HK1082587A1 - Method and device for robust predictive vector quantization of linear prediction parameters in variable bit rate speech coding - Google Patents

Method and device for robust predictive vector quantization of linear prediction parameters in variable bit rate speech coding

Info

Publication number
HK1082587A1
HK1082587A1 HK06103461.8A HK06103461A HK1082587A1 HK 1082587 A1 HK1082587 A1 HK 1082587A1 HK 06103461 A HK06103461 A HK 06103461A HK 1082587 A1 HK1082587 A1 HK 1082587A1
Authority
HK
Hong Kong
Prior art keywords
prediction
vector
linear prediction
variable bit
sound signal
Prior art date
Application number
HK06103461.8A
Other languages
English (en)
Inventor
Milan Jelinek
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Publication of HK1082587A1 publication Critical patent/HK1082587A1/xx

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
HK06103461.8A 2002-12-24 2006-03-18 Method and device for robust predictive vector quantization of linear prediction parameters in variable bit rate speech coding HK1082587A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002415105A CA2415105A1 (fr) 2002-12-24 2002-12-24 Methode et dispositif de quantification vectorielle predictive robuste des parametres de prediction lineaire dans le codage de la parole a debit binaire variable
PCT/CA2003/001985 WO2004059618A1 (fr) 2002-12-24 2003-12-18 Procede et dispositif pour une quantification fiable d'un vecteur de prediction de parametres de prediction lineaire dans un codage vocal a debit binaire variable

Publications (1)

Publication Number Publication Date
HK1082587A1 true HK1082587A1 (en) 2006-06-09

Family

ID=32514130

Family Applications (1)

Application Number Title Priority Date Filing Date
HK06103461.8A HK1082587A1 (en) 2002-12-24 2006-03-18 Method and device for robust predictive vector quantization of linear prediction parameters in variable bit rate speech coding

Country Status (16)

Country Link
US (2) US7149683B2 (fr)
EP (1) EP1576585B1 (fr)
JP (1) JP4394578B2 (fr)
KR (1) KR100712056B1 (fr)
CN (1) CN100576319C (fr)
AT (1) ATE410771T1 (fr)
AU (1) AU2003294528A1 (fr)
BR (2) BR0317652A (fr)
CA (1) CA2415105A1 (fr)
DE (1) DE60324025D1 (fr)
HK (1) HK1082587A1 (fr)
MX (1) MXPA05006664A (fr)
MY (1) MY141174A (fr)
RU (1) RU2326450C2 (fr)
UA (1) UA83207C2 (fr)
WO (1) WO2004059618A1 (fr)

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TWI672692B (zh) 2011-04-21 2019-09-21 南韓商三星電子股份有限公司 解碼裝置
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Also Published As

Publication number Publication date
MY141174A (en) 2010-03-31
RU2326450C2 (ru) 2008-06-10
JP2006510947A (ja) 2006-03-30
MXPA05006664A (es) 2005-08-16
DE60324025D1 (de) 2008-11-20
CA2415105A1 (fr) 2004-06-24
BRPI0317652B1 (pt) 2018-05-22
EP1576585A1 (fr) 2005-09-21
EP1576585B1 (fr) 2008-10-08
US7149683B2 (en) 2006-12-12
US20050261897A1 (en) 2005-11-24
RU2005123381A (ru) 2006-01-20
CN1739142A (zh) 2006-02-22
KR100712056B1 (ko) 2007-05-02
JP4394578B2 (ja) 2010-01-06
US20070112564A1 (en) 2007-05-17
WO2004059618A1 (fr) 2004-07-15
BR0317652A (pt) 2005-12-06
KR20050089071A (ko) 2005-09-07
US7502734B2 (en) 2009-03-10
AU2003294528A1 (en) 2004-07-22
CN100576319C (zh) 2009-12-30
ATE410771T1 (de) 2008-10-15
UA83207C2 (ru) 2008-06-25

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