ATE330444T1 - Rückkopplungsanullierung mit niederfrequenzeingang - Google Patents

Rückkopplungsanullierung mit niederfrequenzeingang

Info

Publication number
ATE330444T1
ATE330444T1 AT00943695T AT00943695T ATE330444T1 AT E330444 T1 ATE330444 T1 AT E330444T1 AT 00943695 T AT00943695 T AT 00943695T AT 00943695 T AT00943695 T AT 00943695T AT E330444 T1 ATE330444 T1 AT E330444T1
Authority
AT
Austria
Prior art keywords
feedback
lms algorithm
adaptation speed
low frequency
relates
Prior art date
Application number
AT00943695T
Other languages
English (en)
Inventor
Jakob Nielsen
Michael Ekelid
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
Application granted granted Critical
Publication of ATE330444T1 publication Critical patent/ATE330444T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • 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)
  • Interface Circuits In Exchanges (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Circuit For Audible Band Transducer (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)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
AT00943695T 1999-07-19 2000-07-07 Rückkopplungsanullierung mit niederfrequenzeingang ATE330444T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DKPA199901043 1999-07-19

Publications (1)

Publication Number Publication Date
ATE330444T1 true ATE330444T1 (de) 2006-07-15

Family

ID=8100351

Family Applications (2)

Application Number Title Priority Date Filing Date
AT00943695T ATE330444T1 (de) 1999-07-19 2000-07-07 Rückkopplungsanullierung mit niederfrequenzeingang
AT00943694T ATE339865T1 (de) 1999-07-19 2000-07-07 Rückkopplungsunterdrückung unter verwendung von bandbreite-detektion

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT00943694T ATE339865T1 (de) 1999-07-19 2000-07-07 Rückkopplungsunterdrückung unter verwendung von bandbreite-detektion

Country Status (7)

Country Link
US (2) US7106871B1 (de)
EP (2) EP1203509B1 (de)
AT (2) ATE330444T1 (de)
AU (2) AU5806300A (de)
DE (2) DE60028779T2 (de)
DK (2) DK1203509T3 (de)
WO (2) WO2001006746A2 (de)

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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
AU2003236382B2 (en) 2003-08-20 2011-02-24 Phonak Ag Feedback suppression in sound signal processing using frequency transposition
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
CN1939092B (zh) 2004-02-20 2015-09-16 Gn瑞声达A/S 消除反馈的方法及助听器
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)
DK1708544T3 (en) * 2005-03-29 2015-10-19 Oticon As System and method for measuring ventilation effects in a hearing aid
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
EP2002691B9 (de) 2006-04-01 2012-04-25 Widex A/S Hörgerät und verfahren zur signalverarbeitungssteuerung in einem hörgerät
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
EP2095681B1 (de) 2006-10-23 2016-03-23 Starkey Laboratories, Inc. Filter-entrainment-vermeidung mit einem frequenzbereichs-transformationsalgorithmus
WO2008051569A2 (en) 2006-10-23 2008-05-02 Starkey Laboratories, Inc. Entrainment avoidance with pole stabilization
DK1981310T3 (en) * 2007-04-11 2017-09-18 Oticon As Hearing aid with linearized output stage
EP2015604A1 (de) 2007-07-10 2009-01-14 Oticon A/S Erzeugung eines Sondengeräuschs in einem Rückkopplungsunterdrückungssystem
EP2086250B1 (de) 2008-02-01 2020-05-13 Oticon A/S Hörsystem mit verbessertem Rückkoppelungsunterdrückungssystem, -verfahren und -verwendung
DK2148525T3 (da) 2008-07-24 2013-08-19 Oticon As Kodebogsbaseret estimering af tilbagekoblingsvej
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
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
US8917891B2 (en) 2010-04-13 2014-12-23 Starkey Laboratories, Inc. Methods and apparatus for allocating feedback cancellation resources for hearing assistance devices
EP2736271B1 (de) 2012-11-27 2019-06-19 Oticon A/s Verfahren zur Steuerung eines Aktualisierungsalgorithmus eines adaptiven Rückkopplungsschätzsystems und eine De-Korrelierungseinheit
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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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
US5225836A (en) * 1988-03-23 1993-07-06 Central Institute For The Deaf Electronic filters, repeated signal charge conversion apparatus, hearing aids and methods
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
US5259033A (en) * 1989-08-30 1993-11-02 Gn Danavox As Hearing aid having compensation for acoustic feedback
US5680467A (en) * 1992-03-31 1997-10-21 Gn Danavox A/S Hearing aid compensating for acoustic feedback
DK170600B1 (da) * 1992-03-31 1995-11-06 Gn Danavox As Høreapparat med kompensation for akustisk tilbagekobling
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
AU660818B2 (en) * 1992-07-29 1995-07-06 Minnesota Mining And Manufacturing Company 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
KR100378449B1 (ko) 1994-04-12 2003-06-11 코닌클리케 필립스 일렉트로닉스 엔.브이. 개선된에코제거기를갖는신호증폭기시스템
CA2249283C (en) * 1996-04-03 2003-06-03 British Telecommunications Public Limited Company Acoustic feedback correction
EP0973151B8 (de) * 1998-07-16 2009-02-25 Panasonic Corporation 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
DK1203510T3 (da) 2006-09-18
US7106871B1 (en) 2006-09-12
ATE339865T1 (de) 2006-10-15
DE60028779D1 (de) 2006-07-27
EP1203510B1 (de) 2006-06-14
WO2001006812A8 (en) 2001-03-29
DE60030736T2 (de) 2007-09-06
WO2001006812A1 (en) 2001-01-25
EP1203510A1 (de) 2002-05-08
WO2001006746A2 (en) 2001-01-25
AU5806400A (en) 2001-02-05
DK1203509T3 (da) 2007-01-02
DE60028779T2 (de) 2007-05-24
AU5806300A (en) 2001-02-05
EP1203509A2 (de) 2002-05-08
US7340063B1 (en) 2008-03-04
WO2001006746A3 (en) 2001-08-09
EP1203509B1 (de) 2006-09-13
DE60030736D1 (de) 2006-10-26

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