ATE453909T1 - Verfahren zum quantifizieren eines sprachcodierers mit ultraniedriger rate - Google Patents

Verfahren zum quantifizieren eines sprachcodierers mit ultraniedriger rate

Info

Publication number
ATE453909T1
ATE453909T1 AT05733605T AT05733605T ATE453909T1 AT E453909 T1 ATE453909 T1 AT E453909T1 AT 05733605 T AT05733605 T AT 05733605T AT 05733605 T AT05733605 T AT 05733605T AT E453909 T1 ATE453909 T1 AT E453909T1
Authority
AT
Austria
Prior art keywords
voicing
parameters
quantifying
ultra
low rate
Prior art date
Application number
AT05733605T
Other languages
English (en)
Inventor
Francois Capman
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
Application filed by Thales Sa filed Critical Thales Sa
Application granted granted Critical
Publication of ATE453909T1 publication Critical patent/ATE453909T1/de

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
    • G10L19/08—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 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
    • G10L19/09—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 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
    • G10L2019/0005—Multi-stage vector quantisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
AT05733605T 2004-04-19 2005-04-14 Verfahren zum quantifizieren eines sprachcodierers mit ultraniedriger rate ATE453909T1 (de)

Applications Claiming Priority (2)

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
PCT/EP2005/051661 WO2005114653A1 (fr) 2004-04-19 2005-04-14 Procede de quantification d'un codeur de parole a tres bas debit

Publications (1)

Publication Number Publication Date
ATE453909T1 true ATE453909T1 (de) 2010-01-15

Family

ID=34945858

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05733605T ATE453909T1 (de) 2004-04-19 2005-04-14 Verfahren zum quantifizieren eines sprachcodierers mit ultraniedriger rate

Country Status (9)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8538755B2 (en) * 2007-01-31 2013-09-17 Telecom Italia S.P.A. Customizable method and system for emotional recognition
NO2313887T3 (de) * 2008-07-10 2018-02-10
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
CN119400188B (zh) * 2024-10-25 2025-07-08 广东和音元视电子科技有限公司 一种无线音频数据传输、读取方法和音频播放设备

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
CA2567162A1 (fr) 2005-12-01
CA2567162C (fr) 2013-07-23
FR2869151B1 (fr) 2007-01-26
EP1756806A1 (de) 2007-02-28
PL1756806T3 (pl) 2010-06-30
EP1756806B1 (de) 2009-12-30
US20070219789A1 (en) 2007-09-20
US7716045B2 (en) 2010-05-11
ES2338801T3 (es) 2010-05-12
FR2869151A1 (fr) 2005-10-21
WO2005114653A1 (fr) 2005-12-01
DE602005018637D1 (de) 2010-02-11

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