DE69420705T2 - System und vorrichtung zur rauschunterdrückung sowie mobilfunkgerät - Google Patents

System und vorrichtung zur rauschunterdrückung sowie mobilfunkgerät

Info

Publication number
DE69420705T2
DE69420705T2 DE69420705T DE69420705T DE69420705T2 DE 69420705 T2 DE69420705 T2 DE 69420705T2 DE 69420705 T DE69420705 T DE 69420705T DE 69420705 T DE69420705 T DE 69420705T DE 69420705 T2 DE69420705 T2 DE 69420705T2
Authority
DE
Germany
Prior art keywords
noise reduction
mobile radio
radio
mobile
noise
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 - Fee Related
Application number
DE69420705T
Other languages
English (en)
Other versions
DE69420705D1 (de
Inventor
Cornelis Janse
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69420705D1 publication Critical patent/DE69420705D1/de
Publication of DE69420705T2 publication Critical patent/DE69420705T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
    • G10L2021/02166—Microphone arrays; Beamforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Noise Elimination (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
DE69420705T 1993-12-06 1994-12-01 System und vorrichtung zur rauschunterdrückung sowie mobilfunkgerät Expired - Fee Related DE69420705T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP93203421 1993-12-06
PCT/IB1994/000377 WO1995016259A1 (en) 1993-12-06 1994-12-01 A noise reduction system and device, and a mobile radio station

Publications (2)

Publication Number Publication Date
DE69420705D1 DE69420705D1 (de) 1999-10-21
DE69420705T2 true DE69420705T2 (de) 2000-07-06

Family

ID=8214198

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69420705T Expired - Fee Related DE69420705T2 (de) 1993-12-06 1994-12-01 System und vorrichtung zur rauschunterdrückung sowie mobilfunkgerät

Country Status (7)

Country Link
US (1) US5610991A (de)
EP (1) EP0682801B1 (de)
JP (1) JP3565226B2 (de)
KR (1) KR100316116B1 (de)
DE (1) DE69420705T2 (de)
SG (1) SG49334A1 (de)
WO (1) WO1995016259A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10137348A1 (de) * 2001-07-31 2003-02-20 Alcatel Sa Verfahren und Schaltungsanordnung zur Geräuschreduktion bei der Sprachübertragung in Kommunikationssystemen

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US5737433A (en) * 1996-01-16 1998-04-07 Gardner; William A. Sound environment control apparatus
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US6072881A (en) * 1996-07-08 2000-06-06 Chiefs Voice Incorporated Microphone noise rejection system
DE19629132A1 (de) * 1996-07-19 1998-01-22 Daimler Benz Ag Verfahren zur Verringerung von Störungen eines Sprachsignals
JP3266819B2 (ja) * 1996-07-30 2002-03-18 株式会社エイ・ティ・アール人間情報通信研究所 周期信号変換方法、音変換方法および信号分析方法
WO1998030062A2 (fr) * 1996-12-25 1998-07-09 Kondratiev Andrei Valentinovic Procede de conversion de signaux electriques en ondes sonores et dispositif de mise en oeuvre de ce procede
WO1999006941A2 (en) * 1997-07-31 1999-02-11 University Of California, Berkeley Apparatus and methods for image and signal processing
DE19747885B4 (de) * 1997-10-30 2009-04-23 Harman Becker Automotive Systems Gmbh Verfahren zur Reduktion von Störungen akustischer Signale mittels der adaptiven Filter-Methode der spektralen Subtraktion
US6192134B1 (en) * 1997-11-20 2001-02-20 Conexant Systems, Inc. System and method for a monolithic directional microphone array
FR2771542B1 (fr) * 1997-11-21 2000-02-11 Sextant Avionique Procede de filtrage frequentiel applique au debruitage de signaux sonores mettant en oeuvre un filtre de wiener
US7146012B1 (en) * 1997-11-22 2006-12-05 Koninklijke Philips Electronics N.V. Audio processing arrangement with multiple sources
US6415253B1 (en) * 1998-02-20 2002-07-02 Meta-C Corporation Method and apparatus for enhancing noise-corrupted speech
EP0992978A4 (de) * 1998-03-30 2002-01-16 Mitsubishi Electric Corp Geräuschverminderungsvorrichtung und geräuschverminderungsverfahren
US6549586B2 (en) 1999-04-12 2003-04-15 Telefonaktiebolaget L M Ericsson System and method for dual microphone signal noise reduction using spectral subtraction
US7209567B1 (en) 1998-07-09 2007-04-24 Purdue Research Foundation Communication system with adaptive noise suppression
DE69932626T2 (de) * 1998-11-13 2007-10-25 Bitwave Pte Ltd. Signalverarbeitungsvorrichtung und verfahren
KR20000033530A (ko) * 1998-11-24 2000-06-15 김영환 음성 구간 검출과 스펙트럼 차감법을 이용한 차량 잡음제거방법
AU2408500A (en) * 1999-01-07 2000-07-24 Tellabs Operations, Inc. Method and apparatus for adaptively suppressing noise
US6463414B1 (en) * 1999-04-12 2002-10-08 Conexant Systems, Inc. Conference bridge processing of speech in a packet network environment
DE19955156A1 (de) * 1999-11-17 2001-06-21 Univ Karlsruhe Verfahren und Vorrichtung zur Unterdrückung eines Störsignalanteils im Ausgangssignal eines Schallwandlermittels
WO2002061732A1 (en) * 2001-01-30 2002-08-08 Thomson Licensing S.A. Geometric source separation signal processing technique
US7617099B2 (en) * 2001-02-12 2009-11-10 FortMedia Inc. Noise suppression by two-channel tandem spectrum modification for speech signal in an automobile
US7206418B2 (en) * 2001-02-12 2007-04-17 Fortemedia, Inc. Noise suppression for a wireless communication device
KR100413797B1 (ko) * 2001-08-23 2003-12-31 삼성전자주식회사 음성 신호 보상 방법 및 그 장치
US6952460B1 (en) * 2001-09-26 2005-10-04 L-3 Communications Corporation Efficient space-time adaptive processing (STAP) filter for global positioning system (GPS) receivers
US7171008B2 (en) 2002-02-05 2007-01-30 Mh Acoustics, Llc Reducing noise in audio systems
US8942387B2 (en) 2002-02-05 2015-01-27 Mh Acoustics Llc Noise-reducing directional microphone array
US8098844B2 (en) * 2002-02-05 2012-01-17 Mh Acoustics, Llc Dual-microphone spatial noise suppression
KR100446626B1 (ko) * 2002-03-28 2004-09-04 삼성전자주식회사 음성신호에서 잡음을 제거하는 방법 및 장치
KR20040014688A (ko) * 2002-08-10 2004-02-18 주식회사 엑스텔테크놀러지 음성통신 단말기의 잡음제거장치 및 그 방법
AU2002330832A1 (en) * 2002-08-28 2004-04-23 Agency For Science Technology And Research Receiver having a signal reconstructing section for noise reduction, system and method thereof
US7092529B2 (en) * 2002-11-01 2006-08-15 Nanyang Technological University Adaptive control system for noise cancellation
US6874796B2 (en) * 2002-12-04 2005-04-05 George A. Mercurio Sulky with buck-bar
US7039200B2 (en) * 2003-03-31 2006-05-02 Microsoft Corporation System and process for time delay estimation in the presence of correlated noise and reverberation
US20060184361A1 (en) * 2003-04-08 2006-08-17 Markus Lieb Method and apparatus for reducing an interference noise signal fraction in a microphone signal
CN101023610B (zh) 2004-08-03 2012-08-22 新加坡科技研究局 用于接收信号的方法以及接收器
KR100636048B1 (ko) * 2004-10-28 2006-10-20 한국과학기술연구원 주변 소음에 따라 주파수 특성이 변화된 신호음을발생시키는 이동단말기 및 방법
US20060133621A1 (en) * 2004-12-22 2006-06-22 Broadcom Corporation Wireless telephone having multiple microphones
US20060147063A1 (en) * 2004-12-22 2006-07-06 Broadcom Corporation Echo cancellation in telephones with multiple microphones
US20070116300A1 (en) * 2004-12-22 2007-05-24 Broadcom Corporation Channel decoding for wireless telephones with multiple microphones and multiple description transmission
US8509703B2 (en) * 2004-12-22 2013-08-13 Broadcom Corporation Wireless telephone with multiple microphones and multiple description transmission
US7983720B2 (en) * 2004-12-22 2011-07-19 Broadcom Corporation Wireless telephone with adaptive microphone array
KR20070078171A (ko) * 2006-01-26 2007-07-31 삼성전자주식회사 신호대 잡음비에 의한 억제 정도 조절을 이용한 잡음 제거장치 및 그 방법
US7877255B2 (en) * 2006-03-31 2011-01-25 Voice Signal Technologies, Inc. Speech recognition using channel verification
DE602006006664D1 (de) * 2006-07-10 2009-06-18 Harman Becker Automotive Sys Reduzierung von Hintergrundrauschen in Freisprechsystemen
US8428661B2 (en) * 2007-10-30 2013-04-23 Broadcom Corporation Speech intelligibility in telephones with multiple microphones
US9392360B2 (en) 2007-12-11 2016-07-12 Andrea Electronics Corporation Steerable sensor array system with video input
WO2009076523A1 (en) * 2007-12-11 2009-06-18 Andrea Electronics Corporation Adaptive filtering in a sensor array system
KR101475864B1 (ko) * 2008-11-13 2014-12-23 삼성전자 주식회사 잡음 제거 장치 및 잡음 제거 방법
BR112012011340B1 (pt) 2009-10-21 2020-02-11 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V Reverberador e método para a reverberação de um sinal de áudio
CN101740036B (zh) * 2009-12-14 2012-07-04 华为终端有限公司 通话音量自动调节方法及装置
US9435873B2 (en) 2011-07-14 2016-09-06 Microsoft Technology Licensing, Llc Sound source localization using phase spectrum
DE102011086728B4 (de) * 2011-11-21 2014-06-05 Siemens Medical Instruments Pte. Ltd. Hörvorrichtung mit einer Einrichtung zum Verringern eines Mikrofonrauschens und Verfahren zum Verringern eines Mikrofonrauschens
JP6635674B2 (ja) * 2015-05-11 2020-01-29 キヤノン株式会社 計測装置、計測方法およびプログラム
CN105472137A (zh) * 2015-11-19 2016-04-06 广东小天才科技有限公司 一种调整通话音量的方法及装置
US11696083B2 (en) 2020-10-21 2023-07-04 Mh Acoustics, Llc In-situ calibration of microphone arrays

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10137348A1 (de) * 2001-07-31 2003-02-20 Alcatel Sa Verfahren und Schaltungsanordnung zur Geräuschreduktion bei der Sprachübertragung in Kommunikationssystemen

Also Published As

Publication number Publication date
KR100316116B1 (ko) 2002-02-28
EP0682801B1 (de) 1999-09-15
EP0682801A1 (de) 1995-11-22
JPH08506667A (ja) 1996-07-16
WO1995016259A1 (en) 1995-06-15
KR960701427A (ko) 1996-02-24
DE69420705D1 (de) 1999-10-21
SG49334A1 (en) 1998-05-18
JP3565226B2 (ja) 2004-09-15
US5610991A (en) 1997-03-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee