HK1027444A1 - Methods and apparatus for blind signal separation - Google Patents

Methods and apparatus for blind signal separation

Info

Publication number
HK1027444A1
HK1027444A1 HK00106311A HK00106311A HK1027444A1 HK 1027444 A1 HK1027444 A1 HK 1027444A1 HK 00106311 A HK00106311 A HK 00106311A HK 00106311 A HK00106311 A HK 00106311A HK 1027444 A1 HK1027444 A1 HK 1027444A1
Authority
HK
Hong Kong
Prior art keywords
signal separation
methods
signal
blind signal
relationship
Prior art date
Application number
HK00106311A
Other languages
English (en)
Inventor
Gamze Erten
Fathi M Salam
Original Assignee
Clarity L L C
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 Clarity L L C filed Critical Clarity L L C
Publication of HK1027444A1 publication Critical patent/HK1027444A1/xx

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
    • G10L21/0272—Voice signal separating
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Quality & Reliability (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Evolutionary Biology (AREA)
  • Evolutionary Computation (AREA)
  • Human Computer Interaction (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Complex Calculations (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
  • Automatic Disk Changers (AREA)
  • Cash Registers Or Receiving Machines (AREA)
  • Manipulator (AREA)
  • Logic Circuits (AREA)
  • Information Transfer Systems (AREA)
  • Image Processing (AREA)
  • Filters That Use Time-Delay Elements (AREA)
HK00106311A 1997-06-18 2000-10-05 Methods and apparatus for blind signal separation HK1027444A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US5014797P 1997-06-18 1997-06-18
PCT/US1998/013051 WO1998058450A1 (en) 1997-06-18 1998-06-18 Methods and apparatus for blind signal separation

Publications (1)

Publication Number Publication Date
HK1027444A1 true HK1027444A1 (en) 2001-01-12

Family

ID=21963611

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00106311A HK1027444A1 (en) 1997-06-18 2000-10-05 Methods and apparatus for blind signal separation

Country Status (10)

Country Link
US (1) US6625587B1 (xx)
EP (1) EP0990306B1 (xx)
JP (1) JP4477148B2 (xx)
CN (1) CN1264507A (xx)
AT (1) ATE247340T1 (xx)
AU (1) AU740617C (xx)
CA (1) CA2294262A1 (xx)
DE (1) DE69817181T2 (xx)
HK (1) HK1027444A1 (xx)
WO (1) WO1998058450A1 (xx)

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Also Published As

Publication number Publication date
US6625587B1 (en) 2003-09-23
DE69817181T2 (de) 2004-06-17
CN1264507A (zh) 2000-08-23
DE69817181D1 (de) 2003-09-18
ATE247340T1 (de) 2003-08-15
JP4477148B2 (ja) 2010-06-09
AU740617C (en) 2002-08-08
EP0990306B1 (en) 2003-08-13
CA2294262A1 (en) 1998-12-23
EP0990306A1 (en) 2000-04-05
AU8162998A (en) 1999-01-04
AU740617B2 (en) 2001-11-08
WO1998058450A1 (en) 1998-12-23
JP2002507351A (ja) 2002-03-05

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20070618