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SG54343A1 - Method and apparatus for reproducing speech signals and method for transmitting same - Google Patents

Method and apparatus for reproducing speech signals and method for transmitting same

Info

Publication number
SG54343A1
SG54343A1 SG1996010099A SG1996010099A SG54343A1 SG 54343 A1 SG54343 A1 SG 54343A1 SG 1996010099 A SG1996010099 A SG 1996010099A SG 1996010099 A SG1996010099 A SG 1996010099A SG 54343 A1 SG54343 A1 SG 54343A1
Authority
SG
Singapore
Prior art keywords
speech signals
encoding parameters
parameters
encoding
modified
Prior art date
Application number
SG1996010099A
Other languages
English (en)
Inventor
Masayuki Nishiguchi
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of SG54343A1 publication Critical patent/SG54343A1/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/04—Time compression or expansion
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0012—Smoothing of parameters of the decoder interpolation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Telephone Function (AREA)
SG1996010099A 1995-06-20 1996-06-19 Method and apparatus for reproducing speech signals and method for transmitting same SG54343A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15372395A JP3747492B2 (ja) 1995-06-20 1995-06-20 音声信号の再生方法及び再生装置

Publications (1)

Publication Number Publication Date
SG54343A1 true SG54343A1 (en) 1998-11-16

Family

ID=15568696

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996010099A SG54343A1 (en) 1995-06-20 1996-06-19 Method and apparatus for reproducing speech signals and method for transmitting same

Country Status (17)

Country Link
US (1) US5926788A (ko)
EP (1) EP0751493B1 (ko)
JP (1) JP3747492B2 (ko)
KR (1) KR100472585B1 (ko)
CN (1) CN1154976C (ko)
AT (1) ATE205011T1 (ko)
AU (1) AU721596B2 (ko)
BR (1) BR9602835B1 (ko)
CA (1) CA2179228C (ko)
DE (1) DE69614782T2 (ko)
ES (1) ES2159688T3 (ko)
MX (1) MX9602391A (ko)
MY (1) MY116532A (ko)
RU (1) RU2255380C2 (ko)
SG (1) SG54343A1 (ko)
TR (1) TR199600519A2 (ko)
TW (1) TW412719B (ko)

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CN104934035B (zh) 2014-03-21 2017-09-26 华为技术有限公司 语音频码流的解码方法及装置
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CN106067996B (zh) * 2015-04-24 2019-09-17 松下知识产权经营株式会社 语音再现方法、语音对话装置
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Also Published As

Publication number Publication date
CN1154976C (zh) 2004-06-23
ES2159688T3 (es) 2001-10-16
TW412719B (en) 2000-11-21
MY116532A (en) 2004-02-28
EP0751493A2 (en) 1997-01-02
JPH096397A (ja) 1997-01-10
AU721596B2 (en) 2000-07-06
CA2179228C (en) 2004-10-12
BR9602835A (pt) 1998-04-22
CA2179228A1 (en) 1996-12-21
EP0751493A3 (en) 1998-03-04
DE69614782D1 (de) 2001-10-04
ATE205011T1 (de) 2001-09-15
RU2255380C2 (ru) 2005-06-27
DE69614782T2 (de) 2002-05-02
US5926788A (en) 1999-07-20
AU5605496A (en) 1997-01-09
CN1145512A (zh) 1997-03-19
MX9602391A (es) 1997-02-28
KR100472585B1 (ko) 2005-06-21
JP3747492B2 (ja) 2006-02-22
KR970003109A (ko) 1997-01-28
EP0751493B1 (en) 2001-08-29
TR199600519A2 (tr) 1997-01-21
BR9602835B1 (pt) 2009-05-05

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