ATE242588T1 - Hörgerät mit adaptiver anpassung von mikrofonen - Google Patents

Hörgerät mit adaptiver anpassung von mikrofonen

Info

Publication number
ATE242588T1
ATE242588T1 AT99940131T AT99940131T ATE242588T1 AT E242588 T1 ATE242588 T1 AT E242588T1 AT 99940131 T AT99940131 T AT 99940131T AT 99940131 T AT99940131 T AT 99940131T AT E242588 T1 ATE242588 T1 AT E242588T1
Authority
AT
Austria
Prior art keywords
hearing aid
microphones
phase matching
matching circuit
adaptive phase
Prior art date
Application number
AT99940131T
Other languages
English (en)
Inventor
Lars Baekgaard Jensen
Original Assignee
Widex 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 Widex As filed Critical Widex As
Application granted granted Critical
Publication of ATE242588T1 publication Critical patent/ATE242588T1/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
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/004—Monitoring arrangements; Testing arrangements for microphones
    • H04R29/005—Microphone arrays
    • H04R29/006—Microphone matching
    • 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
    • H04R25/40—Arrangements for obtaining a desired directivity characteristic
    • H04R25/407—Circuits for combining signals of a plurality of transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
    • H04R2201/403—Linear arrays of transducers
    • 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
    • H04R25/50—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)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Neurosurgery (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
AT99940131T 1999-08-03 1999-08-03 Hörgerät mit adaptiver anpassung von mikrofonen ATE242588T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP1999/005621 WO2001010169A1 (en) 1999-08-03 1999-08-03 Hearing aid with adaptive matching of microphones

Publications (1)

Publication Number Publication Date
ATE242588T1 true ATE242588T1 (de) 2003-06-15

Family

ID=8167391

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99940131T ATE242588T1 (de) 1999-08-03 1999-08-03 Hörgerät mit adaptiver anpassung von mikrofonen

Country Status (9)

Country Link
US (1) US6272229B1 (de)
EP (1) EP1198974B1 (de)
JP (1) JP4523212B2 (de)
AT (1) ATE242588T1 (de)
AU (1) AU763363B2 (de)
CA (1) CA2380396C (de)
DE (1) DE69908662T2 (de)
DK (1) DK1198974T3 (de)
WO (1) WO2001010169A1 (de)

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DE60125553T2 (de) * 2000-05-10 2007-10-04 The Board Of Trustees For The University Of Illinois, Urbana Verfahren zur interferenzunterdrückung
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ATE318062T1 (de) * 2001-04-18 2006-03-15 Gennum Corp Mehrkanal hörgerät mit übertragungsmöglichkeiten zwischen den kanälen
EP1251355B1 (de) * 2001-04-18 2007-12-05 Gennum Corporation Digitaler Quasi-Mittelwertdetektor
WO2002085066A1 (en) * 2001-04-18 2002-10-24 Widex A/S Directional controller and a method of controlling a hearing aid
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DE60113732T2 (de) 2001-05-23 2006-06-29 Phonak Ag Verfahren zur erzeugung eines elektrischen ausgangssignals und akustisch/elektrisches wandlungssystem
US7274794B1 (en) * 2001-08-10 2007-09-25 Sonic Innovations, Inc. Sound processing system including forward filter that exhibits arbitrary directivity and gradient response in single wave sound environment
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US7512448B2 (en) 2003-01-10 2009-03-31 Phonak Ag Electrode placement for wireless intrabody communication between components of a hearing system
DE10310580A1 (de) * 2003-03-11 2004-10-07 Siemens Audiologische Technik Gmbh Vorrichtung und Verfahren zur Adaption von Hörgerätemikrofonen
DE10310579B4 (de) * 2003-03-11 2005-06-16 Siemens Audiologische Technik Gmbh Automatischer Mikrofonabgleich bei einem Richtmikrofonsystem mit wenigstens drei Mikrofonen
US20040202332A1 (en) * 2003-03-20 2004-10-14 Yoshihisa Murohashi Sound-field setting system
US7076072B2 (en) * 2003-04-09 2006-07-11 Board Of Trustees For The University Of Illinois Systems and methods for interference-suppression with directional sensing patterns
US7945064B2 (en) * 2003-04-09 2011-05-17 Board Of Trustees Of The University Of Illinois Intrabody communication with ultrasound
ATE420539T1 (de) 2003-05-13 2009-01-15 Harman Becker Automotive Sys Verfahren und system zur adaptiven kompensation von mikrofonungleichheiten
DE10327890A1 (de) 2003-06-20 2005-01-20 Siemens Audiologische Technik Gmbh Verfahren zum Betrieb eines Hörhilfegerätes sowie Hörhilfegerät mit einem Mikrofonsystem, bei dem unterschiedliche Richtcharakteristiken einstellbar sind
DE10331956C5 (de) 2003-07-16 2010-11-18 Siemens Audiologische Technik Gmbh Hörhilfegerät sowie Verfahren zum Betrieb eines Hörhilfegerätes mit einem Mikrofonsystem, bei dem unterschiedliche Richtcharakteistiken einstellbar sind
ATE402586T1 (de) * 2003-09-19 2008-08-15 Widex As Verfahren zur steuerung der richtcharakteristik eines hörgeräts und signalverarbeitungsvorrichtung für ein hörgerät mit steuerbarer richtcharakteristik
US8331582B2 (en) * 2003-12-01 2012-12-11 Wolfson Dynamic Hearing Pty Ltd Method and apparatus for producing adaptive directional signals
DE102004010867B3 (de) 2004-03-05 2005-08-18 Siemens Audiologische Technik Gmbh Verfahren und Vorrichtung zum Anpassen der Phasen von Mikrofonen eines Hörgeräterichtmikrofons
US7688985B2 (en) * 2004-04-30 2010-03-30 Phonak Ag Automatic microphone matching
DK200401280A (da) * 2004-08-24 2006-02-25 Oticon As Lavfrekvens fase matchning til mikrofoner
DE602004015987D1 (de) 2004-09-23 2008-10-02 Harman Becker Automotive Sys Mehrkanalige adaptive Sprachsignalverarbeitung mit Rauschunterdrückung
WO2006042540A1 (en) * 2004-10-19 2006-04-27 Widex A/S System and method for adaptive microphone matching in a hearing aid
DE102005037895B3 (de) * 2005-08-10 2007-03-29 Siemens Audiologische Technik Gmbh Hörvorrichtung und Verfahren zum Bestimmen einer Information über eine Raumakustik
US7619563B2 (en) 2005-08-26 2009-11-17 Step Communications Corporation Beam former using phase difference enhancement
US7415372B2 (en) 2005-08-26 2008-08-19 Step Communications Corporation Method and apparatus for improving noise discrimination in multiple sensor pairs
US20070047743A1 (en) * 2005-08-26 2007-03-01 Step Communications Corporation, A Nevada Corporation Method and apparatus for improving noise discrimination using enhanced phase difference value
US7472041B2 (en) 2005-08-26 2008-12-30 Step Communications Corporation Method and apparatus for accommodating device and/or signal mismatch in a sensor array
US20070050441A1 (en) * 2005-08-26 2007-03-01 Step Communications Corporation,A Nevada Corporati Method and apparatus for improving noise discrimination using attenuation factor
DE102005043348A1 (de) * 2005-09-12 2006-12-28 Siemens Audiologische Technik Gmbh Schaltungsvorrichtung zum Betrieb eines Hörgeräts mit zeitadaptivem Verhalten und entsprechendes Verfahren
CA2624373C (en) 2005-10-11 2012-05-08 Widex A/S A hearing aid and a method of processing input signals in a hearing aid
ATE511322T1 (de) * 2006-03-03 2011-06-15 Widex As Hörgerät und verfahren zur verwendung von verstärkungsbegrenzung in einem hörgerät
ATE450987T1 (de) * 2006-06-23 2009-12-15 Gn Resound As Hörinstrument mit adaptiver richtsignalverarbeitung
US20080152167A1 (en) * 2006-12-22 2008-06-26 Step Communications Corporation Near-field vector signal enhancement
EP2475192A3 (de) * 2007-12-11 2015-04-01 Bernafon AG Hörgerätsystem mit einem angepassten Filter und Messverfahren
US8724829B2 (en) * 2008-10-24 2014-05-13 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for coherence detection
US8351617B2 (en) * 2009-01-13 2013-01-08 Fortemedia, Inc. Method for phase mismatch calibration for an array microphone and phase calibration module for the same
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US8620672B2 (en) * 2009-06-09 2013-12-31 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for phase-based processing of multichannel signal
US8515093B2 (en) 2009-10-09 2013-08-20 National Acquisition Sub, Inc. Input signal mismatch compensation system
DK2360943T3 (da) 2009-12-29 2013-07-01 Gn Resound As Beamforming i høreapparater
US8588441B2 (en) * 2010-01-29 2013-11-19 Phonak Ag Method for adaptively matching microphones of a hearing system as well as a hearing system
US8705781B2 (en) * 2011-11-04 2014-04-22 Cochlear Limited Optimal spatial filtering in the presence of wind in a hearing prosthesis
US20140363001A1 (en) * 2013-06-06 2014-12-11 Fortemedia, Inc. Method for calibrating performance of small array microphones
US10091579B2 (en) * 2014-05-29 2018-10-02 Cirrus Logic, Inc. Microphone mixing for wind noise reduction
US10080084B2 (en) 2015-12-18 2018-09-18 Cirrus Logic, Inc. Digital correcting network for microelectromechanical systems microphone
US10149072B2 (en) * 2016-09-28 2018-12-04 Cochlear Limited Binaural cue preservation in a bilateral system
CN106658296A (zh) * 2017-01-22 2017-05-10 北京快鱼电子股份公司 一种拾音装置
US11070907B2 (en) 2019-04-25 2021-07-20 Khaled Shami Signal matching method and device
DE102020200553B3 (de) * 2020-01-17 2021-05-12 Sivantos Pte. Ltd. Verfahren zur Abstimmung der jeweiligen Phasengänge eines ersten Mikrofones und eines zweiten Mikrofons
US11696083B2 (en) 2020-10-21 2023-07-04 Mh Acoustics, Llc In-situ calibration of microphone arrays

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Also Published As

Publication number Publication date
EP1198974B1 (de) 2003-06-04
DK1198974T3 (da) 2003-06-23
AU763363B2 (en) 2003-07-17
DE69908662D1 (de) 2003-07-10
CA2380396A1 (en) 2001-02-08
US6272229B1 (en) 2001-08-07
AU5418999A (en) 2001-02-19
JP2003506937A (ja) 2003-02-18
JP4523212B2 (ja) 2010-08-11
DE69908662T2 (de) 2004-05-13
WO2001010169A1 (en) 2001-02-08
CA2380396C (en) 2003-05-20
EP1198974A1 (de) 2002-04-24

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Legal Events

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