AU6575100A - Methods and device for audio analysis and synthesis - Google Patents

Methods and device for audio analysis and synthesis

Info

Publication number
AU6575100A
AU6575100A AU65751/00A AU6575100A AU6575100A AU 6575100 A AU6575100 A AU 6575100A AU 65751/00 A AU65751/00 A AU 65751/00A AU 6575100 A AU6575100 A AU 6575100A AU 6575100 A AU6575100 A AU 6575100A
Authority
AU
Australia
Prior art keywords
samples
audio signal
synthesis
frame
signal
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.)
Abandoned
Application number
AU65751/00A
Other languages
English (en)
Inventor
Francois Capman
Carlo Murgia
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.)
Nortel Networks France SAS
Original Assignee
Matra Nortel Communications SAS
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 Matra Nortel Communications SAS filed Critical Matra Nortel Communications SAS
Publication of AU6575100A publication Critical patent/AU6575100A/en
Abandoned legal-status Critical Current

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
    • G10L19/02—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
AU65751/00A 1999-07-05 2000-07-04 Methods and device for audio analysis and synthesis Abandoned AU6575100A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9908638A FR2796194B1 (fr) 1999-07-05 1999-07-05 Procedes et dispositifs d'analyse et de synthese audio
FR9908638 1999-07-05
PCT/FR2000/001904 WO2001003116A1 (fr) 1999-07-05 2000-07-04 Procedes et dispositifs d'analyse et de synthese audio

Publications (1)

Publication Number Publication Date
AU6575100A true AU6575100A (en) 2001-01-22

Family

ID=9547707

Family Applications (1)

Application Number Title Priority Date Filing Date
AU65751/00A Abandoned AU6575100A (en) 1999-07-05 2000-07-04 Methods and device for audio analysis and synthesis

Country Status (6)

Country Link
EP (1) EP1194923B1 (de)
AT (1) ATE316284T1 (de)
AU (1) AU6575100A (de)
DE (1) DE60025615D1 (de)
FR (1) FR2796194B1 (de)
WO (1) WO2001003116A1 (de)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5226084A (en) * 1990-12-05 1993-07-06 Digital Voice Systems, Inc. Methods for speech quantization and error correction
US5765127A (en) * 1992-03-18 1998-06-09 Sony Corp High efficiency encoding method
JP3152109B2 (ja) * 1995-05-30 2001-04-03 日本ビクター株式会社 オーディオ信号の圧縮伸張方法

Also Published As

Publication number Publication date
EP1194923B1 (de) 2006-01-18
ATE316284T1 (de) 2006-02-15
EP1194923A1 (de) 2002-04-10
FR2796194B1 (fr) 2002-05-03
FR2796194A1 (fr) 2001-01-12
WO2001003116A1 (fr) 2001-01-11
DE60025615D1 (de) 2006-04-06

Similar Documents

Publication Publication Date Title
Thomas et al. Recognition of reverberant speech using frequency domain linear prediction
CN109584903A (zh) 一种基于深度学习的多人语音分离方法
EP1168306A3 (de) Verfahren und Vorrichtung zur Verbesserung von der Verständlichkeit eines digital komprimierten Sprachsignals
US20030061032A1 (en) Selective sound enhancement
EP1315150A3 (de) Adaptive Postfilterverfahren und Vorrichtungen zur Sprachdekodierung
EP1329877A3 (de) Sprachsynthese und -dekodierung
EP2169670A3 (de) Vorrichtung zur Verarbeitung eines Audiosignals und zugehöriges Verfahren
CN101010725A (zh) 多信道信号编码装置以及多信道信号解码装置
MX9602391A (es) Metodo y aparato para reproducir señales de conversacion y metodo para transmitirlas.
CA2406576A1 (en) A method of bandwidth extension for narrow-band speech
EP0911807A3 (de) Verfahren und Vorrichtung zur Tonsynthese, sowie zur Ton-Bandbreitenerweiterung
US20020016698A1 (en) Device and method for audio frequency range expansion
Roman et al. Pitch-based monaural segregation of reverberant speech
JP4355745B2 (ja) オーディオ符号化
TW326070B (en) The estimation method of the impulse gain for coding vocoder
AU2001277647A1 (en) Method for noise robust classification in speech coding
EP0766230A3 (de) Verfahren und Vorrichtung zur Sprachkodierung
EP1093112A3 (de) Verfahren zur Erzeugung von Sprachmerkmalsignalen und Vorrichtung zu seiner Durchführung
NO20022630L (no) Fremgangsmåte og anordning for reduksjon av ekko
Diener et al. An initial investigation into the real-time conversion of facial surface EMG signals to audible speech
JP2005531990A5 (de)
Gath et al. Analysis of vocal tract parameters in Parkinsonian speech
AU6575100A (en) Methods and device for audio analysis and synthesis
JP2798003B2 (ja) 音声帯域拡大装置および音声帯域拡大方法
GB2438691A (en) Method, system, and program product for measuring audio video synchronization independent of speaker characteristics

Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase