FR2869151B1 - Procede de quantification d'un codeur de parole a tres bas debit - Google Patents

Procede de quantification d'un codeur de parole a tres bas debit

Info

Publication number
FR2869151B1
FR2869151B1 FR0404105A FR0404105A FR2869151B1 FR 2869151 B1 FR2869151 B1 FR 2869151B1 FR 0404105 A FR0404105 A FR 0404105A FR 0404105 A FR0404105 A FR 0404105A FR 2869151 B1 FR2869151 B1 FR 2869151B1
Authority
FR
France
Prior art keywords
voicing
parameters
superframe
coding
quantifying
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 - Fee Related
Application number
FR0404105A
Other languages
English (en)
Other versions
FR2869151A1 (fr
Inventor
Francois Capman
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.)
Thales SA
Original Assignee
Thales SA
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 to FR0404105A priority Critical patent/FR2869151B1/fr
Application filed by Thales SA filed Critical Thales SA
Priority to CA2567162A priority patent/CA2567162C/fr
Priority to US11/578,663 priority patent/US7716045B2/en
Priority to DE602005018637T priority patent/DE602005018637D1/de
Priority to ES05733605T priority patent/ES2338801T3/es
Priority to PL05733605T priority patent/PL1756806T3/pl
Priority to EP05733605A priority patent/EP1756806B1/fr
Priority to PCT/EP2005/051661 priority patent/WO2005114653A1/fr
Priority to AT05733605T priority patent/ATE453909T1/de
Publication of FR2869151A1 publication Critical patent/FR2869151A1/fr
Application granted granted Critical
Publication of FR2869151B1 publication Critical patent/FR2869151B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/087—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using mixed excitation models, e.g. MELP, MBE, split band LPC or HVXC
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/09—Long term prediction, i.e. removing periodical redundancies, e.g. by using adaptive codebook or pitch predictor
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0004—Design or structure of the codebook
    • G10L2019/0005—Multi-stage vector quantisation
FR0404105A 2004-04-19 2004-04-19 Procede de quantification d'un codeur de parole a tres bas debit Expired - Fee Related FR2869151B1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR0404105A FR2869151B1 (fr) 2004-04-19 2004-04-19 Procede de quantification d'un codeur de parole a tres bas debit
US11/578,663 US7716045B2 (en) 2004-04-19 2005-04-14 Method for quantifying an ultra low-rate speech coder
DE602005018637T DE602005018637D1 (de) 2004-04-19 2005-04-14 Verfahren zum quantifizieren eines sprachcodierers mit ultraniedriger rate
ES05733605T ES2338801T3 (es) 2004-04-19 2005-04-14 Procedimiento de cuantificacion de un codificador de palabra de flujo muy bajo.
CA2567162A CA2567162C (fr) 2004-04-19 2005-04-14 Procede de quantification d'un codeur de parole a tres bas debit
PL05733605T PL1756806T3 (pl) 2004-04-19 2005-04-14 Sposób kwantyzacji kodera mowy o bardzo małej przepływności
EP05733605A EP1756806B1 (fr) 2004-04-19 2005-04-14 Procede de quantification d'un codeur de parole a tres bas debit
PCT/EP2005/051661 WO2005114653A1 (fr) 2004-04-19 2005-04-14 Procede de quantification d'un codeur de parole a tres bas debit
AT05733605T ATE453909T1 (de) 2004-04-19 2005-04-14 Verfahren zum quantifizieren eines sprachcodierers mit ultraniedriger rate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0404105A FR2869151B1 (fr) 2004-04-19 2004-04-19 Procede de quantification d'un codeur de parole a tres bas debit

Publications (2)

Publication Number Publication Date
FR2869151A1 FR2869151A1 (fr) 2005-10-21
FR2869151B1 true FR2869151B1 (fr) 2007-01-26

Family

ID=34945858

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0404105A Expired - Fee Related FR2869151B1 (fr) 2004-04-19 2004-04-19 Procede de quantification d'un codeur de parole a tres bas debit

Country Status (9)

Country Link
US (1) US7716045B2 (fr)
EP (1) EP1756806B1 (fr)
AT (1) ATE453909T1 (fr)
CA (1) CA2567162C (fr)
DE (1) DE602005018637D1 (fr)
ES (1) ES2338801T3 (fr)
FR (1) FR2869151B1 (fr)
PL (1) PL1756806T3 (fr)
WO (1) WO2005114653A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2122610B1 (fr) * 2007-01-31 2018-12-26 Telecom Italia S.p.A. Procédé et système personnalisables de reconnaissance d'émotions
CN102089810B (zh) * 2008-07-10 2013-05-08 沃伊斯亚吉公司 多基准线性预测系数滤波器量化和逆量化设备及方法
CN114333862B (zh) * 2021-11-10 2024-05-03 腾讯科技（深圳）有限公司 音频编码方法、解码方法、装置、设备、存储介质及产品

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7960994A (en) * 1993-10-08 1995-05-04 Comsat Corporation Improved low bit rate vocoders and methods of operation therefor
US6263307B1 (en) * 1995-04-19 2001-07-17 Texas Instruments Incorporated Adaptive weiner filtering using line spectral frequencies
US5774837A (en) * 1995-09-13 1998-06-30 Voxware, Inc. Speech coding system and method using voicing probability determination
US5806027A (en) * 1996-09-19 1998-09-08 Texas Instruments Incorporated Variable framerate parameter encoding
US6081776A (en) * 1998-07-13 2000-06-27 Lockheed Martin Corp. Speech coding system and method including adaptive finite impulse response filter
US6377915B1 (en) * 1999-03-17 2002-04-23 Yrp Advanced Mobile Communication Systems Research Laboratories Co., Ltd. Speech decoding using mix ratio table
US7315815B1 (en) * 1999-09-22 2008-01-01 Microsoft Corporation LPC-harmonic vocoder with superframe structure
US6475145B1 (en) * 2000-05-17 2002-11-05 Baymar, Inc. Method and apparatus for detection of acid reflux

Also Published As

Publication number Publication date
WO2005114653A1 (fr) 2005-12-01
US20070219789A1 (en) 2007-09-20
FR2869151A1 (fr) 2005-10-21
EP1756806B1 (fr) 2009-12-30
CA2567162A1 (fr) 2005-12-01
CA2567162C (fr) 2013-07-23
US7716045B2 (en) 2010-05-11
DE602005018637D1 (de) 2010-02-11
ES2338801T3 (es) 2010-05-12
EP1756806A1 (fr) 2007-02-28
ATE453909T1 (de) 2010-01-15
PL1756806T3 (pl) 2010-06-30

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Effective date: 20121228