DE60334790D1 - Blindquellentrennung unter verwendung eines räumlichen kumulanten matrix-pencils vierter ordnung - Google Patents

Blindquellentrennung unter verwendung eines räumlichen kumulanten matrix-pencils vierter ordnung

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Publication number
DE60334790D1
DE60334790D1 DE60334790T DE60334790T DE60334790D1 DE 60334790 D1 DE60334790 D1 DE 60334790D1 DE 60334790 T DE60334790 T DE 60334790T DE 60334790 T DE60334790 T DE 60334790T DE 60334790 D1 DE60334790 D1 DE 60334790D1
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Prior art keywords
order
noise
signals
bss
low signal
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Expired - Lifetime
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DE60334790T
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English (en)
Inventor
John F Dishman
Patrick G Martin
Edward Raymond Beadle
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Harris Corp
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Harris Corp
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/74—Multi-channel systems specially adapted for direction-finding, i.e. having a single antenna system capable of giving simultaneous indications of the directions of different signals
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/02—Secret communication by adding a second signal to make the desired signal unintelligible
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2218/00—Aspects of pattern recognition specially adapted for signal processing
    • G06F2218/22—Source localisation; Inverse modelling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • H04B1/71052—Joint detection techniques, e.g. linear detectors using decorrelation matrix
DE60334790T 2002-04-22 2003-04-14 Blindquellentrennung unter verwendung eines räumlichen kumulanten matrix-pencils vierter ordnung Expired - Lifetime DE60334790D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US37414902P 2002-04-22 2002-04-22
PCT/US2003/011473 WO2003090127A1 (en) 2002-04-22 2003-04-14 Blind source separation utilizing a spatial fourth order cumulant matrix pencil

Publications (1)

Publication Number Publication Date
DE60334790D1 true DE60334790D1 (de) 2010-12-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
DE60334790T Expired - Lifetime DE60334790D1 (de) 2002-04-22 2003-04-14 Blindquellentrennung unter verwendung eines räumlichen kumulanten matrix-pencils vierter ordnung

Country Status (8)

Country Link
US (2) US6711528B2 (de)
EP (1) EP1500007B1 (de)
JP (1) JP4271041B2 (de)
CN (1) CN100386764C (de)
AT (1) ATE487187T1 (de)
AU (1) AU2003223605A1 (de)
DE (1) DE60334790D1 (de)
WO (1) WO2003090127A1 (de)

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CN100386764C (zh) 2008-05-07
EP1500007B1 (de) 2010-11-03
WO2003090127A1 (en) 2003-10-30
JP4271041B2 (ja) 2009-06-03
CN1656485A (zh) 2005-08-17
EP1500007A1 (de) 2005-01-26
US20030204380A1 (en) 2003-10-30
ATE487187T1 (de) 2010-11-15
EP1500007A4 (de) 2009-09-02

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