデンサー
JP2005244427A (ja) * 2004-02-25 2005-09-08 Audio Technica Corp 単一指向性コンデンサマイクロホンユニット
WO2005086534A1 (ja) * 2004-03-03 2005-09-15 Matsushita Electric Industrial Co., Ltd. エレクトレットコンデンサーマイクロフォンユニット
US7853027B2 (en) * 2004-03-05 2010-12-14 Panasonic Corporation Electret condenser
US20090129612A1 (en) * 2005-06-06 2009-05-21 Yusuke Takeuchi Electretization method of condenser microphone, electretization apparatus, and manufacturing method of condenser microphone using it
US20070041596A1 (en) * 2005-08-09 2007-02-22 David Pan Condenser microphone
EP1843631A2 (de) 2006-03-28 2007-10-10 Matsushita Electric Industrial Co., Ltd. Elektretisierungsverfahren und -vorrichtung
KR100797440B1 (ko) * 2006-09-05 2008-01-23 주식회사 비에스이 사각통 형상의 일렉트릿 콘덴서 마이크로폰
JP2008099004A (ja) * 2006-10-12 2008-04-24 Rohm Co Ltd 静電容量型センサの製造方法および静電容量型センサ
JP4861790B2 (ja) * 2006-10-27 2012-01-25 パナソニック株式会社 エレクトレット化方法およびエレクトレット化装置
JP4877780B2 (ja) * 2006-11-17 2012-02-15 株式会社オーディオテクニカ エレクトレットコンデンサマイクロホンユニットおよびエレクトレットコンデンサマイクロホン
JP4926724B2 (ja) * 2007-01-10 2012-05-09 株式会社オーディオテクニカ エレクトレットコンデンサマイクロホンユニットの製造方法
JP4950006B2 (ja) * 2007-11-14 2012-06-13 パナソニック株式会社 微小コンデンサマイクロホンの製造方法
JP5057572B2 (ja) * 2007-11-16 2012-10-24 パナソニック株式会社 微小コンデンサマイクロホンの製造方法
TWI398172B (zh) * 2008-12-17 2013-06-01 Goertek Inc Microphone vibration film and electret condenser microphone
CN102026084B (zh) * 2010-12-15 2014-04-16 深圳市豪恩声学股份有限公司 驻极体电容传声器的制作方法
KR101618141B1 (ko) * 2012-04-17 2016-05-04 고쿠리츠다이가쿠호진 사이타마 다이가쿠 일렉트릿 구조체 및 그 제조 방법 및 정전 유도형 변환 소자
CN102938871A (zh) * 2012-10-31 2013-02-20 深圳市豪恩声学股份有限公司 压电驻极体传声器及其压电驻极体薄膜
DE102012219915A1 (de) * 2012-10-31 2014-04-30 Sennheiser Electronic Gmbh & Co. Kg Verfahren zum Herstellen eines Kondensatormikrofons und Kondensatormikrofon
CN103873997B (zh) 2012-12-11 2017-06-27 联想(北京)有限公司 电子设备和声音采集方法
CN111060231B (zh) * 2019-12-31 2021-12-21 捷普电子(新加坡)公司 电容式压力传感器及其制造方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5220851B1 (de) 1969-12-11 1977-06-07
JPS4861126A (de) 1971-12-02 1973-08-27
JPS56125200A (en) * 1980-03-06 1981-10-01 Hosiden Electronics Co Ltd Electrode plate electret for electrostatic type electro-acoustic converter
JPH02204724A (ja) * 1989-02-02 1990-08-14 Seiko Instr Inc 電気光学装置
US5388163A (en) 1991-12-23 1995-02-07 At&T Corp. Electret transducer array and fabrication technique
FR2700414B1 (fr) * 1993-01-14 1995-03-17 Jacques Lewiner Perfectionnements apportés aux procédés de fabrication des électrets en SiO2 et aux électrets obtenus.
JP3246685B2 (ja) * 1993-02-18 2002-01-15 フオスター電機株式会社 電気音響変換器
JPH08278217A (ja) * 1995-04-03 1996-10-22 Sumitomo Metal Mining Co Ltd 高感度圧力センサ
AU2923397A (en) * 1996-04-18 1997-11-07 California Institute Of Technology Thin film electret microphone
JPH11111565A (ja) 1997-10-03 1999-04-23 Yazaki Corp エレクトレット素子作製方法およびその作製装置
JPH11117172A (ja) 1997-10-09 1999-04-27 Japan Vilene Co Ltd エレクトレット体の製造方法及びその製造装置
JP3375284B2 (ja) * 1998-07-24 2003-02-10 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
JP3472493B2 (ja) * 1998-11-30 2003-12-02 ホシデン株式会社 半導体エレクトレットコンデンサーマイクロホン
EP1142442A2 (de) * 1999-01-07 2001-10-10 Sarnoff Corporation Hörhilfegerät mit grossmembran-mikrofonelement einschliesslich leiterplatte
JP3472502B2 (ja) * 1999-02-17 2003-12-02 ホシデン株式会社 半導体エレクトレットコンデンサマイクロホン
KR100306262B1 (ko) * 1999-09-20 2001-11-02 이중국 콘덴서 마이크로폰용 진동판의 전하 충전방법 및 전하 충전장치
JP3574601B2 (ja) * 1999-12-13 2004-10-06 ホシデン株式会社 半導体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
EP1282339A2 (de) 2003-02-05
US20030026443A1 (en) 2003-02-06
CN1400846A (zh) 2003-03-05
EP1282339A3 (de) 2004-01-14
JP2003047095A (ja) 2003-02-14
JP4697763B2 (ja) 2011-06-08
US6731766B2 (en) 2004-05-04
CN1263349C (zh) 2006-07-05
EP1282339B1 (de) 2004-09-29
DE60201390T2 (de) 2005-02-24

Similar Documents

Publication Publication Date Title
DE60201390D1 (de) Kondensatormikrofon und Verfahren zur dessen Herstellung
DE60132554D1 (de) STATORBLECHKöRPER UND VERFAHREN ZUR HERSTELLUNG DESSELBEN
DE60129589D1 (de) Wabenfilter und verfahren zur herstellung desselben
DE50214717D1 (de) Und verfahren zu seiner herstellung
DE50212077D1 (de) Piezoelektrisches bauelement und verfahren zu dessen herstellung
DE60239200D1 (de) Isoliergraben und verfahren zu dessen herstellung
DE60230777D1 (de) Bindemittelkomponenten und verfahren zur ihrer herstellung
DE50209103D1 (de) Filterverbund und verfahren zu seiner herstellung
DE50213224D1 (de) Induktives bauelement und verfahren zu seiner herstellung
DE60202175D1 (de) Formwerkzeug und Verfahren zu dessen Herstellung
DE50200540D1 (de) Verfahren zur Herstellung lösungsmittelfreier Suspensionen
DE50010130D1 (de) Verfahren zur herstellung von im-ohr-hörgeräten und im-ohr-hörgerät
DE60137872D1 (de) Kolbenring und verfahren zur herstellung desselben
DE60223032D1 (de) Vorrichtung zur herstellung von verbundkonstruktionen und verfahren zur herstellung derselben
DE60122533D1 (de) Kolben und verfahren zur herstellung
DE50310782D1 (de) Piezoaktor und verfahren zu dessen herstellung
ATE304062T1 (de) Vollnarbiges rindnappaleder und verfahren zur herstellung desselben
DE60134540D1 (de) Töchiometrie aufweisender isolierschicht und verfahren zur herstellung
DE60206031D1 (de) Verfahren zur herstellung von seltenerdlegierungs sinterformteilen
DE60310724D1 (de) Verbesserungen an filterzigaretten und verfahren zur deren herstellung
DE60124428T8 (de) Lüftungsvorrichtung und verfahren zu dessen herstellung
DE60235940D1 (de) Dichtungsprofil und Verfahren zur dessen Herstellung
DE60213444D1 (de) Fluorpolymerlaminate und verfahren zur herstellung derselben
DE60208523D1 (de) Spulenbauteil und verfahren zu seiner herstellung
DE60032943D1 (de) Imid-benzoxazolpolykondensat sowie verfahren zur herstellung

Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD., KADOMA,

Owner name: RIKO, YASUHIRO, YOKOHAMA, KANOGAWA, JP

8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

Owner name: RIKO, YASUHIRO, YOKOHAMA, KANOGAWA, JP