FR2759824A1 - Systeme de separation de sources non stationnaires - Google Patents

Systeme de separation de sources non stationnaires Download PDF

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Publication number
FR2759824A1
FR2759824A1 FR9701881A FR9701881A FR2759824A1 FR 2759824 A1 FR2759824 A1 FR 2759824A1 FR 9701881 A FR9701881 A FR 9701881A FR 9701881 A FR9701881 A FR 9701881A FR 2759824 A1 FR2759824 A1 FR 2759824A1
Authority
FR
France
Prior art keywords
signals
estimates
separation
subset
coefficients
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.)
Withdrawn
Application number
FR9701881A
Other languages
English (en)
French (fr)
Inventor
Yannick Deville
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
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 Philips Electronics NV filed Critical Philips Electronics NV
Priority to FR9701881A priority Critical patent/FR2759824A1/fr
Priority to US09/018,979 priority patent/US5999956A/en
Priority to DE69816354T priority patent/DE69816354T2/de
Priority to EP98200391A priority patent/EP0860944B1/fr
Priority to JP10035601A priority patent/JPH10253385A/ja
Publication of FR2759824A1 publication Critical patent/FR2759824A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
    • G06F18/213—Feature extraction, e.g. by transforming the feature space; Summarisation; Mappings, e.g. subspace methods
    • G06F18/2134—Feature extraction, e.g. by transforming the feature space; Summarisation; Mappings, e.g. subspace methods based on separation criteria, e.g. independent component analysis
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • H03H21/0025—Particular filtering methods
    • H03H2021/0034—Blind source separation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Data Mining & Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Evolutionary Biology (AREA)
  • Evolutionary Computation (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
FR9701881A 1997-02-18 1997-02-18 Systeme de separation de sources non stationnaires Withdrawn FR2759824A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR9701881A FR2759824A1 (fr) 1997-02-18 1997-02-18 Systeme de separation de sources non stationnaires
US09/018,979 US5999956A (en) 1997-02-18 1998-02-05 Separation system for non-stationary sources
DE69816354T DE69816354T2 (de) 1997-02-18 1998-02-09 Trennvorrichtung für nicht-stationäre Quellen
EP98200391A EP0860944B1 (fr) 1997-02-18 1998-02-09 Système de séparation de sources non stationnaires.
JP10035601A JPH10253385A (ja) 1997-02-18 1998-02-18 非定常信号源に対する分離システム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9701881A FR2759824A1 (fr) 1997-02-18 1997-02-18 Systeme de separation de sources non stationnaires

Publications (1)

Publication Number Publication Date
FR2759824A1 true FR2759824A1 (fr) 1998-08-21

Family

ID=9503853

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9701881A Withdrawn FR2759824A1 (fr) 1997-02-18 1997-02-18 Systeme de separation de sources non stationnaires

Country Status (5)

Country Link
US (1) US5999956A (enExample)
EP (1) EP0860944B1 (enExample)
JP (1) JPH10253385A (enExample)
DE (1) DE69816354T2 (enExample)
FR (1) FR2759824A1 (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6016307A (en) 1996-10-31 2000-01-18 Connect One, Inc. Multi-protocol telecommunications routing optimization
US6473404B1 (en) 1998-11-24 2002-10-29 Connect One, Inc. Multi-protocol telecommunications routing optimization
US6335927B1 (en) 1996-11-18 2002-01-01 Mci Communications Corporation System and method for providing requested quality of service in a hybrid network
US6731625B1 (en) 1997-02-10 2004-05-04 Mci Communications Corporation System, method and article of manufacture for a call back architecture in a hybrid network with support for internet telephony
SE521024C2 (sv) * 1999-03-08 2003-09-23 Ericsson Telefon Ab L M Metod och anordning för att separera en blandning av källsignaler
JP2001053654A (ja) * 1999-08-16 2001-02-23 Matsushita Electric Ind Co Ltd 信号分離装置、信号分離方法及び記録媒体
US6654719B1 (en) * 2000-03-14 2003-11-25 Lucent Technologies Inc. Method and system for blind separation of independent source signals
JP3725418B2 (ja) * 2000-11-01 2005-12-14 インターナショナル・ビジネス・マシーンズ・コーポレーション 複数信号が混合される画像データから多次元信号を復元する信号分離方法、画像処理装置および記憶媒体
JP4028680B2 (ja) * 2000-11-01 2007-12-26 インターナショナル・ビジネス・マシーンズ・コーポレーション 観測データから原信号を復元する信号分離方法、信号処理装置、モバイル端末装置、および記憶媒体
WO2004053839A1 (en) * 2002-12-11 2004-06-24 Softmax, Inc. System and method for speech processing using independent component analysis under stability constraints
US6954530B2 (en) * 2003-07-09 2005-10-11 Utah State University Echo cancellation filter
US7099821B2 (en) * 2003-09-12 2006-08-29 Softmax, Inc. Separation of target acoustic signals in a multi-transducer arrangement
DE102004053790A1 (de) * 2004-11-08 2006-05-18 Siemens Audiologische Technik Gmbh Verfahren zur Erzeugung von Stereosignalen für getrennte Quellen und entsprechendes Akustiksystem
US7464029B2 (en) * 2005-07-22 2008-12-09 Qualcomm Incorporated Robust separation of speech signals in a noisy environment
US8898056B2 (en) * 2006-03-01 2014-11-25 Qualcomm Incorporated System and method for generating a separated signal by reordering frequency components
US8160273B2 (en) * 2007-02-26 2012-04-17 Erik Visser Systems, methods, and apparatus for signal separation using data driven techniques
KR20090123921A (ko) * 2007-02-26 2009-12-02 퀄컴 인코포레이티드 신호 분리를 위한 시스템, 방법 및 장치
US8175291B2 (en) * 2007-12-19 2012-05-08 Qualcomm Incorporated Systems, methods, and apparatus for multi-microphone based speech enhancement
US8321214B2 (en) * 2008-06-02 2012-11-27 Qualcomm Incorporated Systems, methods, and apparatus for multichannel signal amplitude balancing
JP5544110B2 (ja) * 2009-03-31 2014-07-09 鹿島建設株式会社 参照信号加工装置、参照信号加工装置を有する能動騒音制御装置及び能動騒音制御システム
WO2011040549A1 (ja) * 2009-10-01 2011-04-07 日本電気株式会社 信号処理方法、信号処理装置、及び信号処理プログラム
US9357307B2 (en) 2011-02-10 2016-05-31 Dolby Laboratories Licensing Corporation Multi-channel wind noise suppression system and method
US9966088B2 (en) 2011-09-23 2018-05-08 Adobe Systems Incorporated Online source separation

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0565479A1 (en) * 1992-04-10 1993-10-13 Ramot University Authority For Applied Research & Industrial Development Ltd. Multi-channel signal separation using cross-polyspectra

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3696203A (en) * 1970-06-03 1972-10-03 Philco Ford Corp Adaptive modem receiver
US5293405A (en) * 1991-10-31 1994-03-08 International Business Machines Corp. Adaptive equalization and regeneration system
US5652541A (en) * 1993-11-23 1997-07-29 Motorola, Inc. Data demodulator employing decision feedback for reference parameter recovery and method used therin

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0565479A1 (en) * 1992-04-10 1993-10-13 Ramot University Authority For Applied Research & Industrial Development Ltd. Multi-channel signal separation using cross-polyspectra

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NAJAR M ET AL: "BLIND WIDEBAND SOURCE SEPARATION", PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AN SIGNAL PROCESSING (ICASSP), S. STATISTICAL SIGNAL AND ARRAY PROCESSING ADELAIDE, APR. 19 - 22, 1994, vol. 4, 19 April 1994 (1994-04-19), INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS, pages IV-65 - IV-68, XP000530548 *

Also Published As

Publication number Publication date
EP0860944B1 (fr) 2003-07-16
DE69816354T2 (de) 2004-05-27
US5999956A (en) 1999-12-07
DE69816354D1 (de) 2003-08-21
JPH10253385A (ja) 1998-09-25
EP0860944A1 (fr) 1998-08-26

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