DE69839407D1 - Verfahren und Vorrichtung zum Generieren von Vektoren für die Sprachdekodierung& x9;& x9;& x9;& x9; - Google Patents
Verfahren und Vorrichtung zum Generieren von Vektoren für die Sprachdekodierung& x9;& x9;& x9;& x9;Info
- Publication number
- DE69839407D1 DE69839407D1 DE69839407T DE69839407T DE69839407D1 DE 69839407 D1 DE69839407 D1 DE 69839407D1 DE 69839407 T DE69839407 T DE 69839407T DE 69839407 T DE69839407 T DE 69839407T DE 69839407 D1 DE69839407 D1 DE 69839407D1
- Authority
- DE
- Germany
- Prior art keywords
- speech decoding
- generating vectors
- vectors
- generating
- speech
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
- G10L19/107—Sparse pulse excitation, e.g. by using algebraic codebook
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP28941297A JP3235543B2 (ja) | 1997-10-22 | 1997-10-22 | 音声符号化/復号化装置 |
JP28941297 | 1997-10-22 | ||
JP29513097 | 1997-10-28 | ||
JP29513097A JP3175667B2 (ja) | 1997-10-28 | 1997-10-28 | ベクトル量子化法 |
JP8571798 | 1998-03-31 | ||
JP08571798A JP3174756B2 (ja) | 1998-03-31 | 1998-03-31 | 音源ベクトル生成装置及び音源ベクトル生成方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69839407D1 true DE69839407D1 (de) | 2008-06-05 |
DE69839407T2 DE69839407T2 (de) | 2008-09-04 |
Family
ID=27304940
Family Applications (8)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69840008T Expired - Lifetime DE69840008D1 (de) | 1997-10-22 | 1998-10-22 | Verfahren und Vorrichtung für die Erzeugung von gestreuten Vektoren |
DE69839407T Expired - Lifetime DE69839407T2 (de) | 1997-10-22 | 1998-10-22 | Verfahren und Vorrichtung zum Generieren von Vektoren für die Sprachdekodierung |
DE69840038T Expired - Lifetime DE69840038D1 (de) | 1997-10-22 | 1998-10-22 | Tonkodierer und Tondekodierer |
DE69838305T Expired - Lifetime DE69838305T2 (de) | 1997-10-22 | 1998-10-22 | Orthogonalisierungssuche für die CELP basierte Sprachkodierung |
DE69836624T Expired - Lifetime DE69836624T2 (de) | 1997-10-22 | 1998-10-22 | Audiokodierer und -dekodierer |
DE69840009T Expired - Lifetime DE69840009D1 (de) | 1997-10-22 | 1998-10-22 | Mehrstufige Vector Quantisierung für die Sprachkodierung |
DE29825254U Expired - Lifetime DE29825254U1 (de) | 1997-10-22 | 1998-10-22 | Sprachcodierer und Sprachdecodierer |
DE69840855T Expired - Lifetime DE69840855D1 (de) | 1997-10-22 | 1998-10-22 | Anregungsvektorerzeugung für die Sprachkodierung und -dekodierung |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69840008T Expired - Lifetime DE69840008D1 (de) | 1997-10-22 | 1998-10-22 | Verfahren und Vorrichtung für die Erzeugung von gestreuten Vektoren |
Family Applications After (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69840038T Expired - Lifetime DE69840038D1 (de) | 1997-10-22 | 1998-10-22 | Tonkodierer und Tondekodierer |
DE69838305T Expired - Lifetime DE69838305T2 (de) | 1997-10-22 | 1998-10-22 | Orthogonalisierungssuche für die CELP basierte Sprachkodierung |
DE69836624T Expired - Lifetime DE69836624T2 (de) | 1997-10-22 | 1998-10-22 | Audiokodierer und -dekodierer |
DE69840009T Expired - Lifetime DE69840009D1 (de) | 1997-10-22 | 1998-10-22 | Mehrstufige Vector Quantisierung für die Sprachkodierung |
DE29825254U Expired - Lifetime DE29825254U1 (de) | 1997-10-22 | 1998-10-22 | Sprachcodierer und Sprachdecodierer |
DE69840855T Expired - Lifetime DE69840855D1 (de) | 1997-10-22 | 1998-10-22 | Anregungsvektorerzeugung für die Sprachkodierung und -dekodierung |
Country Status (8)
Country | Link |
---|---|
US (10) | US6415254B1 (de) |
EP (12) | EP1760695B1 (de) |
KR (10) | KR100900113B1 (de) |
CN (1) | CN100349208C (de) |
CA (3) | CA2275266C (de) |
DE (8) | DE69840008D1 (de) |
HK (10) | HK1025417A1 (de) |
WO (1) | WO1999021174A1 (de) |
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DE69710505T2 (de) * | 1996-11-07 | 2002-06-27 | Matsushita Electric Ind Co Ltd | Verfahren und Vorrichtung zur Erzeugung eines Vektorquantisierungs-Codebuchs |
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JP4173940B2 (ja) * | 1999-03-05 | 2008-10-29 | 松下電器産業株式会社 | 音声符号化装置及び音声符号化方法 |
SE0001727L (sv) * | 2000-05-10 | 2001-11-11 | Global Ip Sound Ab | Överföring över paketförmedlade nät |
KR100566713B1 (ko) | 2000-11-27 | 2006-04-03 | 니뽄 덴신 덴와 가부시키가이샤 | 음향 파라미터 부호화, 복호화 방법, 장치 및 프로그램, 음성 부호화, 복호화 방법, 장치 및 프로그램 |
JP3404016B2 (ja) * | 2000-12-26 | 2003-05-06 | 三菱電機株式会社 | 音声符号化装置及び音声符号化方法 |
US7206739B2 (en) * | 2001-05-23 | 2007-04-17 | Samsung Electronics Co., Ltd. | Excitation codebook search method in a speech coding system |
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KR100446630B1 (ko) * | 2002-05-08 | 2004-09-04 | 삼성전자주식회사 | 음성신호에 대한 벡터 양자화 및 역 벡터 양자화 장치와그 방법 |
CA2415105A1 (en) * | 2002-12-24 | 2004-06-24 | Voiceage Corporation | A method and device for robust predictive vector quantization of linear prediction parameters in variable bit rate speech coding |
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US7668712B2 (en) * | 2004-03-31 | 2010-02-23 | Microsoft Corporation | Audio encoding and decoding with intra frames and adaptive forward error correction |
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 |
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1998
- 1998-10-22 WO PCT/JP1998/004777 patent/WO1999021174A1/ja active IP Right Grant
- 1998-10-22 EP EP06025740.9A patent/EP1760695B1/de not_active Expired - Lifetime
- 1998-10-22 EP EP06019107A patent/EP1752968B1/de not_active Expired - Lifetime
- 1998-10-22 DE DE69840008T patent/DE69840008D1/de not_active Expired - Lifetime
- 1998-10-22 CA CA002275266A patent/CA2275266C/en not_active Expired - Lifetime
- 1998-10-22 KR KR1020087016338A patent/KR100900113B1/ko not_active IP Right Cessation
- 1998-10-22 KR KR1020087019303A patent/KR101029398B1/ko not_active IP Right Cessation
- 1998-10-22 EP EP06009156A patent/EP1684268B8/de not_active Expired - Lifetime
- 1998-10-22 KR KR1020077016451A patent/KR100886062B1/ko not_active IP Right Cessation
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