DK1033063T3 - Apparat og fremgangsmåde til tilbagekoblingsundertrykkelse - Google Patents

Apparat og fremgangsmåde til tilbagekoblingsundertrykkelse

Info

Publication number
DK1033063T3
DK1033063T3 DK98956651T DK98956651T DK1033063T3 DK 1033063 T3 DK1033063 T3 DK 1033063T3 DK 98956651 T DK98956651 T DK 98956651T DK 98956651 T DK98956651 T DK 98956651T DK 1033063 T3 DK1033063 T3 DK 1033063T3
Authority
DK
Denmark
Prior art keywords
signal
feedback
audio signal
microphone
hearing aid
Prior art date
Application number
DK98956651T
Other languages
Danish (da)
English (en)
Inventor
James Mitchell Kates
Original Assignee
Gn Resound As
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 Gn Resound As filed Critical Gn Resound As
Application granted granted Critical
Publication of DK1033063T3 publication Critical patent/DK1033063T3/da

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
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/45—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback
    • H04R25/453—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback electronically
    • 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
    • H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
    • H04R25/505—Customised settings for obtaining desired overall acoustical characteristics using digital signal processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/004—Monitoring arrangements; Testing arrangements for microphones
    • H04R29/005—Microphone arrays
    • H04R29/006—Microphone matching

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • External Artificial Organs (AREA)
  • Gas Separation By Absorption (AREA)
  • Treating Waste Gases (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • General Induction Heating (AREA)
DK98956651T 1997-11-18 1998-11-07 Apparat og fremgangsmåde til tilbagekoblingsundertrykkelse DK1033063T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/972,265 US6072884A (en) 1997-11-18 1997-11-18 Feedback cancellation apparatus and methods
PCT/US1998/023666 WO1999026453A1 (en) 1997-11-18 1998-11-07 Feedback cancellation apparatus and methods

Publications (1)

Publication Number Publication Date
DK1033063T3 true DK1033063T3 (da) 2003-09-08

Family

ID=25519430

Family Applications (1)

Application Number Title Priority Date Filing Date
DK98956651T DK1033063T3 (da) 1997-11-18 1998-11-07 Apparat og fremgangsmåde til tilbagekoblingsundertrykkelse

Country Status (7)

Country Link
US (1) US6072884A (de)
EP (2) EP1033063B1 (de)
AT (1) ATE239347T1 (de)
AU (1) AU1312399A (de)
DE (1) DE69814142T2 (de)
DK (1) DK1033063T3 (de)
WO (1) WO1999026453A1 (de)

Families Citing this family (127)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6885752B1 (en) 1994-07-08 2005-04-26 Brigham Young University Hearing aid device incorporating signal processing techniques
US6434246B1 (en) * 1995-10-10 2002-08-13 Gn Resound As Apparatus and methods for combining audio compression and feedback cancellation in a hearing aid
US6498858B2 (en) * 1997-11-18 2002-12-24 Gn Resound A/S Feedback cancellation improvements
US6201875B1 (en) 1998-03-17 2001-03-13 Sonic Innovations, Inc. Hearing aid fitting system
US7254199B1 (en) * 1998-09-14 2007-08-07 Massachusetts Institute Of Technology Location-estimating, null steering (LENS) algorithm for adaptive array processing
US6999541B1 (en) 1998-11-13 2006-02-14 Bitwave Pte Ltd. Signal processing apparatus and method
US6380892B1 (en) * 1999-04-02 2002-04-30 Lg Information & Communications, Ltd. Adaptive beamforming method in an IMT-2000 system
US6408318B1 (en) 1999-04-05 2002-06-18 Xiaoling Fang Multiple stage decimation filter
US6434247B1 (en) * 1999-07-30 2002-08-13 Gn Resound A/S Feedback cancellation apparatus and methods utilizing adaptive reference filter mechanisms
CA2384629A1 (en) 1999-09-10 2001-03-15 Starkey Laboratories, Inc. Audio signal processing
US6480610B1 (en) * 1999-09-21 2002-11-12 Sonic Innovations, Inc. Subband acoustic feedback cancellation in hearing aids
AU2005203487B2 (en) * 1999-11-22 2007-08-30 Brigham Young University Hearing aid device incorporating signal processing techniques
US6675125B2 (en) * 1999-11-29 2004-01-06 Syfx Statistics generator system and method
US6757395B1 (en) 2000-01-12 2004-06-29 Sonic Innovations, Inc. Noise reduction apparatus and method
US6313773B1 (en) 2000-01-26 2001-11-06 Sonic Innovations, Inc. Multiplierless interpolator for a delta-sigma digital to analog converter
US6831986B2 (en) * 2000-12-21 2004-12-14 Gn Resound A/S Feedback cancellation in a hearing aid with reduced sensitivity to low-frequency tonal inputs
DE10110258C1 (de) * 2001-03-02 2002-08-29 Siemens Audiologische Technik Verfahren zum Betrieb eines Hörhilfegerätes oder Hörgerätesystems sowie Hörhilfegerät oder Hörgerätesystem
US6647368B2 (en) 2001-03-30 2003-11-11 Think-A-Move, Ltd. Sensor pair for detecting changes within a human ear and producing a signal corresponding to thought, movement, biological function and/or speech
US6671379B2 (en) * 2001-03-30 2003-12-30 Think-A-Move, Ltd. Ear microphone apparatus and method
US6717537B1 (en) 2001-06-26 2004-04-06 Sonic Innovations, Inc. Method and apparatus for minimizing latency in digital signal processing systems
US7277554B2 (en) * 2001-08-08 2007-10-02 Gn Resound North America Corporation Dynamic range compression using digital frequency warping
EP1425738A2 (de) * 2001-09-12 2004-06-09 Bitwave Private Limited System und vorrichtung zur sprachkommunikation und spracherkennung
US20030187527A1 (en) * 2002-03-28 2003-10-02 International Business Machines Corporation Computer-based onboard noise suppression devices with remote web-based management features
DE10228632B3 (de) † 2002-06-26 2004-01-15 Siemens Audiologische Technik Gmbh Richtungshören bei binauraler Hörgeräteversorgung
US20040024596A1 (en) * 2002-07-31 2004-02-05 Carney Laurel H. Noise reduction system
DE10242700B4 (de) * 2002-09-13 2006-08-03 Siemens Audiologische Technik Gmbh Rückkopplungskompensator in einem akustischen Verstärkungssystem, Hörhilfsgerät, Verfahren zur Rückkopplungskompensation und Anwendung des Verfahrens in einem Hörhilfsgerät
DE10244184B3 (de) * 2002-09-23 2004-04-15 Siemens Audiologische Technik Gmbh Feedbackkompensation für Hörgeräte mit Systemabstandsschätzung
US7092532B2 (en) * 2003-03-31 2006-08-15 Unitron Hearing Ltd. Adaptive feedback canceller
US7809150B2 (en) * 2003-05-27 2010-10-05 Starkey Laboratories, Inc. Method and apparatus to reduce entrainment-related artifacts for hearing assistance systems
AU2004201374B2 (en) * 2004-04-01 2010-12-23 Phonak Ag Audio amplification apparatus
US7756276B2 (en) * 2003-08-20 2010-07-13 Phonak Ag Audio amplification apparatus
AU2003236382B2 (en) * 2003-08-20 2011-02-24 Phonak Ag Feedback suppression in sound signal processing using frequency transposition
US7519193B2 (en) * 2003-09-03 2009-04-14 Resistance Technology, Inc. Hearing aid circuit reducing feedback
US7556597B2 (en) * 2003-11-07 2009-07-07 Otologics, Llc Active vibration attenuation for implantable microphone
CN1934903B (zh) * 2004-03-23 2015-02-18 奥迪康有限公司 具有抗反馈系统的助听器
US7840020B1 (en) 2004-04-01 2010-11-23 Otologics, Llc Low acceleration sensitivity microphone
US7214179B2 (en) * 2004-04-01 2007-05-08 Otologics, Llc Low acceleration sensitivity microphone
US7463745B2 (en) * 2004-04-09 2008-12-09 Otologic, Llc Phase based feedback oscillation prevention in hearing aids
EP1851994B1 (de) * 2005-01-11 2015-07-01 Cochlear Limited Aktive vibrationsdämpfung für ein implantierbares mikrofon
US8096937B2 (en) * 2005-01-11 2012-01-17 Otologics, Llc Adaptive cancellation system for implantable hearing instruments
DE102005019149B3 (de) * 2005-04-25 2006-08-31 Siemens Audiologische Technik Gmbh Hörhilfevorrichtung mit Kompensation von akustischen und elektromagnetischen Rückkopplungssignalen
DE102005034646B3 (de) * 2005-07-25 2007-02-01 Siemens Audiologische Technik Gmbh Hörvorrichtung und Verfahren zur Reduktion von Rückkopplungen
US20070053536A1 (en) * 2005-08-24 2007-03-08 Patrik Westerkull Hearing aid system
JP4842323B2 (ja) * 2005-10-11 2011-12-21 ヴェーデクス・アクティーセルスカプ 補聴器および補聴器における入力信号処理方法
US7983433B2 (en) 2005-11-08 2011-07-19 Think-A-Move, Ltd. Earset assembly
US7522738B2 (en) * 2005-11-30 2009-04-21 Otologics, Llc Dual feedback control system for implantable hearing instrument
US20070183609A1 (en) * 2005-12-22 2007-08-09 Jenn Paul C C Hearing aid system without mechanical and acoustic feedback
CN101361403A (zh) 2006-03-03 2009-02-04 唯听助听器公司 助听器及在助听器中利用增益限制的方法
US7664281B2 (en) * 2006-03-04 2010-02-16 Starkey Laboratories, Inc. Method and apparatus for measurement of gain margin of a hearing assistance device
CA2643716C (en) * 2006-03-09 2013-09-24 Widex A/S Hearing aid with adaptive feedback suppression
US8116473B2 (en) * 2006-03-13 2012-02-14 Starkey Laboratories, Inc. Output phase modulation entrainment containment for digital filters
US8553899B2 (en) * 2006-03-13 2013-10-08 Starkey Laboratories, Inc. Output phase modulation entrainment containment for digital filters
WO2007113282A1 (en) 2006-04-01 2007-10-11 Widex A/S Hearing aid, and a method for control of adaptation rate in anti-feedback systems for hearing aids
US7796769B2 (en) 2006-05-30 2010-09-14 Sonitus Medical, Inc. Methods and apparatus for processing audio signals
US7502484B2 (en) 2006-06-14 2009-03-10 Think-A-Move, Ltd. Ear sensor assembly for speech processing
US8767972B2 (en) * 2006-08-16 2014-07-01 Apherma, Llc Auto-fit hearing aid and fitting process therefor
US8291912B2 (en) * 2006-08-22 2012-10-23 Sonitus Medical, Inc. Systems for manufacturing oral-based hearing aid appliances
JP2010502376A (ja) * 2006-09-08 2010-01-28 ソニタス メディカル， インコーポレイテッド 耳鳴り治療のための方法および装置
EP2080408B1 (de) 2006-10-23 2012-08-15 Starkey Laboratories, Inc. Mitnahmevermeidung mit einem autoregressiven filter
US8452034B2 (en) * 2006-10-23 2013-05-28 Starkey Laboratories, Inc. Entrainment avoidance with a gradient adaptive lattice filter
DK2095681T5 (en) * 2006-10-23 2016-07-25 Starkey Labs Inc AVOIDING FILTER DRIVING WITH A FREQUENCY DOMAIN TRANSFORMATION ALgorithm
EP2077061A2 (de) 2006-10-23 2009-07-08 Starkey Laboratories, Inc. Entrainment-vermeidung mit polstabilisierung
US20080123866A1 (en) * 2006-11-29 2008-05-29 Rule Elizabeth L Hearing instrument with acoustic blocker, in-the-ear microphone and speaker
US8249271B2 (en) * 2007-01-23 2012-08-21 Karl M. Bizjak Noise analysis and extraction systems and methods
US8270638B2 (en) 2007-05-29 2012-09-18 Sonitus Medical, Inc. Systems and methods to provide communication, positioning and monitoring of user status
US20080304677A1 (en) * 2007-06-08 2008-12-11 Sonitus Medical Inc. System and method for noise cancellation with motion tracking capability
US20090028352A1 (en) * 2007-07-24 2009-01-29 Petroff Michael L Signal process for the derivation of improved dtm dynamic tinnitus mitigation sound
US20120235632A9 (en) * 2007-08-20 2012-09-20 Sonitus Medical, Inc. Intra-oral charging systems and methods
US8433080B2 (en) * 2007-08-22 2013-04-30 Sonitus Medical, Inc. Bone conduction hearing device with open-ear microphone
US8224013B2 (en) * 2007-08-27 2012-07-17 Sonitus Medical, Inc. Headset systems and methods
US7682303B2 (en) 2007-10-02 2010-03-23 Sonitus Medical, Inc. Methods and apparatus for transmitting vibrations
DK2208367T3 (da) 2007-10-12 2017-11-13 Earlens Corp Multifunktionssystem og fremgangsmåde til integreret lytning og kommunikation med støjannullering og feedback-håndtering
US8472654B2 (en) 2007-10-30 2013-06-25 Cochlear Limited Observer-based cancellation system for implantable hearing instruments
US8795172B2 (en) * 2007-12-07 2014-08-05 Sonitus Medical, Inc. Systems and methods to provide two-way communications
EP2232890A2 (de) * 2008-01-22 2010-09-29 Phonak AG Verfahren zur bestimmung eines maximalen verstärkungsfaktors in einem hörgerät und hörgerät
US8270637B2 (en) * 2008-02-15 2012-09-18 Sonitus Medical, Inc. Headset systems and methods
US7974845B2 (en) 2008-02-15 2011-07-05 Sonitus Medical, Inc. Stuttering treatment methods and apparatus
US8023676B2 (en) 2008-03-03 2011-09-20 Sonitus Medical, Inc. Systems and methods to provide communication and monitoring of user status
US20090226020A1 (en) 2008-03-04 2009-09-10 Sonitus Medical, Inc. Dental bone conduction hearing appliance
US8150075B2 (en) 2008-03-04 2012-04-03 Sonitus Medical, Inc. Dental bone conduction hearing appliance
US20090270673A1 (en) * 2008-04-25 2009-10-29 Sonitus Medical, Inc. Methods and systems for tinnitus treatment
CN102124757B (zh) 2008-06-17 2014-08-27 依耳乐恩斯公司 传输音频信号及利用其刺激目标的系统、装置和方法
WO2010014136A1 (en) * 2008-07-31 2010-02-04 Medical Research Products-B, Inc. Hearing aid system including implantable housing having ear canal mounted transducer speaker and microphone
BRPI0918994A2 (pt) 2008-09-22 2017-06-13 SoundBeam LLC dispositivo, e, método para transmitir um sinal de áudio para um usuário.
DE102009031135A1 (de) 2009-06-30 2011-01-27 Siemens Medical Instruments Pte. Ltd. Hörvorrichtung und Verfahren zur Unterdrückung von Rückkopplungen
US10097936B2 (en) 2009-07-22 2018-10-09 Eargo, Inc. Adjustable securing mechanism
US9826322B2 (en) 2009-07-22 2017-11-21 Eargo, Inc. Adjustable securing mechanism
US10334370B2 (en) 2009-07-25 2019-06-25 Eargo, Inc. Apparatus, system and method for reducing acoustic feedback interference signals
US10284977B2 (en) 2009-07-25 2019-05-07 Eargo, Inc. Adjustable securing mechanism
EP2284833A1 (de) * 2009-08-03 2011-02-16 Bernafon AG Verfahren zur Überwachung des Einflusses von Umgebungsgeräuschen auf ein adaptives Filter zur akustischen Rückkoplungsunterdrückung
US8355517B1 (en) 2009-09-30 2013-01-15 Intricon Corporation Hearing aid circuit with feedback transition adjustment
US8433082B2 (en) 2009-10-02 2013-04-30 Sonitus Medical, Inc. Intraoral appliance for sound transmission via bone conduction
DE102009051200B4 (de) * 2009-10-29 2014-06-18 Siemens Medical Instruments Pte. Ltd. Hörgerät und Verfahren zur Rückkopplungsunterdrückung mit einem Richtmikrofon
DE102009060094B4 (de) * 2009-12-22 2013-03-14 Siemens Medical Instruments Pte. Ltd. Verfahren und Hörgerät zur Rückkopplungserkennung und -unterdrückung mit einem Richtmikrofon
DE102010006154B4 (de) 2010-01-29 2012-01-19 Siemens Medical Instruments Pte. Ltd. Hörgerät mit Frequenzverschiebung und zugehöriges Verfahren
US9654885B2 (en) 2010-04-13 2017-05-16 Starkey Laboratories, Inc. Methods and apparatus for allocating feedback cancellation resources for hearing assistance devices
DK2391145T3 (en) * 2010-05-31 2017-10-09 Gn Resound As A fitting instrument and method for fitting a hearing aid to compensate for a user's hearing loss
WO2011158506A1 (ja) * 2010-06-18 2011-12-22 パナソニック株式会社 補聴器、信号処理方法及びプログラム
DE102010025918B4 (de) 2010-07-02 2013-06-06 Siemens Medical Instruments Pte. Ltd. Verfahren zum Betrieb eines Hörgeräts und Hörgerät mit variabler Frequenzverschiebung
WO2012088187A2 (en) 2010-12-20 2012-06-28 SoundBeam LLC Anatomically customized ear canal hearing apparatus
EP2613566B1 (de) * 2012-01-03 2016-07-20 Oticon A/S Hörvorrichtung und Verfahren zur Überwachung der Befestigung einer Ohrform einer Hörvorrichtung
US9148734B2 (en) 2013-06-05 2015-09-29 Cochlear Limited Feedback path evaluation implemented with limited signal processing
DK2843971T3 (en) * 2013-09-02 2019-02-04 Oticon As Hearing aid device with microphone in the ear canal
US9628923B2 (en) 2013-12-27 2017-04-18 Gn Hearing A/S Feedback suppression
JP6019098B2 (ja) * 2013-12-27 2016-11-02 ジーエヌ リザウンド エー／エスＧｎ Ｒｅｓｏｕｎｄ Ａ／Ｓ フィードバック抑制
US10034103B2 (en) 2014-03-18 2018-07-24 Earlens Corporation High fidelity and reduced feedback contact hearing apparatus and methods
EP3169396B1 (de) 2014-07-14 2021-04-21 Earlens Corporation Gleitende vorspannung und spitzenunterdrückung für optische hörgeräte
US9924276B2 (en) 2014-11-26 2018-03-20 Earlens Corporation Adjustable venting for hearing instruments
US10105539B2 (en) 2014-12-17 2018-10-23 Cochlear Limited Configuring a stimulation unit of a hearing device
US10284968B2 (en) 2015-05-21 2019-05-07 Cochlear Limited Advanced management of an implantable sound management system
DK3139636T3 (da) * 2015-09-07 2019-12-09 Bernafon Ag Høreanordning, der omfatter et tilbagekoblingsundertrykkelsessystem baseret på signalenergirelokation
US20170095202A1 (en) 2015-10-02 2017-04-06 Earlens Corporation Drug delivery customized ear canal apparatus
DE112016005620T5 (de) * 2015-12-08 2018-10-04 Eargo, Inc. Vorrichtung, System und Verfahren zum Verringern von Akustische-Rückkopplung-Interferenzsignalen
US11350226B2 (en) 2015-12-30 2022-05-31 Earlens Corporation Charging protocol for rechargeable hearing systems
WO2017116791A1 (en) 2015-12-30 2017-07-06 Earlens Corporation Light based hearing systems, apparatus and methods
US10492010B2 (en) 2015-12-30 2019-11-26 Earlens Corporations Damping in contact hearing systems
CN109952771A (zh) 2016-09-09 2019-06-28 伊尔兰斯公司 接触式听力系统、设备和方法
EP3510795B1 (de) 2016-09-12 2022-10-19 Starkey Laboratories, Inc. Pfadmodellierung von akustischem feedback für hörgerät
WO2018093733A1 (en) 2016-11-15 2018-05-24 Earlens Corporation Improved impression procedure
US10536787B2 (en) 2016-12-02 2020-01-14 Starkey Laboratories, Inc. Configuration of feedback cancelation for hearing aids
US10012691B1 (en) * 2017-11-07 2018-07-03 Qualcomm Incorporated Audio output diagnostic circuit
DK3484173T3 (en) * 2017-11-14 2022-07-11 Falcom As Hearing protection system with own voice estimation and related methods
EP3787316A1 (de) * 2018-02-09 2021-03-03 Oticon A/s Hörgerät mit einer strahlformerfiltrierungseinheit zur verringerung der rückkopplung
WO2019173470A1 (en) 2018-03-07 2019-09-12 Earlens Corporation Contact hearing device and retention structure materials
WO2019199680A1 (en) 2018-04-09 2019-10-17 Earlens Corporation Dynamic filter
EP3788801A1 (de) 2018-05-03 2021-03-10 Widex A/S Hörgerät mit trägheitsmesseinheit
US10530936B1 (en) 2019-03-15 2020-01-07 Motorola Solutions, Inc. Method and system for acoustic feedback cancellation using a known full band sequence

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4689818A (en) * 1983-04-28 1987-08-25 Siemens Hearing Instruments, Inc. Resonant peak control
US4731850A (en) * 1986-06-26 1988-03-15 Audimax, Inc. Programmable digital hearing aid system
US5016280A (en) * 1988-03-23 1991-05-14 Central Institute For The Deaf Electronic filters, hearing aids and methods
US5091952A (en) * 1988-11-10 1992-02-25 Wisconsin Alumni Research Foundation Feedback suppression in digital signal processing hearing aids
US4956867A (en) * 1989-04-20 1990-09-11 Massachusetts Institute Of Technology Adaptive beamforming for noise reduction
US5019952A (en) * 1989-11-20 1991-05-28 General Electric Company AC to DC power conversion circuit with low harmonic distortion
NO169689C (no) * 1989-11-30 1992-07-22 Nha As Programmerbart hybrid hoereapparat med digital signalbehandling samt fremgangsmaate ved deteksjon og signalbehandlingi samme.
US5402496A (en) * 1992-07-13 1995-03-28 Minnesota Mining And Manufacturing Company Auditory prosthesis, noise suppression apparatus and feedback suppression apparatus having focused adaptive filtering
CA2100015A1 (en) * 1992-07-29 1994-01-30 Resound Corporation Auditory prosthesis with user-controlled feedback cancellation
US5608803A (en) * 1993-08-05 1997-03-04 The University Of New Mexico Programmable digital hearing aid

Also Published As

Publication number Publication date
DE69814142T2 (de) 2004-02-26
ATE239347T1 (de) 2003-05-15
EP1033063B1 (de) 2003-05-02
AU1312399A (en) 1999-06-07
WO1999026453A1 (en) 1999-05-27
EP1545152A3 (de) 2005-08-31
DE69814142D1 (de) 2003-06-05
US6072884A (en) 2000-06-06
EP1033063A1 (de) 2000-09-06
EP1545152A2 (de) 2005-06-22

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