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DK1203510T3 - Tilbagekoblingsannullering med lavfrekvensindgang - Google Patents

Tilbagekoblingsannullering med lavfrekvensindgang

Info

Publication number
DK1203510T3
DK1203510T3 DK00943695T DK00943695T DK1203510T3 DK 1203510 T3 DK1203510 T3 DK 1203510T3 DK 00943695 T DK00943695 T DK 00943695T DK 00943695 T DK00943695 T DK 00943695T DK 1203510 T3 DK1203510 T3 DK 1203510T3
Authority
DK
Denmark
Prior art keywords
feedback
lms algorithm
adaptation speed
low frequency
relates
Prior art date
Application number
DK00943695T
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 DK1203510T3 publication Critical patent/DK1203510T3/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

Landscapes

  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Amplifiers (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (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)
DK00943695T 1999-07-19 2000-07-07 Tilbagekoblingsannullering med lavfrekvensindgang DK1203510T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DKPA199901043 1999-07-19
EP00943695A EP1203510B1 (en) 1999-07-19 2000-07-07 Feedback cancellation with low frequency input
PCT/DK2000/000380 WO2001006812A1 (en) 1999-07-19 2000-07-07 Feedback cancellation with low frequency input

Publications (1)

Publication Number Publication Date
DK1203510T3 true DK1203510T3 (da) 2006-09-18

Family

ID=8100351

Family Applications (2)

Application Number Title Priority Date Filing Date
DK00943695T DK1203510T3 (da) 1999-07-19 2000-07-07 Tilbagekoblingsannullering med lavfrekvensindgang
DK00943694T DK1203509T3 (da) 1999-07-19 2000-07-07 Tilbagekoblingsannullering med anvendelse af båndbreddedetektering

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK00943694T DK1203509T3 (da) 1999-07-19 2000-07-07 Tilbagekoblingsannullering med anvendelse af båndbreddedetektering

Country Status (7)

Country Link
US (2) US7340063B1 (da)
EP (2) EP1203510B1 (da)
AT (2) ATE330444T1 (da)
AU (2) AU5806400A (da)
DE (2) DE60030736T2 (da)
DK (2) DK1203510T3 (da)
WO (2) WO2001006812A1 (da)

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US7489785B2 (en) 2002-06-28 2009-02-10 Mark Donaldson 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
DK1730992T3 (da) * 2004-03-23 2017-08-07 Oticon As Høreapparat med anti-tilbagekoblingssystem
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 (da) 2005-03-29 2015-10-19 Oticon As System og fremgangsmåde til måling af udluftningseffekter i et høreapparat
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
CN101438603A (zh) * 2006-04-01 2009-05-20 唯听助听器公司 助听器和助听器的抗反馈系统中自适应速率的控制方法
JP2009532925A (ja) 2006-04-01 2009-09-10 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内における信号処理制御方法
DE102006029194B4 (de) * 2006-06-26 2010-04-15 Siemens Audiologische Technik Gmbh Vorrichtung und Verfahren zur Schrittweitensteuerung eines adaptiven Filters
EP2095681B1 (en) 2006-10-23 2016-03-23 Starkey Laboratories, Inc. Filter entrainment avoidance with a frequency domain transform algorithm
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
WO2008051570A1 (en) 2006-10-23 2008-05-02 Starkey Laboratories, Inc. Entrainment avoidance with an auto regressive filter
DK1981310T3 (da) 2007-04-11 2017-09-18 Oticon As Høreapparat med lineariseret udgangstrin
EP2015604A1 (en) 2007-07-10 2009-01-14 Oticon A/S Generation of probe noise in a feedback cancellation system
EP2086250B1 (en) 2008-02-01 2020-05-13 Oticon A/S A listening system with an improved feedback cancellation system, a method and use
EP2148525B1 (en) 2008-07-24 2013-06-05 Oticon A/S Codebook based feedback path estimation
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 (en) 2010-02-01 2017-12-13 Oticon A/S Method for suppressing acoustic feedback in a hearing device and corresponding hearing device
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
US8942398B2 (en) 2010-04-13 2015-01-27 Starkey Laboratories, Inc. Methods and apparatus for early audio feedback cancellation 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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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
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DE4330143A1 (de) 1993-09-07 1995-03-16 Philips Patentverwaltung Anordnung zur Siganlverarbeitung akustischer Eingangssignale
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Also Published As

Publication number Publication date
EP1203509A2 (en) 2002-05-08
US7106871B1 (en) 2006-09-12
DK1203509T3 (da) 2007-01-02
DE60028779T2 (de) 2007-05-24
WO2001006812A1 (en) 2001-01-25
ATE330444T1 (de) 2006-07-15
AU5806400A (en) 2001-02-05
US7340063B1 (en) 2008-03-04
WO2001006812A8 (en) 2001-03-29
DE60030736D1 (de) 2006-10-26
DE60030736T2 (de) 2007-09-06
AU5806300A (en) 2001-02-05
EP1203510A1 (en) 2002-05-08
DE60028779D1 (de) 2006-07-27
WO2001006746A3 (en) 2001-08-09
ATE339865T1 (de) 2006-10-15
WO2001006746A2 (en) 2001-01-25
EP1203509B1 (en) 2006-09-13
EP1203510B1 (en) 2006-06-14

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