DE60028779D1 - Rückkopplungsanullierung mit niederfrequenzeingang - Google Patents

Rückkopplungsanullierung mit niederfrequenzeingang

Info

Publication number
DE60028779D1
DE60028779D1 DE60028779T DE60028779T DE60028779D1 DE 60028779 D1 DE60028779 D1 DE 60028779D1 DE 60028779 T DE60028779 T DE 60028779T DE 60028779 T DE60028779 T DE 60028779T DE 60028779 D1 DE60028779 D1 DE 60028779D1
Authority
DE
Germany
Prior art keywords
feedback
lms algorithm
adaptation speed
low frequency
relates
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
DE60028779T
Other languages
English (en)
Other versions
DE60028779T2 (de
Inventor
Jakob Nielsen
Michael Ekelid
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.)
Oticon AS
Original Assignee
Oticon 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 Oticon AS filed Critical Oticon AS
Publication of DE60028779D1 publication Critical patent/DE60028779D1/de
Application granted granted Critical
Publication of DE60028779T2 publication Critical patent/DE60028779T2/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
    • 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

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)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Amplifiers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
DE60028779T 1999-07-19 2000-07-07 Rückkopplungsanullierung mit niederfrequenzeingang Expired - Lifetime DE60028779T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DK991043 1999-07-19
DKPA199901043 1999-07-19
PCT/DK2000/000380 WO2001006812A1 (en) 1999-07-19 2000-07-07 Feedback cancellation with low frequency input

Publications (2)

Publication Number Publication Date
DE60028779D1 true DE60028779D1 (de) 2006-07-27
DE60028779T2 DE60028779T2 (de) 2007-05-24

Family

ID=8100351

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60028779T Expired - Lifetime DE60028779T2 (de) 1999-07-19 2000-07-07 Rückkopplungsanullierung mit niederfrequenzeingang
DE60030736T Expired - Lifetime DE60030736T2 (de) 1999-07-19 2000-07-07 Rückkopplungsunterdrückung unter verwendung von bandbreite-detektion

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE60030736T Expired - Lifetime DE60030736T2 (de) 1999-07-19 2000-07-07 Rückkopplungsunterdrückung unter verwendung von bandbreite-detektion

Country Status (7)

Country Link
US (2) US7340063B1 (de)
EP (2) EP1203510B1 (de)
AT (2) ATE339865T1 (de)
AU (2) AU5806400A (de)
DE (2) DE60028779T2 (de)
DK (2) DK1203509T3 (de)
WO (2) WO2001006746A2 (de)

Families Citing this family (35)

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Publication number Priority date Publication date Assignee Title
DE10140523B4 (de) * 2001-08-17 2005-08-18 Dietmar Dr. Ruwisch Vorrichtung zum Feedback Cancelling bei der Ausgabe von Mikrofonsignalen durch Lautsprecher
US7245732B2 (en) * 2001-10-17 2007-07-17 Oticon A/S Hearing aid
AU2003238975A1 (en) 2002-06-28 2004-01-19 Phiteck Systems LImited Noise cancellation system and headphone therefor
DE10244184B3 (de) * 2002-09-23 2004-04-15 Siemens Audiologische Technik Gmbh Feedbackkompensation für Hörgeräte mit Systemabstandsschätzung
JP4209247B2 (ja) * 2003-05-02 2009-01-14 アルパイン株式会社 音声認識装置および方法
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
AU2003236382B2 (en) 2003-08-20 2011-02-24 Phonak Ag Feedback suppression in sound signal processing using frequency transposition
US7756276B2 (en) 2003-08-20 2010-07-13 Phonak Ag Audio amplification apparatus
WO2005081584A2 (en) * 2004-02-20 2005-09-01 Gn Resound A/S Hearing aid with feedback cancellation
EP1730992B1 (de) 2004-03-23 2017-05-10 Oticon A/S Hörgerät mit anti-rückkopplungs-system
DE102004050304B3 (de) * 2004-10-14 2006-06-14 Siemens Audiologische Technik Gmbh Verfahren zur Reduktion von Rückkopplungen bei einem Akustiksystem und Signalverarbeitungsvorrichtung
US20060285150A1 (en) * 2005-01-31 2006-12-21 Searete Llc, A Limited Liability Corporation Of The State Of Delaware Regional proximity for shared image device(s)
EP1708544B1 (de) * 2005-03-29 2015-07-15 Oticon A/S System und Methode zum Messen von Druckausgleichseffekten in einem Hörgerät
US8553899B2 (en) 2006-03-13 2013-10-08 Starkey Laboratories, Inc. Output phase modulation entrainment containment for digital filters
US8116473B2 (en) 2006-03-13 2012-02-14 Starkey Laboratories, Inc. Output phase modulation entrainment containment for digital filters
EP2002690B2 (de) 2006-04-01 2019-11-27 Widex A/S Hörgerät sowie verfahren zur steuerung der adaptionsgeschwindigkeit in rückkoppelschleifen für hörgeräte
DK2002691T3 (da) 2006-04-01 2012-01-23 Widex As Høreapparat og fremgangsmåde til at styre signalbehandling i et høreapparat
DE102006029194B4 (de) * 2006-06-26 2010-04-15 Siemens Audiologische Technik Gmbh Vorrichtung und Verfahren zur Schrittweitensteuerung eines adaptiven Filters
DK2080408T3 (da) * 2006-10-23 2012-11-19 Starkey Lab Inc Undgåelse af medrivning med et auto-regressivt filter
US8452034B2 (en) 2006-10-23 2013-05-28 Starkey Laboratories, Inc. Entrainment avoidance with a gradient adaptive lattice filter
US8199948B2 (en) 2006-10-23 2012-06-12 Starkey Laboratories, Inc. Entrainment avoidance with pole stabilization
US8509465B2 (en) 2006-10-23 2013-08-13 Starkey Laboratories, Inc. Entrainment avoidance with a transform domain algorithm
EP1981310B1 (de) * 2007-04-11 2017-06-14 Oticon A/S Hörgerät mit einer linearisierten Ausgangstufe
EP2015604A1 (de) 2007-07-10 2009-01-14 Oticon A/S Erzeugung eines Sondengeräuschs in einem Rückkopplungsunterdrückungssystem
DK2086250T3 (da) 2008-02-01 2020-07-06 Oticon As Lyttesystem med et forbedret feedback-undertrykkelsessystem, en fremgangsmåde og anvendelse
EP2148525B1 (de) 2008-07-24 2013-06-05 Oticon A/S Rückkopplungspfadschätzung auf Codebuchbasis
DK200970303A (en) * 2009-12-29 2011-06-30 Gn Resound As A method for the detection of whistling in an audio system and a hearing aid executing the method
EP2360944B1 (de) * 2010-02-01 2017-12-13 Oticon A/S Verfahren zur Unterdrückung von akustischer Rückkoppelung in einem Hörgerät und entsprechendes Hörgerät
US8917891B2 (en) 2010-04-13 2014-12-23 Starkey Laboratories, Inc. Methods and apparatus for allocating feedback cancellation resources for hearing assistance devices
US8942398B2 (en) 2010-04-13 2015-01-27 Starkey Laboratories, Inc. Methods and apparatus for early audio feedback cancellation for hearing assistance devices
US9654885B2 (en) 2010-04-13 2017-05-16 Starkey Laboratories, Inc. Methods and apparatus for allocating feedback cancellation resources for hearing assistance devices
DK2736271T3 (da) 2012-11-27 2019-09-16 Oticon As Fremgangsmåde til styring af en opdateringsalgoritme for et adaptivt feedbackestimeringssystem og en de-korrelationsenhed
US9590673B2 (en) * 2015-01-20 2017-03-07 Qualcomm Incorporated Switched, simultaneous and cascaded interference cancellation
DE102015204010B4 (de) * 2015-03-05 2016-12-15 Sivantos Pte. Ltd. Verfahren zur Unterdrückung eines Störgeräusches in einem akustischen System

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Publication number Priority date Publication date Assignee Title
US4175258A (en) * 1978-07-28 1979-11-20 The United States Of America As Represented By The United States Department Of Energy High level white noise generator
US4658426A (en) 1985-10-10 1987-04-14 Harold Antin Adaptive noise suppressor
US5016280A (en) * 1988-03-23 1991-05-14 Central Institute For The Deaf Electronic filters, hearing aids and methods
US5225836A (en) * 1988-03-23 1993-07-06 Central Institute For The Deaf Electronic filters, repeated signal charge conversion apparatus, hearing aids and methods
US5091952A (en) * 1988-11-10 1992-02-25 Wisconsin Alumni Research Foundation Feedback suppression in digital signal processing hearing aids
US5259033A (en) * 1989-08-30 1993-11-02 Gn Danavox As Hearing aid having compensation for acoustic feedback
DK170600B1 (da) 1992-03-31 1995-11-06 Gn Danavox As Høreapparat med kompensation for akustisk tilbagekobling
US5680467A (en) * 1992-03-31 1997-10-21 Gn Danavox A/S Hearing aid compensating for acoustic feedback
JP3176474B2 (ja) * 1992-06-03 2001-06-18 沖電気工業株式会社 適応ノイズキャンセラ装置
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
US5444786A (en) * 1993-02-09 1995-08-22 Snap Laboratories L.L.C. Snoring suppression system
DE4330143A1 (de) 1993-09-07 1995-03-16 Philips Patentverwaltung Anordnung zur Siganlverarbeitung akustischer Eingangssignale
EP0585976A3 (en) * 1993-11-10 1994-06-01 Phonak Ag Hearing aid with cancellation of acoustic feedback
EP0704118B1 (de) 1994-04-12 2003-06-04 Koninklijke Philips Electronics N.V. Signalverstärkersystem mit verbesserter echounterdrückung
EP0951798B1 (de) * 1996-04-03 2002-07-03 BRITISH TELECOMMUNICATIONS public limited company Korrektur einer akustischen rückkopplung
DE69939796D1 (de) * 1998-07-16 2008-12-11 Matsushita Electric Ind Co Ltd Lärmkontrolleanordnung
US6876751B1 (en) * 1998-09-30 2005-04-05 House Ear Institute Band-limited adaptive feedback canceller for hearing aids
US6434247B1 (en) * 1999-07-30 2002-08-13 Gn Resound A/S Feedback cancellation apparatus and methods utilizing adaptive reference filter mechanisms

Also Published As

Publication number Publication date
EP1203510B1 (de) 2006-06-14
US7340063B1 (en) 2008-03-04
EP1203509B1 (de) 2006-09-13
DK1203509T3 (da) 2007-01-02
ATE339865T1 (de) 2006-10-15
DE60030736T2 (de) 2007-09-06
ATE330444T1 (de) 2006-07-15
EP1203510A1 (de) 2002-05-08
AU5806300A (en) 2001-02-05
AU5806400A (en) 2001-02-05
DE60030736D1 (de) 2006-10-26
EP1203509A2 (de) 2002-05-08
DE60028779T2 (de) 2007-05-24
DK1203510T3 (da) 2006-09-18
WO2001006746A2 (en) 2001-01-25
WO2001006746A3 (en) 2001-08-09
US7106871B1 (en) 2006-09-12
WO2001006812A8 (en) 2001-03-29
WO2001006812A1 (en) 2001-01-25

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