CN1167048C - 语音编码设备和语音解码设备 - Google Patents
语音编码设备和语音解码设备 Download PDFInfo
- Publication number
- CN1167048C CN1167048C CNB99800927XA CN99800927A CN1167048C CN 1167048 C CN1167048 C CN 1167048C CN B99800927X A CNB99800927X A CN B99800927XA CN 99800927 A CN99800927 A CN 99800927A CN 1167048 C CN1167048 C CN 1167048C
- Authority
- CN
- China
- Prior art keywords
- sub
- codebook
- excitation
- excitation vectors
- code book
- 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.)
- Expired - Fee Related
Links
- 230000005284 excitation Effects 0.000 claims abstract description 216
- 239000013598 vector Substances 0.000 claims abstract description 186
- 230000003044 adaptive effect Effects 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 24
- 238000004458 analytical method Methods 0.000 claims description 22
- 238000005086 pumping Methods 0.000 claims description 12
- 238000003860 storage Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000004364 calculation method Methods 0.000 claims description 7
- 238000007792 addition Methods 0.000 description 37
- 206010038743 Restlessness Diseases 0.000 description 29
- 230000000875 corresponding effect Effects 0.000 description 24
- 238000004519 manufacturing process Methods 0.000 description 14
- 150000001875 compounds Chemical class 0.000 description 11
- 238000012545 processing Methods 0.000 description 9
- 230000006870 function Effects 0.000 description 7
- 238000004891 communication Methods 0.000 description 6
- 239000012634 fragment Substances 0.000 description 6
- 125000006850 spacer group Chemical group 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 238000005755 formation reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000007774 longterm Effects 0.000 description 4
- 230000000306 recurrent effect Effects 0.000 description 4
- 241001282153 Scopelogadus mizolepis Species 0.000 description 3
- 230000004807 localization Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000007850 degeneration Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 230000008447 perception Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 210000001260 vocal cord Anatomy 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Images
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
- G10L19/12—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
- 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
- G10L2019/0004—Design or structure of the codebook
- G10L2019/0005—Multi-stage vector quantisation
-
- 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
- G10L2019/0014—Selection criteria for distances
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)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Abstract
Description
Claims (16)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP160119/1998 | 1998-06-09 | ||
JP16011998 | 1998-06-09 | ||
JP25827198 | 1998-09-11 | ||
JP258271/1998 | 1998-09-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1272939A CN1272939A (zh) | 2000-11-08 |
CN1167048C true CN1167048C (zh) | 2004-09-15 |
Family
ID=26486711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB99800927XA Expired - Fee Related CN1167048C (zh) | 1998-06-09 | 1999-06-08 | 语音编码设备和语音解码设备 |
Country Status (8)
Country | Link |
---|---|
US (2) | US7110943B1 (zh) |
EP (2) | EP2378517A1 (zh) |
JP (1) | JP3955179B2 (zh) |
KR (1) | KR100351484B1 (zh) |
CN (1) | CN1167048C (zh) |
AT (1) | ATE520122T1 (zh) |
CA (1) | CA2300077C (zh) |
WO (1) | WO1999065017A1 (zh) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100351484B1 (ko) * | 1998-06-09 | 2002-09-05 | 마츠시타 덴끼 산교 가부시키가이샤 | 음성 부호화 장치, 음성 복호화 장치, 음성 부호화 방법 및 기록 매체 |
GB2368761B (en) * | 2000-10-30 | 2003-07-16 | Motorola Inc | Speech codec and methods for generating a vector codebook and encoding/decoding speech signals |
JP4108317B2 (ja) | 2001-11-13 | 2008-06-25 | 日本電気株式会社 | 符号変換方法及び装置とプログラム並びに記憶媒体 |
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 |
US7698132B2 (en) * | 2002-12-17 | 2010-04-13 | Qualcomm Incorporated | Sub-sampled excitation waveform codebooks |
US7024358B2 (en) * | 2003-03-15 | 2006-04-04 | Mindspeed Technologies, Inc. | Recovering an erased voice frame with time warping |
CN1303584C (zh) * | 2003-09-29 | 2007-03-07 | 摩托罗拉公司 | 联接式语音合成的声音目录编码方法和装置 |
JP4445328B2 (ja) | 2004-05-24 | 2010-04-07 | パナソニック株式会社 | 音声・楽音復号化装置および音声・楽音復号化方法 |
TWI317933B (en) * | 2005-04-22 | 2009-12-01 | Qualcomm Inc | Methods, data storage medium,apparatus of signal processing,and cellular telephone including the same |
BRPI0611430A2 (pt) * | 2005-05-11 | 2010-11-23 | Matsushita Electric Ind Co Ltd | codificador, decodificador e seus métodos |
WO2007129726A1 (ja) * | 2006-05-10 | 2007-11-15 | Panasonic Corporation | 音声符号化装置及び音声符号化方法 |
EP2040251B1 (en) | 2006-07-12 | 2019-10-09 | III Holdings 12, LLC | Audio decoding device and audio encoding device |
JPWO2008018464A1 (ja) * | 2006-08-08 | 2009-12-24 | パナソニック株式会社 | 音声符号化装置および音声符号化方法 |
WO2008064697A1 (en) * | 2006-11-29 | 2008-06-05 | Loquendo S.P.A. | Multicodebook source -dependent coding and decoding |
EP2099026A4 (en) * | 2006-12-13 | 2011-02-23 | Panasonic Corp | POST-FILTER AND FILTERING METHOD |
CN101971251B (zh) | 2008-03-14 | 2012-08-08 | 杜比实验室特许公司 | 像言语的信号和不像言语的信号的多模式编解码方法及装置 |
JP5817854B2 (ja) * | 2013-02-22 | 2015-11-18 | ヤマハ株式会社 | 音声合成装置およびプログラム |
KR20160070147A (ko) | 2013-10-18 | 2016-06-17 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 결정론적 및 잡음 유사 정보를 사용하는 오디오 신호의 인코딩 및 오디오 신호의 디코딩을 위한 개념 |
MX355091B (es) | 2013-10-18 | 2018-04-04 | Fraunhofer Ges Forschung | Concepto para codificar una señal de audio y decodificar una señal de audio usando información de conformación espectral relacionada con la voz. |
US10847170B2 (en) | 2015-06-18 | 2020-11-24 | Qualcomm Incorporated | Device and method for generating a high-band signal from non-linearly processed sub-ranges |
US9837089B2 (en) * | 2015-06-18 | 2017-12-05 | Qualcomm Incorporated | High-band signal generation |
CN113609134B (zh) * | 2021-08-23 | 2024-05-24 | 广州品唯软件有限公司 | 一种获取唯一随机码的方法及装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5060269A (en) * | 1989-05-18 | 1991-10-22 | General Electric Company | Hybrid switched multi-pulse/stochastic speech coding technique |
CA2010830C (en) * | 1990-02-23 | 1996-06-25 | Jean-Pierre Adoul | Dynamic codebook for efficient speech coding based on algebraic codes |
JP3089769B2 (ja) * | 1991-12-03 | 2000-09-18 | 日本電気株式会社 | 音声符号化装置 |
JP2968109B2 (ja) | 1991-12-11 | 1999-10-25 | 沖電気工業株式会社 | コード励振線形予測符号化器及び復号化器 |
JPH05232994A (ja) | 1992-02-25 | 1993-09-10 | Oki Electric Ind Co Ltd | 統計コードブック |
US5717824A (en) | 1992-08-07 | 1998-02-10 | Pacific Communication Sciences, Inc. | Adaptive speech coder having code excited linear predictor with multiple codebook searches |
JP2746039B2 (ja) | 1993-01-22 | 1998-04-28 | 日本電気株式会社 | 音声符号化方式 |
SE506379C3 (sv) * | 1995-03-22 | 1998-01-19 | Ericsson Telefon Ab L M | Lpc-talkodare med kombinerad excitation |
CA2213909C (en) * | 1996-08-26 | 2002-01-22 | Nec Corporation | High quality speech coder at low bit rates |
JPH10160119A (ja) | 1996-11-29 | 1998-06-19 | Corona Corp | ポット式バ−ナ |
US6066239A (en) | 1997-03-18 | 2000-05-23 | The West Bend Company | Water distiller with improved solids-removing baffle device |
JPH10260119A (ja) | 1997-03-19 | 1998-09-29 | Hitachi Zosen Corp | ガス分析前処理装置 |
KR100351484B1 (ko) * | 1998-06-09 | 2002-09-05 | 마츠시타 덴끼 산교 가부시키가이샤 | 음성 부호화 장치, 음성 복호화 장치, 음성 부호화 방법 및 기록 매체 |
-
1999
- 1999-06-08 KR KR1020007001311A patent/KR100351484B1/ko not_active IP Right Cessation
- 1999-06-08 JP JP2000553944A patent/JP3955179B2/ja not_active Expired - Fee Related
- 1999-06-08 EP EP11170975A patent/EP2378517A1/en not_active Withdrawn
- 1999-06-08 CA CA002300077A patent/CA2300077C/en not_active Expired - Fee Related
- 1999-06-08 WO PCT/JP1999/003064 patent/WO1999065017A1/en active IP Right Grant
- 1999-06-08 CN CNB99800927XA patent/CN1167048C/zh not_active Expired - Fee Related
- 1999-06-08 EP EP99923967A patent/EP1002237B1/en not_active Expired - Lifetime
- 1999-06-08 US US09/462,493 patent/US7110943B1/en not_active Expired - Fee Related
- 1999-06-08 AT AT99923967T patent/ATE520122T1/de not_active IP Right Cessation
-
2006
- 2006-05-09 US US11/429,944 patent/US7398206B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1002237A1 (en) | 2000-05-24 |
ATE520122T1 (de) | 2011-08-15 |
JP2002518694A (ja) | 2002-06-25 |
US20060206317A1 (en) | 2006-09-14 |
CA2300077C (en) | 2007-09-04 |
EP2378517A1 (en) | 2011-10-19 |
JP3955179B2 (ja) | 2007-08-08 |
CA2300077A1 (en) | 1999-12-16 |
EP1002237B1 (en) | 2011-08-10 |
US7398206B2 (en) | 2008-07-08 |
WO1999065017A1 (en) | 1999-12-16 |
KR20010022714A (ko) | 2001-03-26 |
US7110943B1 (en) | 2006-09-19 |
CN1272939A (zh) | 2000-11-08 |
KR100351484B1 (ko) | 2002-09-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1167048C (zh) | 语音编码设备和语音解码设备 | |
CN1192356C (zh) | 解码方法和包括自适应后置滤波器的*** | |
CN1244907C (zh) | 宽带语音编解码器中的高频增强层编码方法和装置 | |
EP1959435B1 (en) | Speech encoder | |
CN1179324C (zh) | 改善串联声码器话音质量的方法与设备 | |
CN1241170C (zh) | 语音编解码器中用于线频谱频率矢量量化的方法和*** | |
CN1795495A (zh) | 音频编码设备、音频解码设备、音频编码方法和音频解码方法 | |
CN1468427A (zh) | 一种码激励线性预测语音编码器的增益量化 | |
CN1152776A (zh) | 复制语言信号、解码语音、合成语音的方法和装置 | |
CN1655236A (zh) | 用于预测量化有声语音的方法和设备 | |
CN1265217A (zh) | 在语音通信***中语音增强的方法和装置 | |
CN1692408A (zh) | 码分多址无线***的可变比特率宽带语音编码中的有效带内半空白-突发序列信令及半速率最大操作的方法和装置 | |
CN1290077C (zh) | 用来对相位谱信息进行子抽样的方法和设备 | |
CN1313983A (zh) | 噪声信号编码装置及语音信号编码装置 | |
CN1218296C (zh) | 音调周期搜索范围设置装置 | |
CA2513842C (en) | Apparatus and method for speech coding | |
JP2002169595A (ja) | 固定音源符号帳及び音声符号化/復号化装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: MATSUSHITA ELECTRIC (AMERICA) INTELLECTUAL PROPERT Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD. Effective date: 20140718 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140718 Address after: California, USA Patentee after: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA Address before: Japan's Osaka kamato City Patentee before: Matsushita Electric Industrial Co.,Ltd. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20170602 Address after: Delaware Patentee after: III Holdings 12 LLC Address before: California, USA Patentee before: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040915 Termination date: 20180608 |
|
CF01 | Termination of patent right due to non-payment of annual fee |