DE69226057D1 - Elektroakustischer Wandler vom Elektret-Typ - Google Patents

Elektroakustischer Wandler vom Elektret-Typ

Info

Publication number
DE69226057D1
DE69226057D1 DE69226057T DE69226057T DE69226057D1 DE 69226057 D1 DE69226057 D1 DE 69226057D1 DE 69226057 T DE69226057 T DE 69226057T DE 69226057 T DE69226057 T DE 69226057T DE 69226057 D1 DE69226057 D1 DE 69226057D1
Authority
DE
Germany
Prior art keywords
electro
acoustic transducer
electret type
electret
type
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
DE69226057T
Other languages
English (en)
Other versions
DE69226057T2 (de
Inventor
Halteren Aart Zeger Van
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.)
Sonion Nederland BV
Original Assignee
Microtronic Nederland BV
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 Microtronic Nederland BV filed Critical Microtronic Nederland BV
Application granted granted Critical
Publication of DE69226057D1 publication Critical patent/DE69226057D1/de
Publication of DE69226057T2 publication Critical patent/DE69226057T2/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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
    • H04R25/604—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers
DE69226057T 1991-09-17 1992-09-16 Elektroakustischer Wandler vom Elektret-Typ Expired - Lifetime DE69226057T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9101563A NL9101563A (nl) 1991-09-17 1991-09-17 Elektroacoustische transducent van het elektreet type.

Publications (2)

Publication Number Publication Date
DE69226057D1 true DE69226057D1 (de) 1998-08-06
DE69226057T2 DE69226057T2 (de) 1998-10-29

Family

ID=19859703

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69226057T Expired - Lifetime DE69226057T2 (de) 1991-09-17 1992-09-16 Elektroakustischer Wandler vom Elektret-Typ

Country Status (4)

Country Link
US (1) US5255246A (de)
EP (1) EP0533284B1 (de)
DE (1) DE69226057T2 (de)
NL (1) NL9101563A (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995021512A1 (en) * 1994-02-03 1995-08-10 Knowles Electronics, Inc. Water submersible microphone
US5446413A (en) * 1994-05-20 1995-08-29 Knowles Electronics, Inc. Impedance circuit for a miniature hearing aid
US5548658A (en) * 1994-06-06 1996-08-20 Knowles Electronics, Inc. Acoustic Transducer
US5452268A (en) * 1994-08-12 1995-09-19 The Charles Stark Draper Laboratory, Inc. Acoustic transducer with improved low frequency response
US6031922A (en) * 1995-12-27 2000-02-29 Tibbetts Industries, Inc. Microphone systems of reduced in situ acceleration sensitivity
DE19612481C2 (de) * 1996-03-29 2003-11-13 Sennheiser Electronic Elektrostatischer Wandler
NL1002880C2 (nl) * 1996-04-16 1997-10-17 Microtronic Nederland Bv Elektroakoestische transducent.
FR2769164B1 (fr) * 1997-09-26 2002-10-31 Alain Maurice Ange Magagnini Dispositif micro electrostatique a interface circuit integre
US6093144A (en) * 1997-12-16 2000-07-25 Symphonix Devices, Inc. Implantable microphone having improved sensitivity and frequency response
FI105880B (fi) * 1998-06-18 2000-10-13 Nokia Mobile Phones Ltd Mikromekaanisen mikrofonin kiinnitys
NL1009544C2 (nl) * 1998-07-02 2000-01-10 Microtronic Nederland Bv Stelsel bestaande uit een microfoon en een voorversterker.
US6088463A (en) 1998-10-30 2000-07-11 Microtronic A/S Solid state silicon-based condenser microphone
JP2002534933A (ja) * 1999-01-07 2002-10-15 サーノフ コーポレイション プリント回路基板を有する大型ダイアフラムマイクロフォン素子を備えた補聴器
US7003127B1 (en) 1999-01-07 2006-02-21 Sarnoff Corporation Hearing aid with large diaphragm microphone element including a printed circuit board
EP1183906A4 (de) * 1999-04-12 2008-01-23 Knowles Electronics Llc Verpackung für ein mikroverarbeitetes silikon-kondensatormikrofon
NL1011778C1 (nl) * 1999-04-13 2000-10-16 Microtronic Nederland Bv Microfoon voor een hoorapparaat en een hoorapparaat voorzien van een dergelijke microfoon.
US6532293B1 (en) 2000-02-08 2003-03-11 Knowles Electronics Llc Acoustical transducer with reduced parasitic capacitance
NL1015222C2 (nl) * 2000-05-17 2001-11-20 Microtronic Nederland Bv Stelsel bestaande uit een microfoon en een versterker.
US7050602B2 (en) 2000-08-14 2006-05-23 Knowles Electronics Llc. Low capacitance receiver coil
KR200218653Y1 (ko) * 2000-11-01 2001-04-02 주식회사비에스이 일렉트렛 콘덴서 마이크로폰
JP4145505B2 (ja) * 2001-05-10 2008-09-03 松下電器産業株式会社 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
US7065224B2 (en) * 2001-09-28 2006-06-20 Sonionmicrotronic Nederland B.V. Microphone for a hearing aid or listening device with improved internal damping and foreign material protection
US6664713B2 (en) * 2001-12-04 2003-12-16 Peter V. Boesen Single chip device for voice communications
US7190803B2 (en) * 2002-04-09 2007-03-13 Sonion Nederland Bv Acoustic transducer having reduced thickness
DE10297066B4 (de) * 2002-04-11 2006-08-31 Rion Co., Ltd. Elektroakustischer Wandler
US7072482B2 (en) 2002-09-06 2006-07-04 Sonion Nederland B.V. Microphone with improved sound inlet port
US7142682B2 (en) * 2002-12-20 2006-11-28 Sonion Mems A/S Silicon-based transducer for use in hearing instruments and listening devices
US7184563B2 (en) 2003-03-04 2007-02-27 Knowles Electronics Llc. Electret condenser microphone
US7016262B2 (en) * 2003-09-11 2006-03-21 General Phosphorix, Llc Seismic sensor
US7035167B2 (en) * 2003-09-11 2006-04-25 General Phosphorix Seismic sensor
US7415121B2 (en) 2004-10-29 2008-08-19 Sonion Nederland B.V. Microphone with internal damping
US20070036378A1 (en) * 2005-07-15 2007-02-15 Knowles Electronics, Llc Shock resistant and vibration isolated electroacoustical transducer assembly
US20090097687A1 (en) * 2007-10-16 2009-04-16 Knowles Electronics, Llc Diaphragm for a Condenser Microphone
DE112009002515T5 (de) * 2008-10-17 2012-01-19 Knowles Electronics, Llc Vorrichtung und Verfahren zum Reduzieren von Übersprechen innerhalb eines Mikrofons
US20100098284A1 (en) * 2008-10-17 2010-04-22 Knowles Electronics, Llc Apparatus And Method For Reducing Crosstalk Within A Microphone
EP2680612A1 (de) * 2012-06-27 2014-01-01 Siemens Medical Instruments Pte. Ltd. Gehäuse für ein Hörinstrument sowie Hörinstrument
US9398389B2 (en) 2013-05-13 2016-07-19 Knowles Electronics, Llc Apparatus for securing components in an electret condenser microphone (ECM)
US9872109B2 (en) 2014-12-17 2018-01-16 Knowles Electronics, Llc Shared coil receiver

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4063050A (en) * 1976-12-30 1977-12-13 Industrial Research Products, Inc. Acoustic transducer with improved electret assembly
US4492825A (en) * 1982-07-28 1985-01-08 At&T Bell Laboratories Electroacoustic transducer
US4701640A (en) * 1985-03-11 1987-10-20 Telex Communications, Inc. Electret transducer and method of fabrication
US4730283A (en) * 1986-09-15 1988-03-08 Industrial Research Products, Inc. Acoustic transducer with improved electrode spacing

Also Published As

Publication number Publication date
EP0533284A1 (de) 1993-03-24
US5255246A (en) 1993-10-19
DE69226057T2 (de) 1998-10-29
NL9101563A (nl) 1993-04-16
EP0533284B1 (de) 1998-07-01

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Legal Events

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

Owner name: SONION NEDERLAND B.V., AMSTERDAM, NL

R071 Expiry of right

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