SG43430A1 - Speech decoding method and apparatus - Google Patents

Speech decoding method and apparatus

Info

Publication number
SG43430A1
SG43430A1 SG1996010904A SG1996010904A SG43430A1 SG 43430 A1 SG43430 A1 SG 43430A1 SG 1996010904 A SG1996010904 A SG 1996010904A SG 1996010904 A SG1996010904 A SG 1996010904A SG 43430 A1 SG43430 A1 SG 43430A1
Authority
SG
Singapore
Prior art keywords
decoding method
speech decoding
speech
decoding
Prior art date
Application number
SG1996010904A
Other languages
English (en)
Inventor
Jun Matsumoto
Masayuki Nishiguchi
Shiro Omori
Kazuyuki Iijima
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 SG43430A1 publication Critical patent/SG43430A1/en

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
    • 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
    • G10L19/02—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
    • G10L19/0212—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 using orthogonal transformation
    • 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
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
SG1996010904A 1995-10-26 1996-10-18 Speech decoding method and apparatus SG43430A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7279409A JPH09127995A (ja) 1995-10-26 1995-10-26 信号復号化方法及び信号復号化装置

Publications (1)

Publication Number Publication Date
SG43430A1 true SG43430A1 (en) 1997-10-17

Family

ID=17610701

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996010904A SG43430A1 (en) 1995-10-26 1996-10-18 Speech decoding method and apparatus

Country Status (4)

Country Link
US (1) US5899966A (fr)
EP (1) EP0772185A3 (fr)
JP (1) JPH09127995A (fr)
SG (1) SG43430A1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3198996B2 (ja) * 1997-08-26 2001-08-13 日本電気株式会社 直交変換符号化画像の画像サイズ変換方法
JP3541680B2 (ja) 1998-06-15 2004-07-14 日本電気株式会社 音声音楽信号の符号化装置および復号装置
US6862298B1 (en) 2000-07-28 2005-03-01 Crystalvoice Communications, Inc. Adaptive jitter buffer for internet telephony
JP3555759B2 (ja) 2001-06-15 2004-08-18 ソニー株式会社 表示装置
CN101873266B (zh) 2004-08-30 2015-11-25 高通股份有限公司 用于语音ip传输的自适应去抖动缓冲器
US8085678B2 (en) * 2004-10-13 2011-12-27 Qualcomm Incorporated Media (voice) playback (de-jitter) buffer adjustments based on air interface
CN101951509B (zh) 2004-11-19 2012-05-23 松下电器产业株式会社 运动图像编码方法以及运动图像解码方法
US8355907B2 (en) 2005-03-11 2013-01-15 Qualcomm Incorporated Method and apparatus for phase matching frames in vocoders
US8155965B2 (en) 2005-03-11 2012-04-10 Qualcomm Incorporated Time warping frames inside the vocoder by modifying the residual
JP2008263543A (ja) * 2007-04-13 2008-10-30 Funai Electric Co Ltd 記録再生装置
US8321222B2 (en) * 2007-08-14 2012-11-27 Nuance Communications, Inc. Synthesis by generation and concatenation of multi-form segments
JP4455633B2 (ja) * 2007-09-10 2010-04-21 株式会社東芝 基本周波数パターン生成装置、基本周波数パターン生成方法及びプログラム

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5650398A (en) * 1979-10-01 1981-05-07 Hitachi Ltd Sound synthesizer
US4866777A (en) * 1984-11-09 1989-09-12 Alcatel Usa Corporation Apparatus for extracting features from a speech signal
IT1184023B (it) * 1985-12-17 1987-10-22 Cselt Centro Studi Lab Telecom Procedimento e dispositivo per la codifica e decodifica del segnale vocale mediante analisi a sottobande e quantizzazione vettorariale con allocazione dinamica dei bit di codifica
US4776014A (en) * 1986-09-02 1988-10-04 General Electric Company Method for pitch-aligned high-frequency regeneration in RELP vocoders
US5179626A (en) * 1988-04-08 1993-01-12 At&T Bell Laboratories Harmonic speech coding arrangement where a set of parameters for a continuous magnitude spectrum is determined by a speech analyzer and the parameters are used by a synthesizer to determine a spectrum which is used to determine senusoids for synthesis
JPH0782359B2 (ja) * 1989-04-21 1995-09-06 三菱電機株式会社 音声符号化装置、音声復号化装置及び音声符号化・復号化装置
JP2689739B2 (ja) * 1990-03-01 1997-12-10 日本電気株式会社 秘話装置
NL9002308A (nl) * 1990-10-23 1992-05-18 Nederland Ptt Werkwijze voor het coderen en decoderen van een bemonsterd analoog signaal met een herhalend karakter en een inrichting voor het volgens deze werkwijze coderen en decoderen.
US5687281A (en) * 1990-10-23 1997-11-11 Koninklijke Ptt Nederland N.V. Bark amplitude component coder for a sampled analog signal and decoder for the coded signal
US5327518A (en) * 1991-08-22 1994-07-05 Georgia Tech Research Corporation Audio analysis/synthesis system
US5504833A (en) * 1991-08-22 1996-04-02 George; E. Bryan Speech approximation using successive sinusoidal overlap-add models and pitch-scale modifications
US5305421A (en) * 1991-08-28 1994-04-19 Itt Corporation Low bit rate speech coding system and compression
US5349549A (en) * 1991-09-30 1994-09-20 Sony Corporation Forward transform processing apparatus and inverse processing apparatus for modified discrete cosine transforms, and method of performing spectral and temporal analyses including simplified forward and inverse orthogonal transform processing
US5353374A (en) * 1992-10-19 1994-10-04 Loral Aerospace Corporation Low bit rate voice transmission for use in a noisy environment
FR2702590B1 (fr) * 1993-03-12 1995-04-28 Dominique Massaloux Dispositif de codage et de décodage numériques de la parole, procédé d'exploration d'un dictionnaire pseudo-logarithmique de délais LTP, et procédé d'analyse LTP.
US5504834A (en) * 1993-05-28 1996-04-02 Motrola, Inc. Pitch epoch synchronous linear predictive coding vocoder and method

Also Published As

Publication number Publication date
JPH09127995A (ja) 1997-05-16
US5899966A (en) 1999-05-04
EP0772185A2 (fr) 1997-05-07
EP0772185A3 (fr) 1998-08-05

Similar Documents

Publication Publication Date Title
AU7037296A (en) Speech encoding method and apparatus and speech decoding method and apparatus
EP0702355A3 (fr) Procédé et dispositif de reconnaissance de la parole
GB2318029B (en) Audio coding method and apparatus
GB2323759B (en) Audio coding method and apparatus
GB9622561D0 (en) Completion apparatus and method
EP0883846A4 (fr) Methode et appareil de reconnaissance de phrase
GB2321323B (en) Branch prediction apparatus and method thereof
EP0694905A3 (fr) Méthode et dispositif pour la synthèse de la parole
GB2299491B (en) Decoder and method therefor
AU678490B2 (en) Decoding method and apparatus
SG53078A1 (en) Speech encoding method and apparatus and speech decoding method and apparatus
GB2300181B (en) Web-up apparatus and method
AU4048795A (en) Coding/decoding apparatus and coding/decoding method
EP0737844A3 (fr) Appareil et procédé d'alignement
SG44962A1 (en) Encoding apparatus and method
SG43430A1 (en) Speech decoding method and apparatus
GB9511855D0 (en) Speech recognition apparatus and methods
AU2554195A (en) Speech enhanced game apparatus and method therefor
GB2307049B (en) Filrtration apparatus and method
AU1990199A (en) Decoding method and apparatus
EP0737014A3 (fr) Appareil de codage et méthodes
SG43408A1 (en) Winding apparatus and method
GB9515394D0 (en) Method and apparatus
GB2322776B (en) Audio coding method and apparatus
GB9717149D0 (en) Communications method and apparatus