FI924287A - Foerfarande foer behandling av tal i naervaro av akustiska stoerningar - Google Patents

Foerfarande foer behandling av tal i naervaro av akustiska stoerningar Download PDF

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Publication number
FI924287A
FI924287A FI924287A FI924287A FI924287A FI 924287 A FI924287 A FI 924287A FI 924287 A FI924287 A FI 924287A FI 924287 A FI924287 A FI 924287A FI 924287 A FI924287 A FI 924287A
Authority
FI
Finland
Prior art keywords
stoerningar
naervaro
akustiska
tal
foerfarande foer
Prior art date
Application number
FI924287A
Other languages
English (en)
Other versions
FI111572B (fi
FI924287A0 (fi
Inventor
Jerome Boudy
Philip Lockwood
Original Assignee
Matra Communication
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 Matra Communication filed Critical Matra Communication
Publication of FI924287A0 publication Critical patent/FI924287A0/fi
Publication of FI924287A publication Critical patent/FI924287A/fi
Application granted granted Critical
Publication of FI111572B publication Critical patent/FI111572B/fi

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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
    • G10L15/00—Speech recognition
    • G10L15/20—Speech recognition techniques specially adapted for robustness in adverse environments, e.g. in noise, of stress induced speech

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Complex Calculations (AREA)
FI924287A 1991-09-25 1992-09-24 Menetelmä puheen käsittelemiseksi akustisten häiriöiden läsnäollessa FI111572B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9111833 1991-09-25
FR9111833A FR2681715B1 (fr) 1991-09-25 1991-09-25 Procede de traitement de la parole en presence de bruits acoustiques: procede de soustraction spectrale non lineaire .

Publications (3)

Publication Number Publication Date
FI924287A0 FI924287A0 (fi) 1992-09-24
FI924287A true FI924287A (fi) 1993-03-26
FI111572B FI111572B (fi) 2003-08-15

Family

ID=9417305

Family Applications (1)

Application Number Title Priority Date Filing Date
FI924287A FI111572B (fi) 1991-09-25 1992-09-24 Menetelmä puheen käsittelemiseksi akustisten häiriöiden läsnäollessa

Country Status (4)

Country Link
EP (1) EP0534837B1 (fi)
DE (1) DE69228034T2 (fi)
FI (1) FI111572B (fi)
FR (1) FR2681715B1 (fi)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2704348B1 (fr) * 1993-04-23 1995-07-07 Matra Communication Procede de reconnaissance de parole a apprentissage.
US5485522A (en) * 1993-09-29 1996-01-16 Ericsson Ge Mobile Communications, Inc. System for adaptively reducing noise in speech signals
US5727124A (en) * 1994-06-21 1998-03-10 Lucent Technologies, Inc. Method of and apparatus for signal recognition that compensates for mismatching
FR2729804B1 (fr) * 1995-01-24 1997-04-04 Matra Communication Annuleur d'echo acoustique a filtre adaptatif et passage dans le domaine frequentiel
FR2748342B1 (fr) * 1996-05-06 1998-07-17 France Telecom Procede et dispositif de filtrage par egalisation d'un signal de parole, mettant en oeuvre un modele statistique de ce signal
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
US6804640B1 (en) * 2000-02-29 2004-10-12 Nuance Communications Signal noise reduction using magnitude-domain spectral subtraction
DE102004017548B4 (de) * 2004-04-07 2007-12-27 Medav Gmbh Verfahren zur Erkennung und Analyse von Funksignalen
DE102004017486A1 (de) * 2004-04-08 2005-10-27 Siemens Ag Verfahren zur Geräuschreduktion bei einem Sprach-Eingangssignal
US8924337B2 (en) 2011-05-09 2014-12-30 Nokia Corporation Recursive Bayesian controllers for non-linear acoustic echo cancellation and suppression systems

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4012349A1 (de) * 1989-04-19 1990-10-25 Ricoh Kk Einrichtung zum beseitigen von geraeuschen
AU649029B2 (en) * 1990-02-28 1994-05-12 Sri International Method for spectral estimation to improve noise robustness for speech recognition

Also Published As

Publication number Publication date
FI111572B (fi) 2003-08-15
DE69228034D1 (de) 1999-02-11
FR2681715A1 (fr) 1993-03-26
EP0534837B1 (fr) 1998-12-30
DE69228034T2 (de) 1999-08-26
FR2681715B1 (fr) 1994-02-11
EP0534837A1 (fr) 1993-03-31
FI924287A0 (fi) 1992-09-24

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Legal Events

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MA Patent expired