SE518319C2 - Förfarande och anordning för vektorkvantisering - Google Patents
Förfarande och anordning för vektorkvantiseringInfo
- Publication number
- SE518319C2 SE518319C2 SE9404086A SE9404086A SE518319C2 SE 518319 C2 SE518319 C2 SE 518319C2 SE 9404086 A SE9404086 A SE 9404086A SE 9404086 A SE9404086 A SE 9404086A SE 518319 C2 SE518319 C2 SE 518319C2
- Authority
- SE
- Sweden
- Prior art keywords
- vector
- segment
- vectors
- correlations
- predetermined vectors
- Prior art date
Links
- 238000013139 quantization Methods 0.000 title claims abstract description 36
- 239000013598 vector Substances 0.000 title claims description 223
- 238000000034 method Methods 0.000 title claims description 32
- 230000004044 response Effects 0.000 claims description 13
- 102000006463 Talin Human genes 0.000 claims 1
- 108010083809 Talin Proteins 0.000 claims 1
- 230000003595 spectral effect Effects 0.000 abstract description 8
- 230000007774 longterm Effects 0.000 description 9
- 230000005284 excitation Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 7
- 238000004891 communication Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- YTAHJIFKAKIKAV-XNMGPUDCSA-N [(1R)-3-morpholin-4-yl-1-phenylpropyl] N-[(3S)-2-oxo-5-phenyl-1,3-dihydro-1,4-benzodiazepin-3-yl]carbamate Chemical compound O=C1[C@H](N=C(C2=C(N1)C=CC=C2)C1=CC=CC=C1)NC(O[C@H](CCN1CCOCC1)C1=CC=CC=C1)=O YTAHJIFKAKIKAV-XNMGPUDCSA-N 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 3
- 238000005311 autocorrelation function Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001960 triggered 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/083—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being an excitation gain
-
- 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
-
- 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
- G10L19/135—Vector sum excited linear prediction [VSELP]
-
- 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
- G10L2019/0013—Codebook search algorithms
-
- 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
- G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
- G10L25/06—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being correlation coefficients
-
- 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
- G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
- G10L25/24—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being the cepstrum
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Analogue/Digital Conversion (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3779393A | 1993-03-26 | 1993-03-26 | |
| PCT/US1994/002370 WO1994023426A1 (fr) | 1993-03-26 | 1994-03-07 | Quantification vectorielle: methode et appareil |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE9404086D0 SE9404086D0 (sv) | 1994-11-25 |
| SE9404086L SE9404086L (sv) | 1995-01-25 |
| SE518319C2 true SE518319C2 (sv) | 2002-09-24 |
Family
ID=21896370
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE9404086A SE518319C2 (sv) | 1993-03-26 | 1994-11-25 | Förfarande och anordning för vektorkvantisering |
| SE0201109A SE524202C2 (sv) | 1993-03-26 | 2002-04-12 | Förfarande och anordning för vektorkvantisering |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE0201109A SE524202C2 (sv) | 1993-03-26 | 2002-04-12 | Förfarande och anordning för vektorkvantisering |
Country Status (12)
| Country | Link |
|---|---|
| US (2) | US5826224A (fr) |
| JP (1) | JP3042886B2 (fr) |
| CN (2) | CN1051392C (fr) |
| AU (2) | AU668817B2 (fr) |
| BR (1) | BR9404725A (fr) |
| CA (1) | CA2135629C (fr) |
| DE (2) | DE4492048C2 (fr) |
| FR (1) | FR2706064B1 (fr) |
| GB (2) | GB2282943B (fr) |
| SE (2) | SE518319C2 (fr) |
| SG (1) | SG47025A1 (fr) |
| WO (1) | WO1994023426A1 (fr) |
Families Citing this family (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6006174A (en) * | 1990-10-03 | 1999-12-21 | Interdigital Technology Coporation | Multiple impulse excitation speech encoder and decoder |
| IT1277194B1 (it) * | 1995-06-28 | 1997-11-05 | Alcatel Italia | Metodo e relativi apparati di codifica e di decodifica di un segnale vocale campionato |
| FR2738383B1 (fr) * | 1995-09-05 | 1997-10-03 | Thomson Csf | Procede de quantification vectorielle de vocodeurs bas debit |
| JP3680380B2 (ja) * | 1995-10-26 | 2005-08-10 | ソニー株式会社 | 音声符号化方法及び装置 |
| TW307960B (en) * | 1996-02-15 | 1997-06-11 | Philips Electronics Nv | Reduced complexity signal transmission system |
| JP2914305B2 (ja) * | 1996-07-10 | 1999-06-28 | 日本電気株式会社 | ベクトル量子化装置 |
| FI114248B (fi) * | 1997-03-14 | 2004-09-15 | Nokia Corp | Menetelmä ja laite audiokoodaukseen ja audiodekoodaukseen |
| US6826524B1 (en) | 1998-01-08 | 2004-11-30 | Purdue Research Foundation | Sample-adaptive product quantization |
| US6453289B1 (en) | 1998-07-24 | 2002-09-17 | Hughes Electronics Corporation | Method of noise reduction for speech codecs |
| IL129752A (en) * | 1999-05-04 | 2003-01-12 | Eci Telecom Ltd | Telecommunication method and system for using same |
| GB2352949A (en) * | 1999-08-02 | 2001-02-07 | Motorola Ltd | Speech coder for communications unit |
| US6910007B2 (en) * | 2000-05-31 | 2005-06-21 | At&T Corp | Stochastic modeling of spectral adjustment for high quality pitch modification |
| JP2002032096A (ja) * | 2000-07-18 | 2002-01-31 | Matsushita Electric Ind Co Ltd | 雑音区間／音声区間判定装置 |
| US7171355B1 (en) * | 2000-10-25 | 2007-01-30 | Broadcom Corporation | Method and apparatus for one-stage and two-stage noise feedback coding of speech and audio signals |
| CA2429832C (fr) * | 2000-11-30 | 2011-05-17 | Matsushita Electric Industrial Co., Ltd. | Dispositif de quantification vectorielle pour des parametres lpc |
| JP4857468B2 (ja) * | 2001-01-25 | 2012-01-18 | ソニー株式会社 | データ処理装置およびデータ処理方法、並びにプログラムおよび記録媒体 |
| US7003454B2 (en) * | 2001-05-16 | 2006-02-21 | Nokia Corporation | Method and system for line spectral frequency vector quantization in speech codec |
| US6584437B2 (en) | 2001-06-11 | 2003-06-24 | Nokia Mobile Phones Ltd. | Method and apparatus for coding successive pitch periods in speech signal |
| US7110942B2 (en) * | 2001-08-14 | 2006-09-19 | Broadcom Corporation | Efficient excitation quantization in a noise feedback coding system using correlation techniques |
| US7206740B2 (en) * | 2002-01-04 | 2007-04-17 | Broadcom Corporation | Efficient excitation quantization in noise feedback coding with general noise shaping |
| WO2003091989A1 (fr) * | 2002-04-26 | 2003-11-06 | Matsushita Electric Industrial Co., Ltd. | Codeur, decodeur et procede de codage et de decodage |
| CA2388358A1 (fr) * | 2002-05-31 | 2003-11-30 | Voiceage Corporation | Methode et dispositif de quantification vectorielle de reseau multicalibre |
| US7337110B2 (en) * | 2002-08-26 | 2008-02-26 | Motorola, Inc. | Structured VSELP codebook for low complexity search |
| US7047188B2 (en) * | 2002-11-08 | 2006-05-16 | Motorola, Inc. | Method and apparatus for improvement coding of the subframe gain in a speech coding system |
| US7054807B2 (en) * | 2002-11-08 | 2006-05-30 | Motorola, Inc. | Optimizing encoder for efficiently determining analysis-by-synthesis codebook-related parameters |
| US7272557B2 (en) * | 2003-05-01 | 2007-09-18 | Microsoft Corporation | Method and apparatus for quantizing model parameters |
| CN1890711B (zh) * | 2003-10-10 | 2011-01-19 | 新加坡科技研究局 | 将数字信号编码成可扩缩比特流的方法和对可扩缩比特流解码的方法 |
| US8473286B2 (en) * | 2004-02-26 | 2013-06-25 | Broadcom Corporation | Noise feedback coding system and method for providing generalized noise shaping within a simple filter structure |
| US7697766B2 (en) * | 2005-03-17 | 2010-04-13 | Delphi Technologies, Inc. | System and method to determine awareness |
| JP4871894B2 (ja) | 2007-03-02 | 2012-02-08 | パナソニック株式会社 | 符号化装置、復号装置、符号化方法および復号方法 |
| CN101030377B (zh) * | 2007-04-13 | 2010-12-15 | 清华大学 | 提高声码器基音周期参数量化精度的方法 |
| CA2972808C (fr) | 2008-07-10 | 2018-12-18 | Voiceage Corporation | Quantification de filtre a codage predictif lineaire a reference multiple et dispositif et procede de quantification inverse |
| US8363957B2 (en) * | 2009-08-06 | 2013-01-29 | Delphi Technologies, Inc. | Image classification system and method thereof |
| CN101968778A (zh) * | 2010-08-13 | 2011-02-09 | 广州永日电梯有限公司 | 点阵串行显示方法 |
| EP3547261B1 (fr) * | 2012-03-29 | 2023-08-09 | Telefonaktiebolaget LM Ericsson (publ) | Quantificateur vectoriel |
| EP3869506A1 (fr) * | 2014-03-28 | 2021-08-25 | Samsung Electronics Co., Ltd. | Procédé et dispositif de quantification de coefficient de prédiction linéaire et procédé et dispositif de quantification inverse |
| CN112927702A (zh) | 2014-05-07 | 2021-06-08 | 三星电子株式会社 | 对线性预测系数量化的方法和装置及解量化的方法和装置 |
| KR101987565B1 (ko) * | 2014-08-28 | 2019-06-10 | 노키아 테크놀로지스 오와이 | 오디오 파라미터 양자화 |
| CN109887519B (zh) * | 2019-03-14 | 2021-05-11 | 北京芯盾集团有限公司 | 提高语音信道数据传输准确性的方法 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4544919A (en) * | 1982-01-03 | 1985-10-01 | Motorola, Inc. | Method and means of determining coefficients for linear predictive coding |
| JPS59116698A (ja) * | 1982-12-23 | 1984-07-05 | シャープ株式会社 | 音声デ−タ圧縮方法 |
| US4896361A (en) * | 1988-01-07 | 1990-01-23 | Motorola, Inc. | Digital speech coder having improved vector excitation source |
| US4817157A (en) * | 1988-01-07 | 1989-03-28 | Motorola, Inc. | Digital speech coder having improved vector excitation source |
| EP0331857B1 (fr) * | 1988-03-08 | 1992-05-20 | International Business Machines Corporation | Procédé et dispositif pour le codage de la parole à faible débit |
| EP0331858B1 (fr) * | 1988-03-08 | 1993-08-25 | International Business Machines Corporation | Procédé et dispositif de codage multi-débit de la parole |
| JPH02250100A (ja) * | 1989-03-24 | 1990-10-05 | Mitsubishi Electric Corp | 音声符合化装置 |
| US4974099A (en) * | 1989-06-21 | 1990-11-27 | International Mobile Machines Corporation | Communication signal compression system and method |
| US4975956A (en) * | 1989-07-26 | 1990-12-04 | Itt Corporation | Low-bit-rate speech coder using LPC data reduction processing |
| US5012518A (en) * | 1989-07-26 | 1991-04-30 | Itt Corporation | Low-bit-rate speech coder using LPC data reduction processing |
| US4963030A (en) * | 1989-11-29 | 1990-10-16 | California Institute Of Technology | Distributed-block vector quantization coder |
| JP2626223B2 (ja) * | 1990-09-26 | 1997-07-02 | 日本電気株式会社 | 音声符号化装置 |
| JP3129778B2 (ja) * | 1991-08-30 | 2001-01-31 | 富士通株式会社 | ベクトル量子化器 |
| US5307460A (en) * | 1992-02-14 | 1994-04-26 | Hughes Aircraft Company | Method and apparatus for determining the excitation signal in VSELP coders |
| US5351338A (en) * | 1992-07-06 | 1994-09-27 | Telefonaktiebolaget L M Ericsson | Time variable spectral analysis based on interpolation for speech coding |
-
1994
- 1994-03-07 JP JP6522073A patent/JP3042886B2/ja not_active Expired - Lifetime
- 1994-03-07 CN CN94190277A patent/CN1051392C/zh not_active Expired - Lifetime
- 1994-03-07 SG SG1996002558A patent/SG47025A1/en unknown
- 1994-03-07 WO PCT/US1994/002370 patent/WO1994023426A1/fr active Application Filing
- 1994-03-07 DE DE4492048A patent/DE4492048C2/de not_active Expired - Lifetime
- 1994-03-07 DE DE4492048T patent/DE4492048T1/de active Pending
- 1994-03-07 CA CA002135629A patent/CA2135629C/fr not_active Expired - Lifetime
- 1994-03-07 GB GB9422823A patent/GB2282943B/en not_active Expired - Lifetime
- 1994-03-07 AU AU63970/94A patent/AU668817B2/en not_active Expired
- 1994-03-07 BR BR9404725A patent/BR9404725A/pt not_active IP Right Cessation
- 1994-03-23 FR FR9403414A patent/FR2706064B1/fr not_active Expired - Lifetime
- 1994-11-25 SE SE9404086A patent/SE518319C2/sv not_active IP Right Cessation
-
1996
- 1996-02-29 US US08/609,027 patent/US5826224A/en not_active Expired - Lifetime
- 1996-03-08 US US08/611,608 patent/US5675702A/en not_active Expired - Lifetime
- 1996-08-01 AU AU60843/96A patent/AU678953B2/en not_active Expired
-
1997
- 1997-03-12 CN CNB971034516A patent/CN1150516C/zh not_active Expired - Lifetime
-
1998
- 1998-02-12 GB GBGB9802900.2A patent/GB9802900D0/en active Pending
-
2002
- 2002-04-12 SE SE0201109A patent/SE524202C2/sv not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CA2135629A1 (fr) | 1994-10-13 |
| SE0201109D0 (sv) | 2002-04-12 |
| CN1051392C (zh) | 2000-04-12 |
| BR9404725A (pt) | 1999-06-15 |
| AU6084396A (en) | 1996-10-10 |
| SG47025A1 (en) | 1998-03-20 |
| GB9802900D0 (en) | 1998-04-08 |
| CA2135629C (fr) | 2000-02-08 |
| GB9422823D0 (en) | 1995-01-04 |
| GB2282943B (en) | 1998-06-03 |
| CN1166019A (zh) | 1997-11-26 |
| AU668817B2 (en) | 1996-05-16 |
| SE9404086L (sv) | 1995-01-25 |
| AU678953B2 (en) | 1997-06-12 |
| SE9404086D0 (sv) | 1994-11-25 |
| GB2282943A (en) | 1995-04-19 |
| CN1109697A (zh) | 1995-10-04 |
| AU6397094A (en) | 1994-10-24 |
| JP3042886B2 (ja) | 2000-05-22 |
| DE4492048C2 (de) | 1997-01-02 |
| SE524202C2 (sv) | 2004-07-06 |
| FR2706064B1 (fr) | 1997-06-27 |
| SE0201109L (sv) | 2002-04-12 |
| US5675702A (en) | 1997-10-07 |
| CN1150516C (zh) | 2004-05-19 |
| US5826224A (en) | 1998-10-20 |
| DE4492048T1 (de) | 1995-04-27 |
| FR2706064A1 (fr) | 1994-12-09 |
| JPH07507885A (ja) | 1995-08-31 |
| WO1994023426A1 (fr) | 1994-10-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |