NO961636L - Fremgangsmåte og anordning for klassifisering av talesignaler - Google Patents

Fremgangsmåte og anordning for klassifisering av talesignaler

Info

Publication number
NO961636L
NO961636L NO961636A NO961636A NO961636L NO 961636 L NO961636 L NO 961636L NO 961636 A NO961636 A NO 961636A NO 961636 A NO961636 A NO 961636A NO 961636 L NO961636 L NO 961636L
Authority
NO
Norway
Prior art keywords
speech
frames
divided
segments
wavelet transformation
Prior art date
Application number
NO961636A
Other languages
English (en)
Other versions
NO961636D0 (no
NO309831B1 (no
Inventor
Joachim Stegmann
Original Assignee
Deutsche Telekom Ag
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
Priority claimed from DE19538852A external-priority patent/DE19538852A1/de
Application filed by Deutsche Telekom Ag filed Critical Deutsche Telekom Ag
Publication of NO961636D0 publication Critical patent/NO961636D0/no
Publication of NO961636L publication Critical patent/NO961636L/no
Publication of NO309831B1 publication Critical patent/NO309831B1/no

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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • G10L2025/783—Detection of presence or absence of voice signals based on threshold decision
    • G10L2025/786—Adaptive threshold
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/93—Discriminating between voiced and unvoiced parts of speech signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Machine Translation (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
NO961636A 1995-06-30 1996-04-24 FremgangsmÕte og anordning for klassifisering av talesignaler NO309831B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19523598 1995-06-30
DE19538852A DE19538852A1 (de) 1995-06-30 1995-10-19 Verfahren und Anordnung zur Klassifizierung von Sprachsignalen

Publications (3)

Publication Number Publication Date
NO961636D0 NO961636D0 (no) 1996-04-24
NO961636L true NO961636L (no) 1997-01-02
NO309831B1 NO309831B1 (no) 2001-04-02

Family

ID=26016384

Family Applications (1)

Application Number Title Priority Date Filing Date
NO961636A NO309831B1 (no) 1995-06-30 1996-04-24 FremgangsmÕte og anordning for klassifisering av talesignaler

Country Status (4)

Country Link
EP (1) EP0751495B1 (no)
AT (1) ATE206841T1 (no)
ES (1) ES2165933T3 (no)
NO (1) NO309831B1 (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19716862A1 (de) * 1997-04-22 1998-10-29 Deutsche Telekom Ag Sprachaktivitätserkennung

Also Published As

Publication number Publication date
NO961636D0 (no) 1996-04-24
EP0751495A2 (de) 1997-01-02
ATE206841T1 (de) 2001-10-15
NO309831B1 (no) 2001-04-02
EP0751495B1 (de) 2001-10-10
EP0751495A3 (de) 1998-04-15
ES2165933T3 (es) 2002-04-01

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Legal Events

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