DE69840855D1 - Anregungsvektorerzeugung für die Sprachkodierung und -dekodierung - Google Patents

Anregungsvektorerzeugung für die Sprachkodierung und -dekodierung

Info

Publication number
DE69840855D1
DE69840855D1 DE69840855T DE69840855T DE69840855D1 DE 69840855 D1 DE69840855 D1 DE 69840855D1 DE 69840855 T DE69840855 T DE 69840855T DE 69840855 T DE69840855 T DE 69840855T DE 69840855 D1 DE69840855 D1 DE 69840855D1
Authority
DE
Germany
Prior art keywords
decoding
vector generation
speech coding
excitation vector
excitation
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
Application number
DE69840855T
Other languages
English (en)
Inventor
Kazutoshi Yasunaga
Toshiyuki Morii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Original Assignee
Panasonic 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27304940&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69840855(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP28941297A external-priority patent/JP3235543B2/ja
Priority claimed from JP29513097A external-priority patent/JP3175667B2/ja
Priority claimed from JP08571798A external-priority patent/JP3174756B2/ja
Application filed by Panasonic Corp filed Critical Panasonic Corp
Application granted granted Critical
Publication of DE69840855D1 publication Critical patent/DE69840855D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
DE69840855T 1997-10-22 1998-10-22 Anregungsvektorerzeugung für die Sprachkodierung und -dekodierung Expired - Lifetime DE69840855D1 (de)

Applications Claiming Priority (3)

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
JP29513097A JP3175667B2 (ja) 1997-10-28 1997-10-28 ベクトル量子化法
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 (1)

Publication Number Publication Date
DE69840855D1 true DE69840855D1 (de) 2009-07-09

Family

ID=27304940

Family Applications (8)

Application Number Title Priority Date Filing Date
DE69840009T Expired - Lifetime DE69840009D1 (de) 1997-10-22 1998-10-22 Mehrstufige Vector Quantisierung für die Sprachkodierung
DE69838305T Expired - Lifetime DE69838305T2 (de) 1997-10-22 1998-10-22 Orthogonalisierungssuche für die CELP basierte Sprachkodierung
DE29825254U Expired - Lifetime DE29825254U1 (de) 1997-10-22 1998-10-22 Sprachcodierer und Sprachdecodierer
DE69840038T Expired - Lifetime DE69840038D1 (de) 1997-10-22 1998-10-22 Tonkodierer und Tondekodierer
DE69840855T Expired - Lifetime DE69840855D1 (de) 1997-10-22 1998-10-22 Anregungsvektorerzeugung für die Sprachkodierung und -dekodierung
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
DE69836624T Expired - Lifetime DE69836624T2 (de) 1997-10-22 1998-10-22 Audiokodierer und -dekodierer

Family Applications Before (4)

Application Number Title Priority Date Filing Date
DE69840009T Expired - Lifetime DE69840009D1 (de) 1997-10-22 1998-10-22 Mehrstufige Vector Quantisierung für die Sprachkodierung
DE69838305T Expired - Lifetime DE69838305T2 (de) 1997-10-22 1998-10-22 Orthogonalisierungssuche für die CELP basierte Sprachkodierung
DE29825254U Expired - Lifetime DE29825254U1 (de) 1997-10-22 1998-10-22 Sprachcodierer und Sprachdecodierer
DE69840038T Expired - Lifetime DE69840038D1 (de) 1997-10-22 1998-10-22 Tonkodierer und Tondekodierer

Family Applications After (3)

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
DE69836624T Expired - Lifetime DE69836624T2 (de) 1997-10-22 1998-10-22 Audiokodierer und -dekodierer

Country Status (8)

Country Link
US (10) US6415254B1 (de)
EP (12) EP1755227B1 (de)
KR (10) KR100938017B1 (de)
CN (1) CN100349208C (de)
CA (3) CA2684379C (de)
DE (8) DE69840009D1 (de)
HK (10) HK1025417A1 (de)
WO (1) WO1999021174A1 (de)

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Also Published As

Publication number Publication date
DE69838305D1 (de) 2007-10-04
EP1684268B1 (de) 2008-04-23
EP1755227A2 (de) 2007-02-21
DE69836624D1 (de) 2007-01-25
EP1684268A3 (de) 2007-02-07
EP0967594B1 (de) 2006-12-13
KR20050090026A (ko) 2005-09-09
US20060080091A1 (en) 2006-04-13
CN1632864A (zh) 2005-06-29
KR100938018B1 (ko) 2010-01-21
HK1104655A1 (en) 2008-01-18
US7546239B2 (en) 2009-06-09
EP1746582A1 (de) 2007-01-24
US7024356B2 (en) 2006-04-04
HK1099117A1 (en) 2007-08-03
KR100886062B1 (ko) 2009-02-26
CA2684379C (en) 2014-01-07
EP1752968A3 (de) 2007-02-21
EP1760694A3 (de) 2007-03-14
US20100228544A1 (en) 2010-09-09
EP1755227A3 (de) 2007-02-28
EP1640970B1 (de) 2007-08-22
EP1640970A2 (de) 2006-03-29
US7925501B2 (en) 2011-04-12
KR100527217B1 (ko) 2005-11-08
HK1103843A1 (en) 2007-12-28
KR100872246B1 (ko) 2008-12-05
DE69840038D1 (de) 2008-10-30
KR20000069562A (ko) 2000-11-25
CN100349208C (zh) 2007-11-14
EP1763019A1 (de) 2007-03-14
HK1097637A1 (en) 2007-06-29
KR20040005928A (ko) 2004-01-16
US20090138261A1 (en) 2009-05-28
EP1752968B1 (de) 2008-09-10
EP1760695A3 (de) 2007-03-14
DE69840008D1 (de) 2008-10-23
DE69836624T2 (de) 2007-04-05
EP2224597A1 (de) 2010-09-01
HK1122639A1 (en) 2009-05-22
US6415254B1 (en) 2002-07-02
EP2224597B1 (de) 2011-12-21
EP1640970A3 (de) 2006-04-05
KR20080068942A (ko) 2008-07-24
EP1746582B1 (de) 2009-05-27
CA2275266C (en) 2005-06-14
DE29825254U1 (de) 2007-03-01
US7373295B2 (en) 2008-05-13
EP1763019B1 (de) 2016-12-07
HK1101839A1 (zh) 2007-10-26
KR101029398B1 (ko) 2011-04-14
US8352253B2 (en) 2013-01-08
EP1640970B9 (de) 2009-10-14
DE69839407D1 (de) 2008-06-05
KR20070087152A (ko) 2007-08-27
KR20080078924A (ko) 2008-08-28
EP1760695B1 (de) 2013-04-24
US8332214B2 (en) 2012-12-11
EP1734512A3 (de) 2007-01-17
US7499854B2 (en) 2009-03-03
KR100938017B1 (ko) 2010-01-21
DE69838305T2 (de) 2007-12-20
WO1999021174A1 (en) 1999-04-29
DE69839407T2 (de) 2008-09-04
HK1025417A1 (en) 2000-11-10
HK1090465A1 (en) 2006-12-22
US20070255558A1 (en) 2007-11-01
US7533016B2 (en) 2009-05-12
EP0967594A4 (de) 2002-08-21
US20090132247A1 (en) 2009-05-21
US20070033019A1 (en) 2007-02-08
EP0967594A1 (de) 1999-12-29
US7590527B2 (en) 2009-09-15
US20040143432A1 (en) 2004-07-22
CA2684379A1 (en) 1999-04-29
US20020161575A1 (en) 2002-10-31
EP1755227B1 (de) 2008-09-10
CA2684452A1 (en) 1999-04-29
EP1746583A1 (de) 2007-01-24
KR20070087151A (ko) 2007-08-27
KR20070087153A (ko) 2007-08-27
EP1760694A2 (de) 2007-03-07
KR20080077032A (ko) 2008-08-20
KR100900113B1 (ko) 2009-06-01
DE69840009D1 (de) 2008-10-23
EP1734512B1 (de) 2015-09-09
US20050203734A1 (en) 2005-09-15
HK1090161A1 (en) 2006-12-15
EP1684268A2 (de) 2006-07-26
HK1099138A1 (en) 2007-08-03
EP1684268B8 (de) 2008-07-09
WO1999021174A8 (en) 1999-07-01
EP1752968A2 (de) 2007-02-14
KR100925084B1 (ko) 2009-11-05
CA2684452C (en) 2014-01-14
CA2275266A1 (en) 1999-04-29
EP1746583B1 (de) 2008-09-17
KR20080087152A (ko) 2008-09-30
EP1734512A2 (de) 2006-12-20
KR100651438B1 (ko) 2006-11-28
EP1760695A2 (de) 2007-03-07

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