DE69021165D1 - Magnetisch abgeschirmter elektromagnetischer Schallwandler. - Google Patents

Magnetisch abgeschirmter elektromagnetischer Schallwandler.

Info

Publication number
DE69021165D1
DE69021165D1 DE69021165T DE69021165T DE69021165D1 DE 69021165 D1 DE69021165 D1 DE 69021165D1 DE 69021165 T DE69021165 T DE 69021165T DE 69021165 T DE69021165 T DE 69021165T DE 69021165 D1 DE69021165 D1 DE 69021165D1
Authority
DE
Germany
Prior art keywords
electromagnetic transducer
magnetically shielded
shielded electromagnetic
magnetically
transducer
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 - Fee Related
Application number
DE69021165T
Other languages
English (en)
Other versions
DE69021165T2 (de
Inventor
Elmer V Carlson
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.)
Knowles Electronics LLC
Original Assignee
Knowles Electronics LLC
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 Knowles Electronics LLC filed Critical Knowles Electronics LLC
Publication of DE69021165D1 publication Critical patent/DE69021165D1/de
Application granted granted Critical
Publication of DE69021165T2 publication Critical patent/DE69021165T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
    • H04R2225/49—Reducing the effects of electromagnetic noise on the functioning of hearing aids, by, e.g. shielding, signal processing adaptation, selective (de)activation of electronic parts in hearing aid
    • 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
    • H04R25/55—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using an external connection, either wireless or wired
    • H04R25/554—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using an external connection, either wireless or wired using a wireless connection, e.g. between microphone and amplifier or using Tcoils
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
DE69021165T 1989-10-26 1990-10-24 Magnetisch abgeschirmter elektromagnetischer Schallwandler. Expired - Fee Related DE69021165T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/426,999 US4956868A (en) 1989-10-26 1989-10-26 Magnetically shielded electromagnetic acoustic transducer

Publications (2)

Publication Number Publication Date
DE69021165D1 true DE69021165D1 (de) 1995-08-31
DE69021165T2 DE69021165T2 (de) 1996-01-25

Family

ID=23693068

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69021165T Expired - Fee Related DE69021165T2 (de) 1989-10-26 1990-10-24 Magnetisch abgeschirmter elektromagnetischer Schallwandler.

Country Status (6)

Country Link
US (1) US4956868A (de)
EP (1) EP0424916B1 (de)
JP (1) JPH03184500A (de)
CA (1) CA2027265C (de)
DE (1) DE69021165T2 (de)
DK (1) DK0424916T3 (de)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5193116A (en) * 1991-09-13 1993-03-09 Knowles Electronics, Inc. Hearing and output transducer with self contained amplifier
GB9222677D0 (en) * 1992-10-29 1992-12-09 Knowles Electronics Co Electroacoustic transducer
WO1995007014A1 (en) * 1993-09-01 1995-03-09 Knowles Electronics, Inc. Receiver for a hearing aid
DE4343703C1 (de) * 1993-12-21 1995-01-05 Siemens Audiologische Technik Am Kopf tragbares Hörgerät
DE4343702C1 (de) * 1993-12-21 1995-03-09 Siemens Audiologische Technik Am Kopf tragbares Hörgerät
US6031923A (en) * 1995-11-13 2000-02-29 Gnecco; Louis Thomas Electronmagnetically shielded hearing aids
USRE43519E1 (en) 1995-11-13 2012-07-17 Acacia Patent Acquisition Corporation Electromagnetically protected hearing aids
US5740261A (en) * 1996-11-21 1998-04-14 Knowles Electronics, Inc. Miniature silicon condenser microphone
NL1004669C2 (nl) * 1996-12-02 1998-06-03 Microtronic Nederland Bv Transducer.
EP1063020B1 (de) * 1998-02-06 2007-01-24 Namiki Seimitsu Houseki Kabushiki Kaisha Elektromagnetische betätigungsvorrichtung und struktur für deren befestigung
US5960093A (en) * 1998-03-30 1999-09-28 Knowles Electronics, Inc. Miniature transducer
US6795424B1 (en) * 1998-06-30 2004-09-21 Tellabs Operations, Inc. Method and apparatus for interference suppression in orthogonal frequency division multiplexed (OFDM) wireless communication systems
US6658134B1 (en) 1999-08-16 2003-12-02 Sonionmicrotronic Nederland B.V. Shock improvement for an electroacoustic transducer
AU5405499A (en) * 1999-09-08 1999-11-16 Phonak Ag Energy storage unit, preferably for a hearing aid, method for charging said energy storage unit, and a device for carrying out the method
DE19954880C1 (de) * 1999-11-15 2001-01-25 Siemens Audiologische Technik Elektromagnetischer Wandler zur Schallerzeugung in Hörhilfen, insbesondere miniaturisierten elektronischen Hörgeräten
US20030031339A1 (en) * 2000-01-13 2003-02-13 Marshall Bowen F. Packaging and rf shielding for telecoils
WO2000022905A2 (de) * 2000-02-11 2000-04-27 Phonak Ag Hörgerät mit einer mikrophonanordnung sowie analog/digital-wandlermodul
US20020003890A1 (en) * 2000-05-09 2002-01-10 Daniel Warren Armature for a receiver
US7817815B2 (en) * 2000-05-09 2010-10-19 Knowles Electronics, Llc Armature for a receiver
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
EP1500301A1 (de) * 2002-04-18 2005-01-26 Oticon A/S Elektrisch-akustischer wandler für ein hörgerät
US6952268B2 (en) * 2002-08-21 2005-10-04 Honeywell International Inc. Magnetic shield for a fiber optic gyroscope
US7072482B2 (en) 2002-09-06 2006-07-04 Sonion Nederland B.V. Microphone with improved sound inlet port
WO2007001235A1 (en) * 2005-06-25 2007-01-04 Siemens Audiologische Technik Gmbh A hearing aid device
DE102006043909B3 (de) * 2006-09-19 2008-04-17 Siemens Audiologische Technik Gmbh Hörer mit zusätzlicher Abschirmeinrichtung und Hörgerät mit diesem Hörer
JP4921197B2 (ja) * 2007-02-06 2012-04-25 スター精密株式会社 挿入型イヤホン
EP1962550A3 (de) * 2007-02-20 2009-03-04 Sonion Nederland B.V. Empfänger mit beweglicher Armatur mit reduzierter parasitärer Kopplung
DK1962551T3 (da) * 2007-02-20 2014-07-14 Sonion Nederland Bv Lydgiver med bevægeligt armatur
US8385573B2 (en) 2007-09-19 2013-02-26 Starkey Laboratories, Inc. System for hearing assistance device including receiver in the canal
CA2639555A1 (en) 2008-08-11 2008-12-15 Hyman Ngo High definition litho applique and emblems
US8781141B2 (en) 2008-08-27 2014-07-15 Starkey Laboratories, Inc. Modular connection assembly for a hearing assistance device
JP2012501609A (ja) * 2008-08-29 2012-01-19 ザ・ペン・ステイト・リサーチ・ファウンデイション バランスドアーマチュアデバイスの歪みを低減する方法及び装置
US8798299B1 (en) 2008-12-31 2014-08-05 Starkey Laboratories, Inc. Magnetic shielding for communication device applications
DE112010002276B4 (de) 2009-05-11 2017-02-16 Knowles Electronics, Llc Anker und Anordnung für einen Empfänger mit niedrigen Axialschwingungen
US9002047B2 (en) 2009-07-23 2015-04-07 Starkey Laboratories, Inc. Method and apparatus for an insulated electromagnetic shield for use in hearing assistance devices
US8549733B2 (en) 2010-07-09 2013-10-08 Shure Acquisition Holdings, Inc. Method of forming a transducer assembly
US8548186B2 (en) 2010-07-09 2013-10-01 Shure Acquisition Holdings, Inc. Earphone assembly
US8538061B2 (en) 2010-07-09 2013-09-17 Shure Acquisition Holdings, Inc. Earphone driver and method of manufacture
EP2469705B1 (de) 2010-12-21 2015-12-02 Sonion Nederland B.V. Erzeugung einer Versorgungsspannung aus dem Ausgangssignal eines Class-D Audio-Verstärkers
DE112012003755T5 (de) * 2011-09-09 2014-09-18 Knowles Electronics, Llc HF-Abschirmung für akustische Einrichtungen
BR112014032230A2 (pt) * 2012-06-21 2017-06-27 Oceaneering Int Inc transdutor acústico eletromagnético, arranjo de varredura para transdutor acústico eletromagnético e método para operar um arranjo de varredura para transdutor acústico eletromagnético
US20160119727A1 (en) * 2014-10-27 2016-04-28 Sidney A. Higgins Sinter bonded mu-metal receiver can
US9888322B2 (en) 2014-12-05 2018-02-06 Knowles Electronics, Llc Receiver with coil wound on a stationary ferromagnetic core
KR20160081641A (ko) * 2014-12-31 2016-07-08 도시바삼성스토리지테크놀러지코리아 주식회사 이어폰 및 이어폰 제작 방법
EP3073765B1 (de) * 2015-03-25 2022-08-17 Sonion Nederland B.V. Anordnung eines hörers in einem gehörgang mit einer membran und einer kabelverbindung
DK3177037T3 (en) 2015-12-04 2020-10-26 Sonion Nederland Bv Balanced armature receiver with bi-stable balanced armature
KR101660867B1 (ko) * 2015-12-28 2016-09-28 주식회사 그린플러스 빌딩형 어류양식시스템
DE102018215411B3 (de) * 2018-09-11 2019-12-12 Audi Ag Verfahren zum gleichzeitigen Betreiben einer Lautsprecheranordnung in einer Lautsprecherfunktion und in einer Mikrofonfunktion sowie Lautsprecheranordnung
US11272282B2 (en) * 2019-05-30 2022-03-08 Bose Corporation Wearable audio device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3111563A (en) * 1960-05-05 1963-11-19 Industrial Res Prod Inc Electro-mechanical transducer
NL259873A (de) * 1960-05-05
US3515818A (en) * 1962-01-23 1970-06-02 Tibbetts Industries Magnetic translating device
NL297347A (de) * 1962-09-19
US3560667A (en) * 1968-05-01 1971-02-02 Industrial Research Prod Inc Transducer having an armature arm split along its length
US3588383A (en) * 1970-02-09 1971-06-28 Industrial Research Prod Inc Miniature acoustic transducer of improved construction
US3671684A (en) * 1970-11-06 1972-06-20 Tibbetts Industries Magnetic transducer
US3935398A (en) * 1971-07-12 1976-01-27 Industrial Research Products, Inc. Transducer with improved armature and yoke construction
US4272654A (en) * 1979-01-08 1981-06-09 Industrial Research Products, Inc. Acoustic transducer of improved construction
US4430520A (en) * 1982-04-07 1984-02-07 Tibbetts Industries, Inc. Transducer shielding enclosure

Also Published As

Publication number Publication date
CA2027265C (en) 1993-09-21
CA2027265A1 (en) 1991-04-27
EP0424916A2 (de) 1991-05-02
DK0424916T3 (da) 1995-11-20
EP0424916A3 (en) 1992-07-01
US4956868A (en) 1990-09-11
JPH03184500A (ja) 1991-08-12
EP0424916B1 (de) 1995-07-26
DE69021165T2 (de) 1996-01-25

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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: KNOWLES ELECTRONICS, LLC, ITASCA, ILL., US

8339 Ceased/non-payment of the annual fee