CA2102080C - Decalage temporel pour le codage generalise d'analyse par synthese - Google Patents

Decalage temporel pour le codage generalise d'analyse par synthese

Info

Publication number: CA2102080C
Authority: CA; Canada
Prior art keywords: original signal; signal; trial; original; samples
Prior art date: 1992-12-14
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

CA002102080A

Other languages

English (en)

Other versions

CA2102080A1 (fr

Inventor

Willem Bastiaan Kleijn

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.)

AT&T Corp

Original Assignee

American Telephone and Telegraph Co Inc

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.)

1992-12-14

Filing date

1993-10-29

Publication date

1998-07-28

1993-10-29 Application filed by American Telephone and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc

1994-06-15 Publication of CA2102080A1 publication Critical patent/CA2102080A1/fr

1998-07-28 Application granted granted Critical

1998-07-28 Publication of CA2102080C publication Critical patent/CA2102080C/fr

2013-10-29 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

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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
- G10L2019/0002—Codebook adaptations
- 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
- G10L2019/0011—Long term prediction filters, i.e. pitch estimation
- 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

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)

CA002102080A 1992-12-14 1993-10-29 Decalage temporel pour le codage generalise d'analyse par synthese Expired - Lifetime CA2102080C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US99030992A	1992-12-14	1992-12-14
US990,309		1992-12-14

Publications (2)

Publication Number	Publication Date
CA2102080A1 CA2102080A1 (fr)	1994-06-15
CA2102080C true CA2102080C (fr)	1998-07-28

Family

ID=25536013

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002102080A Expired - Lifetime CA2102080C (fr)	1992-12-14	1993-10-29	Decalage temporel pour le codage generalise d'analyse par synthese

Country Status (6)

Country	Link
EP (1)	EP0602826B1 (fr)
JP (1)	JP3770925B2 (fr)
CA (1)	CA2102080C (fr)
DE (1)	DE69326126T2 (fr)
ES (1)	ES2136649T3 (fr)
MX (1)	MX9307743A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5704003A (en) *	1995-09-19	1997-12-30	Lucent Technologies Inc.	RCELP coder
CA2213909C (fr) *	1996-08-26	2002-01-22	Nec Corporation	Codeur de paroles haute qualite utilisant de faibles debits binaires
FI113903B (fi) *	1997-05-07	2004-06-30	Nokia Corp	Puheen koodaus
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
JP4857467B2 (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
JP3888097B2 (ja)	2001-08-02	2007-02-28	松下電器産業株式会社	ピッチ周期探索範囲設定装置、ピッチ周期探索装置、復号化適応音源ベクトル生成装置、音声符号化装置、音声復号化装置、音声信号送信装置、音声信号受信装置、移動局装置、及び基地局装置
CA2365203A1 (fr) *	2001-12-14	2003-06-14	Voiceage Corporation	Methode de modification de signal pour le codage efficace de signaux de la parole
FI118704B (fi)	2003-10-07	2008-02-15	Nokia Corp	Menetelmä ja laite lähdekoodauksen tekemiseksi
US7451091B2 (en)	2003-10-07	2008-11-11	Matsushita Electric Industrial Co., Ltd.	Method for determining time borders and frequency resolutions for spectral envelope coding
US8744091B2 (en)	2010-11-12	2014-06-03	Apple Inc.	Intelligibility control using ambient noise detection
MY188080A (en) *	2012-11-13	2021-11-16	Samsung Electronics Co Ltd	Method and apparatus for determining encoding mode, method and apparatus for encoding audio signals, and method and apparatus for decoding audio signals

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL8902347A (nl) *	1989-09-20	1991-04-16	Nederland Ptt	Werkwijze voor het coderen van een binnen een zeker tijdsinterval voorkomend analoog signaal, waarbij dat analoge signaal wordt geconverteerd in besturingscodes die bruikbaar zijn voor het samenstellen van een met dat analoge signaal overeenkomend synthetisch signaal.
JP3112681B2 (ja) *	1990-09-14	2000-11-27	富士通株式会社	音声符号化方式
ES2115646T3 (es) *	1991-10-25	1998-07-01	At & T Corp	Metodo y aparato generalizados de codificacion vocal mediante analisis por sintesis.

1993
- 1993-10-29 CA CA002102080A patent/CA2102080C/fr not_active Expired - Lifetime
- 1993-12-01 DE DE69326126T patent/DE69326126T2/de not_active Expired - Lifetime
- 1993-12-01 ES ES93309580T patent/ES2136649T3/es not_active Expired - Lifetime
- 1993-12-01 EP EP93309580A patent/EP0602826B1/fr not_active Expired - Lifetime
- 1993-12-08 MX MX9307743A patent/MX9307743A/es not_active IP Right Cessation
- 1993-12-14 JP JP34203493A patent/JP3770925B2/ja not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0602826A3 (fr)	1994-12-07
MX9307743A (es)	1994-06-30
DE69326126D1 (de)	1999-09-30
JPH06214600A (ja)	1994-08-05
CA2102080A1 (fr)	1994-06-15
JP3770925B2 (ja)	2006-04-26
ES2136649T3 (es)	1999-12-01
DE69326126T2 (de)	2000-07-06
EP0602826B1 (fr)	1999-08-25
EP0602826A2 (fr)	1994-06-22

Legal Events

Date	Code	Title	Description
1993-10-29	EEER	Examination request
2013-12-31	MKEX	Expiry	Effective date: 20131029

Publication	Publication Date	Title
CA2102080C (fr)	1998-07-28	Decalage temporel pour le codage generalise d'analyse par synthese
US4944013A (en)	1990-07-24	Multi-pulse speech coder
KR100417836B1 (ko)	2004-02-05	과다-샘플된 합성 광대역 신호를 위한 고주파 내용 복구방법 및 디바이스
EP0821849B1 (fr)	2004-11-17	Codeur a complexite reduite pour un systeme de transmission de signaux
US4736428A (en)	1988-04-05	Multi-pulse excited linear predictive speech coder
CA2021508C (fr)	1994-05-03	Codeur de paroles numerique a determination a long terme amelioree du retard
US5426718A (en)	1995-06-20	Speech signal coding using correlation valves between subframes
WO2001061687A1 (fr)	2001-08-23	Codec de parole a large bande utilisant differentes frequences d'echantillonnage
CA2016462A1 (fr)	1990-11-18	Methode stochastique de codage vocal par impulsions a architecture hybride
US5119424A (en)	1992-06-02	Speech coding system using excitation pulse train
KR100497788B1 (ko)	2005-06-29	Ｃｅｌｐ 코더내의 여기 코드북을 검색하기 위한 방법 및 장치
KR100204740B1 (ko)	1999-06-15	정보 코딩 방법
EP0577809A1 (fr)	1994-01-12	Prevision a long terme a double mode dans le codage de la parole.
EP1420391A1 (fr)	2004-05-19	Procédé de codage de la parole à analyse par synthèse généralisée, et codeur mettant en oeuvre cette méthode
Kleijn et al.	1992	Generalized analysis-by-synthesis coding and its application to pitch prediction
CA2132006C (fr)	1998-04-28	Methode de production de filtres de ponderation de bruit spectral pour codeur de paroles
EP0944038A1 (fr)	1999-09-22	Codeur de parole utilisant des caractéristiques extraites des trames courante et précédentes
US4764963A (en)	1988-08-16	Speech pattern compression arrangement utilizing speech event identification
US5920832A (en)	1999-07-06	CELP coding with two-stage search over displaced segments of a one-dimensional codebook
CA2166138C (fr)	2000-08-01	Codeur vocal celp dote d'un predicteur a long terme ameliore
US5621853A (en)	1997-04-15	Burst excited linear prediction
FI96248C (fi)	1996-05-27	Menetelmä pitkän aikavälin synteesisuodattimen toteuttamiseksi sekä synteesisuodatin puhekoodereihin
Colotte et al.	2002	Higher precision pitch marking for TD-PSOLA
EP0539103B1 (fr)	1998-04-29	Méthode généralisée d'analyse par synthèse et dispositif pour le codage de la parole
EP0520462B1 (fr)	1997-10-15	Codeurs de parole basés sur des méthodes d'analyse par synthèse