MXPA03006668A - Tecnica de procesamiento de senal de separacion de fuente geometrica. - Google Patents

Tecnica de procesamiento de senal de separacion de fuente geometrica.

Info

Publication number
MXPA03006668A
MXPA03006668A MXPA03006668A MXPA03006668A MXPA03006668A MX PA03006668 A MXPA03006668 A MX PA03006668A MX PA03006668 A MXPA03006668 A MX PA03006668A MX PA03006668 A MXPA03006668 A MX PA03006668A MX PA03006668 A MXPA03006668 A MX PA03006668A
Authority
MX
Mexico
Prior art keywords
signal processing
processing technique
source separation
separation signal
geometric source
Prior art date
Application number
MXPA03006668A
Other languages
English (en)
Inventor
Lucas Cristobal Parra
Original Assignee
Thomson Licensing Sa
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 Thomson Licensing Sa filed Critical Thomson Licensing Sa
Publication of MXPA03006668A publication Critical patent/MXPA03006668A/es

Links

Classifications

    • 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
    • H03H21/0027—Particular filtering methods filtering in the frequency domain
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • 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
    • G10L21/0272—Voice signal separating
    • 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
    • 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
    • H03H2021/0036—Blind source separation of convolutive mixtures

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Data Mining & Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Computational Linguistics (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Evolutionary Computation (AREA)
  • Evolutionary Biology (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Artificial Intelligence (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
MXPA03006668A 2001-01-30 2002-01-17 Tecnica de procesamiento de senal de separacion de fuente geometrica. MXPA03006668A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US26492401P 2001-01-30 2001-01-30
PCT/US2002/001113 WO2002061732A1 (en) 2001-01-30 2002-01-17 Geometric source separation signal processing technique

Publications (1)

Publication Number Publication Date
MXPA03006668A true MXPA03006668A (es) 2003-10-24

Family

ID=23008204

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA03006668A MXPA03006668A (es) 2001-01-30 2002-01-17 Tecnica de procesamiento de senal de separacion de fuente geometrica.

Country Status (8)

Country Link
US (1) US7917336B2 (es)
EP (1) EP1371058B1 (es)
JP (1) JP4031988B2 (es)
KR (1) KR100878992B1 (es)
CN (1) CN1830026B (es)
DE (1) DE60203379T2 (es)
MX (1) MXPA03006668A (es)
WO (1) WO2002061732A1 (es)

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EP1570464A4 (en) * 2002-12-11 2006-01-18 Softmax Inc SYSTEM AND METHOD FOR LANGUAGE PROCESSING USING AN INDEPENDENT COMPONENT ANALYSIS UNDER STABILITY RESTRICTIONS
DE10312065B4 (de) * 2003-03-18 2005-10-13 Technische Universität Berlin Verfahren und Vorrichtung zum Entmischen akustischer Signale
US8477961B2 (en) * 2003-03-27 2013-07-02 Aliphcom, Inc. Microphone array with rear venting
DE102004005998B3 (de) * 2004-02-06 2005-05-25 Ruwisch, Dietmar, Dr. Verfahren und Vorrichtung zur Separierung von Schallsignalen
WO2007007414A1 (ja) * 2005-07-14 2007-01-18 Rion Co., Ltd. 遅延和型センサアレイ装置
WO2007021058A1 (en) * 2005-08-19 2007-02-22 Electronics And Telecommunications Research Institute Low-complexity joint transmit/receive antenna selection method for mimo systems
KR100679860B1 (ko) * 2005-08-19 2007-02-07 한국전자통신연구원 Ｍｉｍｏ 시스템을 위한 낮은 복잡도의 송/수신 안테나선택 방법
WO2007136187A1 (en) * 2006-05-19 2007-11-29 Electronics And Telecommunications Research Institute Object-based 3-dimensional audio service system using preset audio scenes
US8345884B2 (en) 2006-12-12 2013-01-01 Nec Corporation Signal separation reproduction device and signal separation reproduction method
KR100798623B1 (ko) * 2007-04-10 2008-01-28 에스케이 텔레콤주식회사 이동통신단말기에서의 음성 처리 장치 및 방법
US20090018826A1 (en) * 2007-07-13 2009-01-15 Berlin Andrew A Methods, Systems and Devices for Speech Transduction
US8892432B2 (en) * 2007-10-19 2014-11-18 Nec Corporation Signal processing system, apparatus and method used on the system, and program thereof
US8004119B2 (en) * 2008-07-07 2011-08-23 The Hong Kong Polytechnic University Multi-function three-phase active power filter
JP5509481B2 (ja) * 2009-09-14 2014-06-04 晋哉 齋藤 ブラインド信号分離方法およびその装置
JP2012234150A (ja) * 2011-04-18 2012-11-29 Sony Corp 音信号処理装置、および音信号処理方法、並びにプログラム
CN102903368B (zh) 2011-07-29 2017-04-12 杜比实验室特许公司 用于卷积盲源分离的方法和设备
US9966088B2 (en) 2011-09-23 2018-05-08 Adobe Systems Incorporated Online source separation
EP2600637A1 (en) * 2011-12-02 2013-06-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for microphone positioning based on a spatial power density
FR2996043B1 (fr) * 2012-09-27 2014-10-24 Univ Bordeaux 1 Procede et dispositif pour separer des signaux par filtrage spatial a variance minimum sous contrainte lineaire
US9237391B2 (en) * 2012-12-04 2016-01-12 Northwestern Polytechnical University Low noise differential microphone arrays
JP2014137241A (ja) * 2013-01-15 2014-07-28 Mitsubishi Electric Corp 信号処理装置及び信号処理方法
CN103295193A (zh) * 2013-05-10 2013-09-11 天津理工大学 基于互功率谱的盲源分离方法
CN104053107B (zh) * 2014-06-06 2018-06-05 重庆大学 一种用于噪声环境下声源分离和定位方法
CN105427860B (zh) * 2015-11-11 2019-09-03 百度在线网络技术（北京）有限公司 远场语音识别方法和装置
US20170270406A1 (en) * 2016-03-18 2017-09-21 Qualcomm Incorporated Cloud-based processing using local device provided sensor data and labels
CN106067301B (zh) * 2016-05-26 2019-06-25 浪潮金融信息技术有限公司 一种使用多维化技术进行回声降噪的方法
CN106126479B (zh) * 2016-07-07 2019-04-12 重庆邮电大学 基于遗传变异优化的二阶振荡粒子群盲源分离方法
JP6472824B2 (ja) * 2017-03-21 2019-02-20 株式会社東芝 信号処理装置、信号処理方法および音声の対応づけ提示装置
US10264354B1 (en) * 2017-09-25 2019-04-16 Cirrus Logic, Inc. Spatial cues from broadside detection
CN107644650B (zh) * 2017-09-29 2020-06-05 山东大学 一种基于渐进串行正交化盲源分离算法的改进声源定位方法及其实现系统
CN113470689B (zh) * 2021-08-23 2024-01-30 杭州国芯科技股份有限公司 一种语音分离方法

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US4908865A (en) * 1984-12-27 1990-03-13 Texas Instruments Incorporated Speaker independent speech recognition method and system
US4931977A (en) * 1987-10-30 1990-06-05 Canadian Marconi Company Vectorial adaptive filtering apparatus with convergence rate independent of signal parameters
US5303384A (en) * 1990-01-02 1994-04-12 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration High level language-based robotic control system
US5444451A (en) * 1992-06-29 1995-08-22 Southwest Research Institute Passive means for single site radio location
SG49334A1 (en) * 1993-12-06 1998-05-18 Koninkl Philips Electronics Nv A noise reduction system and device and a mobile radio station
SE9304246L (sv) * 1993-12-22 1995-06-23 Asea Brown Boveri Förfarande vid övervakning av multivariata processer
FI955489A0 (fi) * 1995-11-15 1995-11-15 Antti Aarne Ilmari Lange Foerfarande foer adaptiv Kalmanfiltrering i dynamiska system
US6317703B1 (en) * 1996-11-12 2001-11-13 International Business Machines Corporation Separation of a mixture of acoustic sources into its components
WO1998058450A1 (en) * 1997-06-18 1998-12-23 Clarity, L.L.C. Methods and apparatus for blind signal separation
US6185309B1 (en) * 1997-07-11 2001-02-06 The Regents Of The University Of California Method and apparatus for blind separation of mixed and convolved sources
US6167417A (en) * 1998-04-08 2000-12-26 Sarnoff Corporation Convolutive blind source separation using a multiple decorrelation method
JP4075167B2 (ja) * 1998-10-09 2008-04-16 ソニー株式会社 ディジタル信号再生装置及び処理装置
US6898612B1 (en) * 1998-11-12 2005-05-24 Sarnoff Corporation Method and system for on-line blind source separation
SE521024C2 (sv) * 1999-03-08 2003-09-23 Ericsson Telefon Ab L M Metod och anordning för att separera en blandning av källsignaler
US6526148B1 (en) * 1999-05-18 2003-02-25 Siemens Corporate Research, Inc. Device and method for demixing signal mixtures using fast blind source separation technique based on delay and attenuation compensation, and for selecting channels for the demixed signals
US6430528B1 (en) * 1999-08-20 2002-08-06 Siemens Corporate Research, Inc. Method and apparatus for demixing of degenerate mixtures

Also Published As

Publication number Publication date
CN1830026A (zh) 2006-09-06
JP4031988B2 (ja) 2008-01-09
US7917336B2 (en) 2011-03-29
KR100878992B1 (ko) 2009-01-15
WO2002061732A1 (en) 2002-08-08
KR20030076640A (ko) 2003-09-26
JP2004523752A (ja) 2004-08-05
EP1371058B1 (en) 2005-03-23
US20040072336A1 (en) 2004-04-15
DE60203379T2 (de) 2006-01-26
EP1371058A1 (en) 2003-12-17
DE60203379D1 (de) 2005-04-28
CN1830026B (zh) 2011-06-15

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