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FI113571B - Puheenkoodaus - Google Patents

Puheenkoodaus Download PDF

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Publication number
FI113571B
FI113571B FI980532A FI980532A FI113571B FI 113571 B FI113571 B FI 113571B FI 980532 A FI980532 A FI 980532A FI 980532 A FI980532 A FI 980532A FI 113571 B FI113571 B FI 113571B
Authority
FI
Finland
Prior art keywords
vector
quantized
signal
gain
subframe
Prior art date
Application number
FI980532A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI980532A0 (fi
FI980532A7 (fi
Inventor
Pasi Ojala
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 FI980532A0 publication Critical patent/FI980532A0/fi
Priority to FI980532A priority Critical patent/FI113571B/fi
Priority to JP2000536069A priority patent/JP3354138B2/ja
Priority to DE69900786T priority patent/DE69900786T2/de
Priority to AU24270/99A priority patent/AU2427099A/en
Priority to CN99803763A priority patent/CN1121683C/zh
Priority to BRPI9907665-9B1A priority patent/BR9907665B1/pt
Priority to HK01105589.5A priority patent/HK1035055B/xx
Priority to EP99903710A priority patent/EP1062661B1/fr
Priority to KR10-2000-7008992A priority patent/KR100487943B1/ko
Priority to PCT/FI1999/000112 priority patent/WO1999046764A2/fr
Priority to ES99903710T priority patent/ES2171071T3/es
Priority to US09/263,439 priority patent/US6470313B1/en
Publication of FI980532A7 publication Critical patent/FI980532A7/fi
Application granted granted Critical
Publication of FI113571B publication Critical patent/FI113571B/fi

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
    • G10L19/16—Vocoder architecture
    • 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
    • G10L19/002—Dynamic bit allocation
    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients

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)
FI980532A 1998-03-09 1998-03-09 Puheenkoodaus FI113571B (fi)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FI980532A FI113571B (fi) 1998-03-09 1998-03-09 Puheenkoodaus
HK01105589.5A HK1035055B (en) 1998-03-09 1999-02-12 Speech coding
KR10-2000-7008992A KR100487943B1 (ko) 1998-03-09 1999-02-12 음성 코딩
AU24270/99A AU2427099A (en) 1998-03-09 1999-02-12 Speech coding
CN99803763A CN1121683C (zh) 1998-03-09 1999-02-12 语音编码
BRPI9907665-9B1A BR9907665B1 (pt) 1998-03-09 1999-02-12 Método e aparelho para codificar e decodificar o sinal de voz
JP2000536069A JP3354138B2 (ja) 1998-03-09 1999-02-12 音声符号化
EP99903710A EP1062661B1 (fr) 1998-03-09 1999-02-12 Codage de la parole
DE69900786T DE69900786T2 (de) 1998-03-09 1999-02-12 Sprachkodierung
PCT/FI1999/000112 WO1999046764A2 (fr) 1998-03-09 1999-02-12 Codage de la parole
ES99903710T ES2171071T3 (es) 1998-03-09 1999-02-12 Codificacion de voz.
US09/263,439 US6470313B1 (en) 1998-03-09 1999-03-04 Speech coding

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI980532A FI113571B (fi) 1998-03-09 1998-03-09 Puheenkoodaus
FI980532 1998-03-09

Publications (3)

Publication Number Publication Date
FI980532A0 FI980532A0 (fi) 1998-03-09
FI980532A7 FI980532A7 (fi) 1999-09-10
FI113571B true FI113571B (fi) 2004-05-14

Family

ID=8551196

Family Applications (1)

Application Number Title Priority Date Filing Date
FI980532A FI113571B (fi) 1998-03-09 1998-03-09 Puheenkoodaus

Country Status (11)

Country Link
US (1) US6470313B1 (fr)
EP (1) EP1062661B1 (fr)
JP (1) JP3354138B2 (fr)
KR (1) KR100487943B1 (fr)
CN (1) CN1121683C (fr)
AU (1) AU2427099A (fr)
BR (1) BR9907665B1 (fr)
DE (1) DE69900786T2 (fr)
ES (1) ES2171071T3 (fr)
FI (1) FI113571B (fr)
WO (1) WO1999046764A2 (fr)

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US6714907B2 (en) * 1998-08-24 2004-03-30 Mindspeed Technologies, Inc. Codebook structure and search for speech coding
AU766830B2 (en) * 1999-09-22 2003-10-23 Macom Technology Solutions Holdings, Inc. Multimode speech encoder
US6604070B1 (en) * 1999-09-22 2003-08-05 Conexant Systems, Inc. System of encoding and decoding speech signals
ATE420432T1 (de) * 2000-04-24 2009-01-15 Qualcomm Inc Verfahren und vorrichtung zur prädiktiven quantisierung von stimmhaften sprachsignalen
US6947888B1 (en) * 2000-10-17 2005-09-20 Qualcomm Incorporated Method and apparatus for high performance low bit-rate coding of unvoiced speech
US7037318B2 (en) * 2000-12-18 2006-05-02 Boston Scientific Scimed, Inc. Catheter for controlled stent delivery
US7054807B2 (en) * 2002-11-08 2006-05-30 Motorola, Inc. Optimizing encoder for efficiently determining analysis-by-synthesis codebook-related parameters
JP3887598B2 (ja) * 2002-11-14 2007-02-28 松下電器産業株式会社 確率的符号帳の音源の符号化方法及び復号化方法
US7249014B2 (en) * 2003-03-13 2007-07-24 Intel Corporation Apparatus, methods and articles incorporating a fast algebraic codebook search technique
FI119533B (fi) * 2004-04-15 2008-12-15 Nokia Corp Audiosignaalien koodaus
US7386445B2 (en) * 2005-01-18 2008-06-10 Nokia Corporation Compensation of transient effects in transform coding
CN101185125B (zh) * 2005-04-01 2012-01-11 高通股份有限公司 用于带宽延伸语音预测激励信号的抗稀疏滤波的方法和设备
JPWO2007129726A1 (ja) * 2006-05-10 2009-09-17 パナソニック株式会社 音声符号化装置及び音声符号化方法
US8712766B2 (en) * 2006-05-16 2014-04-29 Motorola Mobility Llc Method and system for coding an information signal using closed loop adaptive bit allocation
CN101583995B (zh) 2006-11-10 2012-06-27 松下电器产业株式会社 参数解码装置、参数编码装置以及参数解码方法
JPWO2008072733A1 (ja) * 2006-12-15 2010-04-02 パナソニック株式会社 符号化装置および符号化方法
EP2159790B1 (fr) * 2007-06-27 2019-11-13 NEC Corporation Procédé de codage audio, procédé de décodage audio, dispositif de codage audio, dispositif de décodage audio, programme et système de codage/décodage audio
US20090094026A1 (en) * 2007-10-03 2009-04-09 Binshi Cao Method of determining an estimated frame energy of a communication
CN101499281B (zh) * 2008-01-31 2011-04-27 华为技术有限公司 一种语音编码中的增益量化方法及装置
CN101609674B (zh) * 2008-06-20 2011-12-28 华为技术有限公司 编解码方法、装置和系统
CN101741504B (zh) * 2008-11-24 2013-06-12 华为技术有限公司 一种确定信号线性预测编码阶数的方法和装置
US7898763B2 (en) * 2009-01-13 2011-03-01 International Business Machines Corporation Servo pattern architecture to uncouple position error determination from linear position information
US20110051729A1 (en) * 2009-08-28 2011-03-03 Industrial Technology Research Institute and National Taiwan University Methods and apparatuses relating to pseudo random network coding design
US8990094B2 (en) * 2010-09-13 2015-03-24 Qualcomm Incorporated Coding and decoding a transient frame
US8862465B2 (en) 2010-09-17 2014-10-14 Qualcomm Incorporated Determining pitch cycle energy and scaling an excitation signal
US8325073B2 (en) * 2010-11-30 2012-12-04 Qualcomm Incorporated Performing enhanced sigma-delta modulation
LT2676271T (lt) * 2011-02-15 2020-12-10 Voiceage Evs Llc Prietaisas ir metodas adaptacinio fiksuoto sužadinimo prieaugio kiekiui įvertinti mobiliojo celp kodeke
US9626982B2 (en) 2011-02-15 2017-04-18 Voiceage Corporation Device and method for quantizing the gains of the adaptive and fixed contributions of the excitation in a CELP codec
CN112741961A (zh) * 2020-12-31 2021-05-04 江苏集萃智能制造技术研究所有限公司 一种便携式集成tensems功能的电子脉冲刺激器
CN114913863B (zh) * 2021-02-09 2024-10-18 同响科技股份有限公司 数字音信数据编码方法

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US4969192A (en) 1987-04-06 1990-11-06 Voicecraft, Inc. Vector adaptive predictive coder for speech and audio
IT1232084B (it) * 1989-05-03 1992-01-23 Cselt Centro Studi Lab Telecom Sistema di codifica per segnali audio a banda allargata
GB2235354A (en) * 1989-08-16 1991-02-27 Philips Electronic Associated Speech coding/encoding using celp
IL95753A (en) * 1989-10-17 1994-11-11 Motorola Inc Digital speech coder
US5754976A (en) 1990-02-23 1998-05-19 Universite De Sherbrooke Algebraic codebook with signal-selected pulse amplitude/position combinations for fast coding of speech
CA2010830C (fr) 1990-02-23 1996-06-25 Jean-Pierre Adoul Regles de codage dynamique permettant un codage efficace des paroles au moyen de codes algebriques
FR2668288B1 (fr) * 1990-10-19 1993-01-15 Di Francesco Renaud Procede de transmission, a bas debit, par codage celp d'un signal de parole et systeme correspondant.
US5293449A (en) * 1990-11-23 1994-03-08 Comsat Corporation Analysis-by-synthesis 2,4 kbps linear predictive speech codec
ATE477571T1 (de) 1991-06-11 2010-08-15 Qualcomm Inc Vocoder mit veränderlicher bitrate
US5255339A (en) * 1991-07-19 1993-10-19 Motorola, Inc. Low bit rate vocoder means and method
US5233660A (en) * 1991-09-10 1993-08-03 At&T Bell Laboratories Method and apparatus for low-delay celp speech coding and decoding
US5327520A (en) * 1992-06-04 1994-07-05 At&T Bell Laboratories Method of use of voice message coder/decoder
FI96248C (fi) 1993-05-06 1996-05-27 Nokia Mobile Phones Ltd Menetelmä pitkän aikavälin synteesisuodattimen toteuttamiseksi sekä synteesisuodatin puhekoodereihin
FI98163C (fi) 1994-02-08 1997-04-25 Nokia Mobile Phones Ltd Koodausjärjestelmä parametriseen puheenkoodaukseen
SE506379C3 (sv) * 1995-03-22 1998-01-19 Ericsson Telefon Ab L M Lpc-talkodare med kombinerad excitation
CA2177413A1 (fr) * 1995-06-07 1996-12-08 Yair Shoham Affaiblissement du gain durant l'effacement des blocs
US5664055A (en) * 1995-06-07 1997-09-02 Lucent Technologies Inc. CS-ACELP speech compression system with adaptive pitch prediction filter gain based on a measure of periodicity
US5732389A (en) * 1995-06-07 1998-03-24 Lucent Technologies Inc. Voiced/unvoiced classification of speech for excitation codebook selection in celp speech decoding during frame erasures
US5692101A (en) * 1995-11-20 1997-11-25 Motorola, Inc. Speech coding method and apparatus using mean squared error modifier for selected speech coder parameters using VSELP techniques

Also Published As

Publication number Publication date
FI980532A0 (fi) 1998-03-09
JP2002507011A (ja) 2002-03-05
DE69900786T2 (de) 2002-09-26
KR100487943B1 (ko) 2005-05-04
BR9907665A (pt) 2000-10-24
KR20010024935A (ko) 2001-03-26
CN1292914A (zh) 2001-04-25
US6470313B1 (en) 2002-10-22
DE69900786D1 (de) 2002-02-28
JP3354138B2 (ja) 2002-12-09
ES2171071T3 (es) 2002-08-16
BR9907665B1 (pt) 2013-12-31
CN1121683C (zh) 2003-09-17
FI980532A7 (fi) 1999-09-10
WO1999046764A3 (fr) 1999-10-21
EP1062661A2 (fr) 2000-12-27
AU2427099A (en) 1999-09-27
EP1062661B1 (fr) 2002-01-09
HK1035055A1 (en) 2001-11-09
WO1999046764A2 (fr) 1999-09-16

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