DE60325699D1 - Verfahren und System zur adaptiven Kompensation von Mikrofonungleichheiten - Google Patents

Verfahren und System zur adaptiven Kompensation von Mikrofonungleichheiten

Info

Publication number
DE60325699D1
DE60325699D1 DE60325699T DE60325699T DE60325699D1 DE 60325699 D1 DE60325699 D1 DE 60325699D1 DE 60325699 T DE60325699 T DE 60325699T DE 60325699 T DE60325699 T DE 60325699T DE 60325699 D1 DE60325699 D1 DE 60325699D1
Authority
DE
Germany
Prior art keywords
microphone
inequalities
adaptive compensation
microphone signals
uniformities
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.)
Expired - Lifetime
Application number
DE60325699T
Other languages
English (en)
Inventor
Markus Buck
Tim Haulick
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.)
Harman Becker Automotive Systems GmbH
Original Assignee
Harman Becker Automotive Systems GmbH
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 Harman Becker Automotive Systems GmbH filed Critical Harman Becker Automotive Systems GmbH
Application granted granted Critical
Publication of DE60325699D1 publication Critical patent/DE60325699D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • 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
    • H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic
    • H04R2430/25—Array processing for suppression of unwanted side-lobes in directivity characteristics, e.g. a blocking matrix

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)
  • Circuit For Audible Band Transducer (AREA)
DE60325699T 2003-05-13 2003-05-13 Verfahren und System zur adaptiven Kompensation von Mikrofonungleichheiten Expired - Lifetime DE60325699D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03009852A EP1478208B1 (de) 2003-05-13 2003-05-13 Verfahren und System zur adaptiven Kompensation von Mikrofonungleichheiten

Publications (1)

Publication Number Publication Date
DE60325699D1 true DE60325699D1 (de) 2009-02-26

Family

ID=33016843

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60325699T Expired - Lifetime DE60325699D1 (de) 2003-05-13 2003-05-13 Verfahren und System zur adaptiven Kompensation von Mikrofonungleichheiten

Country Status (5)

Country Link
US (2) US8064617B2 (de)
EP (2) EP1478208B1 (de)
AT (2) ATE420539T1 (de)
DE (1) DE60325699D1 (de)
WO (1) WO2004103013A2 (de)

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US9066186B2 (en) 2003-01-30 2015-06-23 Aliphcom Light-based detection for acoustic applications
US9099094B2 (en) 2003-03-27 2015-08-04 Aliphcom Microphone array with rear venting
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US7864968B2 (en) * 2006-09-25 2011-01-04 Advanced Bionics, Llc Auditory front end customization
US8005238B2 (en) * 2007-03-22 2011-08-23 Microsoft Corporation Robust adaptive beamforming with enhanced noise suppression
US8005237B2 (en) * 2007-05-17 2011-08-23 Microsoft Corp. Sensor array beamformer post-processor
US8855330B2 (en) * 2007-08-22 2014-10-07 Dolby Laboratories Licensing Corporation Automated sensor signal matching
US8731211B2 (en) * 2008-06-13 2014-05-20 Aliphcom Calibrated dual omnidirectional microphone array (DOMA)
US8699721B2 (en) * 2008-06-13 2014-04-15 Aliphcom Calibrating a dual omnidirectional microphone array (DOMA)
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
EP2550812A4 (de) 2010-03-22 2013-10-09 Aliph Inc Röhrenkalibrierung für omnidirektionale mikrophone
CN203435146U (zh) 2010-08-12 2014-02-12 艾利佛有限公司 带有夹具***的校准***
US9241228B2 (en) * 2011-12-29 2016-01-19 Stmicroelectronics Asia Pacific Pte. Ltd. Adaptive self-calibration of small microphone array by soundfield approximation and frequency domain magnitude equalization
US9781531B2 (en) 2012-11-26 2017-10-03 Mediatek Inc. Microphone system and related calibration control method and calibration control module
US9595997B1 (en) * 2013-01-02 2017-03-14 Amazon Technologies, Inc. Adaption-based reduction of echo and noise
US9258661B2 (en) * 2013-05-16 2016-02-09 Qualcomm Incorporated Automated gain matching for multiple microphones
US9565497B2 (en) 2013-08-01 2017-02-07 Caavo Inc. Enhancing audio using a mobile device
US9978387B1 (en) * 2013-08-05 2018-05-22 Amazon Technologies, Inc. Reference signal generation for acoustic echo cancellation
US9706299B2 (en) * 2014-03-13 2017-07-11 GM Global Technology Operations LLC Processing of audio received at a plurality of microphones within a vehicle
US9674626B1 (en) * 2014-08-07 2017-06-06 Cirrus Logic, Inc. Apparatus and method for measuring relative frequency response of audio device microphones
DK3278575T3 (da) * 2015-04-02 2021-08-16 Sivantos Pte Ltd Høreindretning
US9554207B2 (en) 2015-04-30 2017-01-24 Shure Acquisition Holdings, Inc. Offset cartridge microphones
US9565493B2 (en) 2015-04-30 2017-02-07 Shure Acquisition Holdings, Inc. Array microphone system and method of assembling the same
GB2549922A (en) * 2016-01-27 2017-11-08 Nokia Technologies Oy Apparatus, methods and computer computer programs for encoding and decoding audio signals
US20170366897A1 (en) * 2016-06-15 2017-12-21 Robert Azarewicz Microphone board for far field automatic speech recognition
CN106454673B (zh) * 2016-09-05 2019-01-22 广东顺德中山大学卡内基梅隆大学国际联合研究院 基于rls算法的麦克风阵列输出信号自适应校准方法
US10367948B2 (en) 2017-01-13 2019-07-30 Shure Acquisition Holdings, Inc. Post-mixing acoustic echo cancellation systems and methods
DE102017223496B4 (de) * 2017-12-21 2021-05-20 Infineon Technologies Ag Verarbeitungseinrichtung, ein mobiles gerät mit der verarbeitungseinrichtung und ein verfahren zur kalibrierung einer schaltungsanordnung
US11523212B2 (en) 2018-06-01 2022-12-06 Shure Acquisition Holdings, Inc. Pattern-forming microphone array
US11297423B2 (en) 2018-06-15 2022-04-05 Shure Acquisition Holdings, Inc. Endfire linear array microphone
CN109068255B (zh) * 2018-08-24 2021-03-30 歌尔股份有限公司 耳机调节方法、耳机调节装置和耳机
US11310596B2 (en) 2018-09-20 2022-04-19 Shure Acquisition Holdings, Inc. Adjustable lobe shape for array microphones
WO2020191354A1 (en) 2019-03-21 2020-09-24 Shure Acquisition Holdings, Inc. Housings and associated design features for ceiling array microphones
US11558693B2 (en) 2019-03-21 2023-01-17 Shure Acquisition Holdings, Inc. Auto focus, auto focus within regions, and auto placement of beamformed microphone lobes with inhibition and voice activity detection functionality
US11438691B2 (en) 2019-03-21 2022-09-06 Shure Acquisition Holdings, Inc. Auto focus, auto focus within regions, and auto placement of beamformed microphone lobes with inhibition functionality
TW202101422A (zh) 2019-05-23 2021-01-01 美商舒爾獲得控股公司 可操縱揚聲器陣列、系統及其方法
EP3977449A1 (de) 2019-05-31 2022-04-06 Shure Acquisition Holdings, Inc. Mit sprach- und rauschaktivitätsdetektion integrierter automatischer mischer mit niedriger latenz
WO2021003334A1 (en) 2019-07-03 2021-01-07 The Board Of Trustees Of The University Of Illinois Separating space-time signals with moving and asynchronous arrays
US11297426B2 (en) 2019-08-23 2022-04-05 Shure Acquisition Holdings, Inc. One-dimensional array microphone with improved directivity
DE102019124533A1 (de) * 2019-09-12 2021-03-18 iSEMcon GmbH Mikrofon
US11552611B2 (en) 2020-02-07 2023-01-10 Shure Acquisition Holdings, Inc. System and method for automatic adjustment of reference gain
CN111417053B (zh) * 2020-03-10 2023-07-25 北京小米松果电子有限公司 拾音音量控制方法、装置以及存储介质
USD944776S1 (en) 2020-05-05 2022-03-01 Shure Acquisition Holdings, Inc. Audio device
WO2021243368A2 (en) 2020-05-29 2021-12-02 Shure Acquisition Holdings, Inc. Transducer steering and configuration systems and methods using a local positioning system
CN113963709A (zh) * 2020-07-03 2022-01-21 哈曼国际工业有限公司 用于补偿麦克风的频率响应的方法及***
US11696083B2 (en) * 2020-10-21 2023-07-04 Mh Acoustics, Llc In-situ calibration of microphone arrays
CN116918351A (zh) 2021-01-28 2023-10-20 舒尔获得控股公司 混合音频波束成形***
CN113068111B (zh) * 2021-06-03 2021-09-24 深圳市创成微电子有限公司 一种麦克风及麦克风校准方法、***

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DE19934724A1 (de) * 1999-03-19 2001-04-19 Siemens Ag Verfahren und Einrichtung zum Aufnehmen und Bearbeiten von Audiosignalen in einer störschallerfüllten Umgebung
JP2002540696A (ja) * 1999-03-19 2002-11-26 シーメンス アクチエンゲゼルシヤフト ノイズ音響に満ちた環境でのオーディオ信号の受信と処理のための方法
EP1198974B1 (de) * 1999-08-03 2003-06-04 Widex A/S Hörgerät mit adaptiver anpassung von mikrofonen

Also Published As

Publication number Publication date
US8064617B2 (en) 2011-11-22
EP1637007B1 (de) 2012-02-01
WO2004103013A2 (en) 2004-11-25
WO2004103013A3 (en) 2006-08-17
EP1637007A2 (de) 2006-03-22
EP1478208A1 (de) 2004-11-17
ATE420539T1 (de) 2009-01-15
EP1478208B1 (de) 2009-01-07
ATE544299T1 (de) 2012-02-15
US20060147054A1 (en) 2006-07-06
US20120106749A1 (en) 2012-05-03
US8660275B2 (en) 2014-02-25

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