NO318595B1 - Algebraisk kodebok med signalvalgte pulsamplituder for hurtig koding av tale - Google Patents

Algebraisk kodebok med signalvalgte pulsamplituder for hurtig koding av tale Download PDF

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Publication number
NO318595B1
NO318595B1 NO19973472A NO973472A NO318595B1 NO 318595 B1 NO318595 B1 NO 318595B1 NO 19973472 A NO19973472 A NO 19973472A NO 973472 A NO973472 A NO 973472A NO 318595 B1 NO318595 B1 NO 318595B1
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Norway
Prior art keywords
amplitude
pulse
speech signal
positions
signal
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Application number
NO19973472A
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English (en)
Norwegian (no)
Other versions
NO973472L (no
NO973472D0 (no
Inventor
Jean-Pierre Adoul
Claude Laflamme
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Univerite De Sherbrooke
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Application filed by Univerite De Sherbrooke filed Critical Univerite De Sherbrooke
Publication of NO973472D0 publication Critical patent/NO973472D0/no
Publication of NO973472L publication Critical patent/NO973472L/no
Publication of NO318595B1 publication Critical patent/NO318595B1/no

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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
    • G10L13/00—Speech synthesis; Text to speech systems
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • 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
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0004—Design or structure of the codebook
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0007—Codebook element generation
    • G10L2019/0008—Algebraic codebooks
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0011—Long term prediction filters, i.e. pitch estimation
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0013—Codebook search algorithms
    • 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
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/06—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being correlation coefficients

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
NO19973472A 1995-02-06 1997-07-28 Algebraisk kodebok med signalvalgte pulsamplituder for hurtig koding av tale NO318595B1 (no)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US38396895A 1995-02-06 1995-02-06
US08/508,801 US5754976A (en) 1990-02-23 1995-07-28 Algebraic codebook with signal-selected pulse amplitude/position combinations for fast coding of speech
PCT/CA1996/000069 WO1996024925A1 (fr) 1995-02-06 1996-02-02 Table de codes algebrique a amplitudes d'impulsions selectionnees par signaux pour le codage rapide de la parole

Publications (3)

Publication Number Publication Date
NO973472D0 NO973472D0 (no) 1997-07-28
NO973472L NO973472L (no) 1997-10-06
NO318595B1 true NO318595B1 (no) 2005-04-18

Family

ID=27010408

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19973472A NO318595B1 (no) 1995-02-06 1997-07-28 Algebraisk kodebok med signalvalgte pulsamplituder for hurtig koding av tale

Country Status (26)

Country Link
US (1) US5754976A (fr)
EP (2) EP1225568B1 (fr)
JP (2) JP3430175B2 (fr)
KR (2) KR100388751B1 (fr)
CN (2) CN1198262C (fr)
AR (1) AR000871A1 (fr)
AT (2) ATE230888T1 (fr)
AU (1) AU708392C (fr)
BR (1) BR9607026A (fr)
CA (1) CA2210765C (fr)
DE (1) DE19604273C5 (fr)
DK (2) DK0808496T3 (fr)
ES (1) ES2112807B1 (fr)
FI (2) FI117994B (fr)
FR (1) FR2730336B1 (fr)
GB (1) GB2297671B (fr)
HK (2) HK1002492A1 (fr)
IN (1) IN187453B (fr)
IT (1) IT1305724B1 (fr)
MX (1) MX9705997A (fr)
MY (2) MY130529A (fr)
NO (1) NO318595B1 (fr)
PT (1) PT1225568E (fr)
RU (1) RU2142166C1 (fr)
SE (1) SE520553C2 (fr)
WO (1) WO1996024925A1 (fr)

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HK1002492A1 (en) 1998-08-28
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US5754976A (en) 1998-05-19
ATE248423T1 (de) 2003-09-15
GB9602391D0 (en) 1996-04-03
DE19604273C2 (de) 2000-06-29
FI20020320A (fi) 2002-02-18
NO973472L (no) 1997-10-06
FR2730336A1 (fr) 1996-08-09
MX9705997A (es) 1997-11-29
EP1225568B1 (fr) 2003-08-27
GB2297671B (en) 2000-01-19
FI118396B (fi) 2007-10-31
FI973241A (fi) 1997-10-06
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NO973472D0 (no) 1997-07-28
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JP3430175B2 (ja) 2003-07-28
HK1055007A1 (en) 2003-12-19
GB2297671A (en) 1996-08-07
DE19604273C5 (de) 2004-05-27
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