FI113571B - Puheenkoodaus - Google Patents
Puheenkoodaus Download PDFInfo
- 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
Links
- 239000013598 vector Substances 0.000 claims description 153
- 238000012937 correction Methods 0.000 claims description 43
- 230000005284 excitation Effects 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 33
- 238000012545 processing Methods 0.000 claims description 21
- 230000007774 longterm Effects 0.000 claims description 9
- 238000013139 quantization Methods 0.000 claims description 7
- 230000001172 regenerating effect Effects 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 230000002194 synthesizing effect Effects 0.000 claims 1
- 230000006870 function Effects 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000003786 synthesis reaction Methods 0.000 description 5
- IVEKVTHFAJJKGA-BQBZGAKWSA-N (2s)-2-amino-5-[[(2r)-1-ethoxy-1-oxo-3-sulfanylpropan-2-yl]amino]-5-oxopentanoic acid Chemical compound CCOC(=O)[C@H](CS)NC(=O)CC[C@H](N)C(O)=O IVEKVTHFAJJKGA-BQBZGAKWSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000011045 prefiltration Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 101710196810 Non-specific lipid-transfer protein 2 Proteins 0.000 description 2
- 101710125352 Probable non-specific lipid-transfer protein 2 Proteins 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 101100379142 Mus musculus Anxa1 gene Proteins 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- BTCSSZJGUNDROE-UHFFFAOYSA-N gamma-aminobutyric acid Chemical compound NCCCC(O)=O BTCSSZJGUNDROE-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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)
Priority Applications (12)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI980532A FI113571B (fi) | 1998-03-09 | 1998-03-09 | Puheenkoodaus |
| BRPI9907665-9B1A BR9907665B1 (pt) | 1998-03-09 | 1999-02-12 | Método e aparelho para codificar e decodificar o sinal de voz |
| DE69900786T DE69900786T2 (de) | 1998-03-09 | 1999-02-12 | Sprachkodierung |
| CN99803763A CN1121683C (zh) | 1998-03-09 | 1999-02-12 | 语音编码 |
| AU24270/99A AU2427099A (en) | 1998-03-09 | 1999-02-12 | Speech coding |
| JP2000536069A JP3354138B2 (ja) | 1998-03-09 | 1999-02-12 | 音声符号化 |
| ES99903710T ES2171071T3 (es) | 1998-03-09 | 1999-02-12 | Codificacion de voz. |
| EP99903710A EP1062661B1 (fr) | 1998-03-09 | 1999-02-12 | Codage de la parole |
| KR10-2000-7008992A KR100487943B1 (ko) | 1998-03-09 | 1999-02-12 | 음성 코딩 |
| PCT/FI1999/000112 WO1999046764A2 (fr) | 1998-03-09 | 1999-02-12 | Codage de la parole |
| US09/263,439 US6470313B1 (en) | 1998-03-09 | 1999-03-04 | Speech coding |
| HK01105589A HK1035055A1 (en) | 1998-03-09 | 2001-08-10 | 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 |
| FI980532A FI980532A (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 (12)
| 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) |
| HK (1) | HK1035055A1 (fr) |
| WO (1) | WO1999046764A2 (fr) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6714907B2 (en) * | 1998-08-24 | 2004-03-30 | Mindspeed Technologies, Inc. | Codebook structure and search for speech coding |
| US6604070B1 (en) * | 1999-09-22 | 2003-08-05 | Conexant Systems, Inc. | System of encoding and decoding speech signals |
| AU766830B2 (en) * | 1999-09-22 | 2003-10-23 | Macom Technology Solutions Holdings, Inc. | Multimode speech encoder |
| EP1796083B1 (fr) | 2000-04-24 | 2009-01-07 | Qualcomm Incorporated | Procédé et appareil de quantification prédictive de trames voisées de la parole |
| 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 |
| CN101185127B (zh) * | 2005-04-01 | 2014-04-23 | 高通股份有限公司 | 用于编码和解码语音信号的高频带部分的方法和设备 |
| US20090164211A1 (en) * | 2006-05-10 | 2009-06-25 | Panasonic Corporation | Speech encoding apparatus and speech encoding method |
| 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 |
| AU2007318506B2 (en) * | 2006-11-10 | 2012-03-08 | Iii Holdings 12, Llc | Parameter decoding device, parameter encoding device, and parameter decoding method |
| WO2008072733A1 (fr) * | 2006-12-15 | 2008-06-19 | Panasonic Corporation | Dispositif de codage et procédé de codage |
| 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 |
| 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 |
| EP2676271B1 (fr) * | 2011-02-15 | 2020-07-29 | VoiceAge EVS LLC | Dispositif et procédé de quantification des gains des contributions adaptative et fixe de l'excitation dans un codec celp |
| 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 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 | Digits a digital speech |
| 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 |
| 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 |
| CA2177413A1 (fr) * | 1995-06-07 | 1996-12-08 | Yair Shoham | Affaiblissement du gain durant l'effacement des blocs |
| 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 |
-
1998
- 1998-03-09 FI FI980532A patent/FI113571B/fi not_active IP Right Cessation
-
1999
- 1999-02-12 WO PCT/FI1999/000112 patent/WO1999046764A2/fr active IP Right Grant
- 1999-02-12 KR KR10-2000-7008992A patent/KR100487943B1/ko not_active IP Right Cessation
- 1999-02-12 AU AU24270/99A patent/AU2427099A/en not_active Abandoned
- 1999-02-12 DE DE69900786T patent/DE69900786T2/de not_active Expired - Lifetime
- 1999-02-12 EP EP99903710A patent/EP1062661B1/fr not_active Expired - Lifetime
- 1999-02-12 CN CN99803763A patent/CN1121683C/zh not_active Expired - Lifetime
- 1999-02-12 JP JP2000536069A patent/JP3354138B2/ja not_active Expired - Lifetime
- 1999-02-12 ES ES99903710T patent/ES2171071T3/es not_active Expired - Lifetime
- 1999-02-12 BR BRPI9907665-9B1A patent/BR9907665B1/pt active IP Right Grant
- 1999-03-04 US US09/263,439 patent/US6470313B1/en not_active Expired - Lifetime
-
2001
- 2001-08-10 HK HK01105589A patent/HK1035055A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US6470313B1 (en) | 2002-10-22 |
| WO1999046764A3 (fr) | 1999-10-21 |
| DE69900786D1 (de) | 2002-02-28 |
| WO1999046764A2 (fr) | 1999-09-16 |
| KR100487943B1 (ko) | 2005-05-04 |
| FI980532A (fi) | 1999-09-10 |
| FI980532A0 (fi) | 1998-03-09 |
| KR20010024935A (ko) | 2001-03-26 |
| BR9907665B1 (pt) | 2013-12-31 |
| BR9907665A (pt) | 2000-10-24 |
| JP2002507011A (ja) | 2002-03-05 |
| CN1121683C (zh) | 2003-09-17 |
| CN1292914A (zh) | 2001-04-25 |
| ES2171071T3 (es) | 2002-08-16 |
| HK1035055A1 (en) | 2001-11-09 |
| EP1062661A2 (fr) | 2000-12-27 |
| AU2427099A (en) | 1999-09-27 |
| EP1062661B1 (fr) | 2002-01-09 |
| JP3354138B2 (ja) | 2002-12-09 |
| DE69900786T2 (de) | 2002-09-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC | Transfer of assignment of patent |
Owner name: NOKIA TECHNOLOGIES OY |
|
| MA | Patent expired |