AU8959201A - A hearing aid with an adaptive filter for suppression of acoustic feedback - Google Patents

A hearing aid with an adaptive filter for suppression of acoustic feedback

Info

Publication number
AU8959201A
AU8959201A AU8959201A AU8959201A AU8959201A AU 8959201 A AU8959201 A AU 8959201A AU 8959201 A AU8959201 A AU 8959201A AU 8959201 A AU8959201 A AU 8959201A AU 8959201 A AU8959201 A AU 8959201A
Authority
AU
Australia
Prior art keywords
suppression
hearing aid
adaptive filter
acoustic feedback
acoustic
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.)
Pending
Application number
AU8959201A
Inventor
Thomas Kaulberg
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.)
Toepholm & Westermann
Topholm and Westermann ApS
Original Assignee
Toepholm & Westermann
Topholm and Westermann ApS
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26073700&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU8959201(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from EP00610097A external-priority patent/EP1191813A1/en
Application filed by Toepholm & Westermann, Topholm and Westermann ApS filed Critical Toepholm & Westermann
Publication of AU8959201A publication Critical patent/AU8959201A/en
Pending 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/03—Synergistic effects of band splitting and sub-band processing
    • 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
    • H04R25/35—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using translation techniques
    • H04R25/353—Frequency, e.g. frequency shift or compression
    • 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

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)
  • Filters That Use Time-Delay Elements (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
AU8959201A 2000-09-25 2001-09-20 A hearing aid with an adaptive filter for suppression of acoustic feedback Pending AU8959201A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP00610097A EP1191813A1 (en) 2000-09-25 2000-09-25 A hearing aid with an adaptive filter for suppression of acoustic feedback
EP00610124.0A EP1191814B2 (en) 2000-09-25 2000-12-01 A multiband hearing aid with multiband adaptive filters for acoustic feedback suppression.
PCT/DK2001/000604 WO2002025996A1 (en) 2000-09-25 2001-09-20 A hearing aid with an adaptive filter for suppression of acoustic feedback

Publications (1)

Publication Number Publication Date
AU8959201A true AU8959201A (en) 2002-04-02

Family

ID=26073700

Family Applications (2)

Application Number Title Priority Date Filing Date
AU2001289592A Ceased AU2001289592B2 (en) 2000-09-25 2001-09-20 A hearing aid with an adaptive filter for suppression of acoustic feedback
AU8959201A Pending AU8959201A (en) 2000-09-25 2001-09-20 A hearing aid with an adaptive filter for suppression of acoustic feedback

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AU2001289592A Ceased AU2001289592B2 (en) 2000-09-25 2001-09-20 A hearing aid with an adaptive filter for suppression of acoustic feedback

Country Status (5)

Country Link
EP (2) EP2066139A3 (en)
JP (1) JP3899023B2 (en)
AU (2) AU2001289592B2 (en)
CA (1) CA2417803C (en)
WO (1) WO2002025996A1 (en)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4681163B2 (en) * 2001-07-16 2011-05-11 パナソニック株式会社 Howling detection and suppression device, acoustic device including the same, and howling detection and suppression method
US7277554B2 (en) * 2001-08-08 2007-10-02 Gn Resound North America Corporation Dynamic range compression using digital frequency warping
DE10242700B4 (en) * 2002-09-13 2006-08-03 Siemens Audiologische Technik Gmbh Feedback compensator in an acoustic amplification system, hearing aid, method for feedback compensation and application of the method in a hearing aid
DE10245667B4 (en) 2002-09-30 2004-12-30 Siemens Audiologische Technik Gmbh Feedback compensator in an acoustic amplification system, hearing aid, method for feedback compensation and application of the method in a hearing aid
US7885991B2 (en) 2003-03-04 2011-02-08 Oticon A/S Digital filter having a fir filter and a warped fir filter, and a listening device including such a digital filter
US7092532B2 (en) 2003-03-31 2006-08-15 Unitron Hearing Ltd. Adaptive feedback canceller
US7756276B2 (en) 2003-08-20 2010-07-13 Phonak Ag Audio amplification apparatus
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
DK1665882T3 (en) * 2003-08-21 2010-01-25 Widex As Hearing aid with acoustic feedback cancellation
EP1730992B1 (en) 2004-03-23 2017-05-10 Oticon A/S Hearing aid with anti feedback system
KR20050119758A (en) * 2004-06-17 2005-12-22 한양대학교 산학협력단 Hearing aid having noise and feedback signal reduction function and signal processing method thereof
DE102004050304B3 (en) † 2004-10-14 2006-06-14 Siemens Audiologische Technik Gmbh Method for reducing feedback in an acoustic system and signal processing device
CN101084697B (en) * 2004-12-16 2011-10-19 唯听助听器公司 Hearing aid with feedback model gain estimation
DE602005021259D1 (en) 2005-10-11 2010-06-24 Widex As HEARING DEVICE AND METHOD FOR PROCESSING INPUT SIGNALS IN A HEARING DEVICE
AU2006303692B2 (en) * 2005-10-18 2009-06-11 Widex A/S Equipment for programming a hearing aid and a hearing aid
AU2005232314B2 (en) 2005-11-11 2010-08-19 Phonak Ag Feedback compensation in a sound processing device
ATE511322T1 (en) * 2006-03-03 2011-06-15 Widex As HEARING AID AND METHOD FOR USING GAIN LIMITING IN A HEARING AID
DK1992194T3 (en) 2006-03-09 2017-02-13 Widex As Hearing aid with adaptive feedback suppression
JP5143121B2 (en) 2006-03-31 2013-02-13 ヴェーデクス・アクティーセルスカプ Hearing aid and method for estimating dynamic gain limit in hearing aid
CA2647462C (en) 2006-04-01 2014-05-20 Widex A/S Hearing aid, and a method for control of adaptation rate in anti-feedback systems for hearing aids
DE102006023723A1 (en) * 2006-05-19 2007-11-22 Siemens Audiologische Technik Gmbh Hearing device with feedback detection and corresponding method
US8280088B2 (en) 2006-05-19 2012-10-02 Siemens Audiologische Technik Gmbh Hearing apparatus with feedback detection and corresponding method
DK3429232T3 (en) 2007-06-12 2023-03-06 Oticon As Online anti-tilbagekoblingssystem til et høreapparat
EP2232890A2 (en) 2008-01-22 2010-09-29 Phonak AG Method for determining a maximum gain in a hearing device as well as a hearing device
MY179314A (en) * 2008-04-18 2020-11-04 Dolby Laboratories Licensing Corp Method and apparatus for maintaining speech audibility in multi-channel audio with minimal impact on surround experience
US10602282B2 (en) * 2008-12-23 2020-03-24 Gn Resound A/S Adaptive feedback gain correction
DK2217007T3 (en) 2009-02-06 2014-08-18 Oticon As Hearing aid with adaptive feedback suppression
WO2010040863A2 (en) * 2010-01-15 2010-04-15 Phonak Ag A method for operating a hearing device as well as a hearing device
CN103250209B (en) 2010-12-08 2015-08-05 唯听助听器公司 Improve osophone and the method for audio reproduction
WO2013054458A1 (en) * 2011-10-14 2013-04-18 パナソニック株式会社 Howling suppression device, hearing aid, howling suppression method, and integrated circuit
US9338561B2 (en) * 2012-12-28 2016-05-10 Gn Resound A/S Hearing aid with improved localization
US9148733B2 (en) 2012-12-28 2015-09-29 Gn Resound A/S Hearing aid with improved localization
US9148735B2 (en) 2012-12-28 2015-09-29 Gn Resound A/S Hearing aid with improved localization
US9100762B2 (en) 2013-05-22 2015-08-04 Gn Resound A/S Hearing aid with improved localization
US9712908B2 (en) 2013-11-05 2017-07-18 Gn Hearing A/S Adaptive residual feedback suppression
US9432778B2 (en) 2014-04-04 2016-08-30 Gn Resound A/S Hearing aid with improved localization of a monaural signal source
EP3273608B1 (en) * 2016-07-20 2022-01-12 Sennheiser Electronic GmbH & Co. KG An adaptive filter unit for being used as an echo canceller
US11503415B1 (en) 2021-04-23 2022-11-15 Eargo, Inc. Detection of feedback path change

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5016280A (en) 1988-03-23 1991-05-14 Central Institute For The Deaf Electronic filters, hearing aids and methods
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
DK169958B1 (en) 1992-10-20 1995-04-10 Gn Danavox As Hearing aid with compensation for acoustic feedback
US5500902A (en) * 1994-07-08 1996-03-19 Stockham, Jr.; Thomas G. Hearing aid device incorporating signal processing techniques
WO1996032776A2 (en) † 1995-04-03 1996-10-17 Philips Electronics N.V. Signal amplification system with automatic equalizer
US6097824A (en) * 1997-06-06 2000-08-01 Audiologic, Incorporated Continuous frequency dynamic range audio compressor
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
US5771299A (en) * 1996-06-20 1998-06-23 Audiologic, Inc. Spectral transposition of a digital audio signal
JP4267078B2 (en) * 1997-04-16 2009-05-27 エマ ミックスト シグナル シー・ブイ Filter bank structure and method for filtering information signals, especially for audio signals in hearing aids, into different bands
DE19802568C2 (en) 1998-01-23 2003-05-28 Cochlear Ltd Hearing aid with compensation of acoustic and / or mechanical feedback

Also Published As

Publication number Publication date
JP2004509543A (en) 2004-03-25
EP1191814B2 (en) 2015-07-29
CA2417803A1 (en) 2002-03-28
WO2002025996A1 (en) 2002-03-28
EP1191814A1 (en) 2002-03-27
JP3899023B2 (en) 2007-03-28
AU2001289592B2 (en) 2005-04-14
EP1191814B1 (en) 2009-09-09
CA2417803C (en) 2010-11-23
EP2066139A2 (en) 2009-06-03
EP2066139A3 (en) 2010-06-23

Similar Documents

Publication Publication Date Title
AU8959201A (en) A hearing aid with an adaptive filter for suppression of acoustic feedback
DE60004539D1 (en) SUBBAND SUPPRESSION OF ACOUSTIC FEEDBACK IN HEARING AID
AU9368101A (en) A hearing aid with adaptive matching of input transducers
AU2002227264A1 (en) Implantable hearing aid microphone
HUP0204160A3 (en) Transducer, loudspeaker, microphone as well as method of making a loudspeaker
HUP0101288A2 (en) Method of noise suppression in telecommunication for tansmitting acoustic efficient signals, inparticular speech
AU2002252676A1 (en) Hearing aid with internal acoustic middle ear transducer
AU2002212438A1 (en) Adaptive filter
GB2367436B (en) Acoustic resonator
EP1473966A4 (en) Electret capacitor microphone
SG99374A1 (en) Acoustic resonator
AU6168099A (en) Band-limited adaptive feedback canceller for hearing aids
WO2007084603A3 (en) Noise reduction circuit for hearing aid
AU2002326474A1 (en) Acoustic wave filter
AU5384800A (en) Method for producing in-ear hearing aids and in-ear hearing aid
AU2001273500A1 (en) Adaption of the feedforward section of an equaliser
AU2000251208A1 (en) Adaptive directional noise cancelling microphone system
WO2000076176A3 (en) Loudspeaker volume range control
AU9335101A (en) Sound enhancing speaker cabinet for a removable speaker assembly
AU2002215232A1 (en) An electret condenser microphone
AU2001286819A1 (en) Near-field speaker/microphone acoustic/seismic dampening communication device
AU3666299A (en) High noise suppression microphone
EP1320928A4 (en) A gmc filter and method for suppressing unwanted signals introduced by the filter
AU4686800A (en) Automatically adjusting acoustic output of the speaker of a telephone handset
AU2001289593A1 (en) Quality control of electro-acoustic transducers