AU2002247575A1 - Apparatus and method for adaptive signal characterization and noise reduction in hearing aids and other audio devices - Google Patents

Apparatus and method for adaptive signal characterization and noise reduction in hearing aids and other audio devices

Info

Publication number
AU2002247575A1
AU2002247575A1 AU2002247575A AU2002247575A AU2002247575A1 AU 2002247575 A1 AU2002247575 A1 AU 2002247575A1 AU 2002247575 A AU2002247575 A AU 2002247575A AU 2002247575 A AU2002247575 A AU 2002247575A AU 2002247575 A1 AU2002247575 A1 AU 2002247575A1
Authority
AU
Australia
Prior art keywords
noise reduction
hearing aids
audio devices
adaptive signal
signal characterization
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.)
Abandoned
Application number
AU2002247575A
Inventor
Horst Arndt
Henry Luo
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.)
Unitron Hearing Ltd
Original Assignee
Unitron Hearing Ltd
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
Priority claimed from CA2341834A external-priority patent/CA2341834C/en
Application filed by Unitron Hearing Ltd filed Critical Unitron Hearing Ltd
Publication of AU2002247575A1 publication Critical patent/AU2002247575A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • 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
    • H04R5/00—Stereophonic arrangements
    • H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/06—Transformation of speech into a non-audible representation, e.g. speech visualisation or speech processing for tactile aids
    • G10L2021/065—Aids for the handicapped in understanding

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Neurosurgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Noise Elimination (AREA)
AU2002247575A 2001-03-21 2002-03-21 Apparatus and method for adaptive signal characterization and noise reduction in hearing aids and other audio devices Abandoned AU2002247575A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US27727501P 2001-03-21 2001-03-21
US60/277,275 2001-03-21
CA2341834A CA2341834C (en) 2001-03-21 2001-03-22 Apparatus and method for adaptive signal characterization and noise reduction in hearing aids and other audio devices
CA2,341,834 2001-03-22
PCT/CA2002/000397 WO2002076148A2 (en) 2001-03-21 2002-03-21 Apparatus and method for adaptive signal characterization and noise reduction in hearing aids and other audio devices

Publications (1)

Publication Number Publication Date
AU2002247575A1 true AU2002247575A1 (en) 2002-10-03

Family

ID=27735477

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002247575A Abandoned AU2002247575A1 (en) 2001-03-21 2002-03-21 Apparatus and method for adaptive signal characterization and noise reduction in hearing aids and other audio devices

Country Status (3)

Country Link
EP (1) EP1371263B1 (en)
AU (1) AU2002247575A1 (en)
WO (1) WO2002076148A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7489789B2 (en) 2004-03-02 2009-02-10 Oticon A/S Method for noise reduction in an audio device and hearing aid with means for reducing noise
WO2014035854A1 (en) 2012-08-27 2014-03-06 Med-El Elektromedizinische Geraete Gmbh Reduction of transient sounds in hearing implants
ITMI20130501A1 (en) 2013-04-03 2014-10-04 Luca Gubert Finsterle SOUND GENERATION SYSTEM WITH TWO CHANNELS AUDIO
US9498626B2 (en) 2013-12-11 2016-11-22 Med-El Elektromedizinische Geraete Gmbh Automatic selection of reduction or enhancement of transient sounds

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4025721A (en) * 1976-05-04 1977-05-24 Biocommunications Research Corporation Method of and means for adaptively filtering near-stationary noise from speech
US4185168A (en) * 1976-05-04 1980-01-22 Causey G Donald Method and means for adaptively filtering near-stationary noise from an information bearing signal
US4852175A (en) * 1988-02-03 1989-07-25 Siemens Hearing Instr Inc Hearing aid signal-processing system
FI97758C (en) * 1992-11-20 1997-02-10 Nokia Deutschland Gmbh Device for processing an audio signal
DE19703228B4 (en) * 1997-01-29 2006-08-03 Siemens Audiologische Technik Gmbh Method for amplifying input signals of a hearing aid and circuit for carrying out the method

Also Published As

Publication number Publication date
EP1371263A2 (en) 2003-12-17
EP1371263B1 (en) 2010-12-08
WO2002076148A3 (en) 2003-08-21
WO2002076148A2 (en) 2002-09-26

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase