ES2165933T3 - Procedimiento y dispositivo de clasificacion de las señales del habla. - Google Patents

Procedimiento y dispositivo de clasificacion de las señales del habla.

Info

Publication number
ES2165933T3
ES2165933T3 ES96104213T ES96104213T ES2165933T3 ES 2165933 T3 ES2165933 T3 ES 2165933T3 ES 96104213 T ES96104213 T ES 96104213T ES 96104213 T ES96104213 T ES 96104213T ES 2165933 T3 ES2165933 T3 ES 2165933T3
Authority
ES
Spain
Prior art keywords
speech
frames
divided
segments
wavelet transformation
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES96104213T
Other languages
English (en)
Spanish (es)
Inventor
Joachim Dipl-Ing Stegmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Deutsche Telekom AG
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
Application granted granted Critical
Publication of ES2165933T3 publication Critical patent/ES2165933T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
ES96104213T 1995-06-30 1996-03-16 Procedimiento y dispositivo de clasificacion de las señales del habla. Expired - Lifetime ES2165933T3 (es)

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 (1)

Publication Number Publication Date
ES2165933T3 true ES2165933T3 (es) 2002-04-01

Family

ID=26016384

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96104213T Expired - Lifetime ES2165933T3 (es) 1995-06-30 1996-03-16 Procedimiento y dispositivo de clasificacion de las señales del habla.

Country Status (4)

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

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
NO961636L (no) 1997-01-02
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

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