DE60308890D1 - Kodeumsetzungsverfahren und -vorrichtung - Google Patents

Kodeumsetzungsverfahren und -vorrichtung

Info

Publication number: DE60308890D1
Authority: DE; Germany
Prior art keywords: coding method; coding
Prior art date: 2002-10-23
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

DE60308890T

Other languages

English (en)

Other versions

DE60308890T2 (de

Inventor

Atsushi Murashima

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.)

NEC Corp

Original Assignee

NEC 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.)

2002-10-23

Filing date

2003-10-20

Publication date

2006-11-16

2003-10-20 Application filed by NEC Corp filed Critical NEC Corp

2006-11-16 Application granted granted Critical

2006-11-16 Publication of DE60308890D1 publication Critical patent/DE60308890D1/de

2007-05-24 Publication of DE60308890T2 publication Critical patent/DE60308890T2/de

2023-10-21 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- G10L19/16—Vocoder architecture
- G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding

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)

DE60308890T 2002-10-23 2003-10-20 Kode-umsetzungsverfahren Expired - Lifetime DE60308890T2 (de)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JP2002307733A JP2004151123A (ja)	2002-10-23	2002-10-23	符号変換方法、符号変換装置、プログラム及びその記憶媒体
JP2002307733		2002-10-23
PCT/JP2003/013347 WO2004038696A1 (ja)	2002-10-23	2003-10-20	符号変換方法とそのための符号変換装置

Publications (2)

Publication Number	Publication Date
DE60308890D1 true DE60308890D1 (de)	2006-11-16
DE60308890T2 DE60308890T2 (de)	2007-05-24

Family

ID=32170946

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
DE60308890T Expired - Lifetime DE60308890T2 (de)	2002-10-23	2003-10-20	Kode-umsetzungsverfahren
DE60329129T Expired - Lifetime DE60329129D1 (de)	2002-10-23	2003-10-20	Kodeumsetzungsverfahren und Kodeumsetzungsgerät dafür

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
DE60329129T Expired - Lifetime DE60329129D1 (de)	2002-10-23	2003-10-20	Kodeumsetzungsverfahren und Kodeumsetzungsgerät dafür

Country Status (7)

Country	Link
US (1)	US20060149537A1 (de)
EP (2)	EP1560201B1 (de)
JP (1)	JP2004151123A (de)
CN (1)	CN100524460C (de)
AU (1)	AU2003273043A1 (de)
DE (2)	DE60308890T2 (de)
WO (1)	WO2004038696A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP4304360B2 (ja) *	2002-05-22	2009-07-29	日本電気株式会社	音声符号化復号方式間の符号変換方法および装置とその記憶媒体
EP2980797A1 (de) *	2014-07-28	2016-02-03	Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.	Audiodecodierer, Verfahren und Computerprogramm mit Zero-Input-Response zur Erzeugung eines sanften Übergangs

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE69233794D1 (de) *	1991-06-11	2010-09-23	Qualcomm Inc	Vocoder mit veränderlicher Bitrate
JPH08146997A (ja) *	1994-11-21	1996-06-07	Hitachi Ltd	符号変換装置および符号変換システム
JP3328080B2 (ja) *	1994-11-22	2002-09-24	沖電気工業株式会社	コード励振線形予測復号器
US5732389A (en) *	1995-06-07	1998-03-24	Lucent Technologies Inc.	Voiced/unvoiced classification of speech for excitation codebook selection in celp speech decoding during frame erasures
US5867814A (en) *	1995-11-17	1999-02-02	National Semiconductor Corporation	Speech coder that utilizes correlation maximization to achieve fast excitation coding, and associated coding method
JP3071388B2 (ja) *	1995-12-19	2000-07-31	国際電気株式会社	可変レート音声符号化方式
JPH1031499A (ja) *	1996-07-16	1998-02-03	Nippon Telegr & Teleph Corp <Ntt>	音声情報符号化・復号化装置および通信装置
US5995923A (en) *	1997-06-26	1999-11-30	Nortel Networks Corporation	Method and apparatus for improving the voice quality of tandemed vocoders
JP3754819B2 (ja) *	1998-03-24	2006-03-15	株式会社日立国際電気	音声通信方法及び音声通信装置
US7110943B1 (en) *	1998-06-09	2006-09-19	Matsushita Electric Industrial Co., Ltd.	Speech coding apparatus and speech decoding apparatus
US6260009B1 (en) *	1999-02-12	2001-07-10	Qualcomm Incorporated	CELP-based to CELP-based vocoder packet translation
JP3365360B2 (ja) *	1999-07-28	2003-01-08	日本電気株式会社	音声信号復号方法および音声信号符号化復号方法とその装置
US7031926B2 (en) *	2000-10-23	2006-04-18	Nokia Corporation	Spectral parameter substitution for the frame error concealment in a speech decoder
JP2002202799A (ja) *	2000-10-30	2002-07-19	Fujitsu Ltd	音声符号変換装置
JP4231987B2 (ja) *	2001-06-15	2009-03-04	日本電気株式会社	音声符号化復号方式間の符号変換方法、その装置、そのプログラム及び記憶媒体
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
TWI237916B (en) *	2002-05-13	2005-08-11	Sun Bridge Corp	Cordless device system
JP4304360B2 (ja) *	2002-05-22	2009-07-29	日本電気株式会社	音声符号化復号方式間の符号変換方法および装置とその記憶媒体
US7231345B2 (en) *	2002-07-24	2007-06-12	Nec Corporation	Method and apparatus for transcoding between different speech encoding/decoding systems
JP4396524B2 (ja) *	2003-04-08	2010-01-13	日本電気株式会社	符号変換方法及び装置
CN1774742B (zh) *	2003-04-22	2010-05-26	日本电气株式会社	码变换方法及码变换装置
JP4793539B2 (ja) *	2005-03-29	2011-10-12	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その記憶媒体

2002
- 2002-10-23 JP JP2002307733A patent/JP2004151123A/ja active Pending
2003
- 2003-10-20 WO PCT/JP2003/013347 patent/WO2004038696A1/ja not_active Ceased
- 2003-10-20 DE DE60308890T patent/DE60308890T2/de not_active Expired - Lifetime
- 2003-10-20 EP EP03754175A patent/EP1560201B1/de not_active Expired - Lifetime
- 2003-10-20 EP EP06015364A patent/EP1717796B1/de not_active Expired - Lifetime
- 2003-10-20 CN CNB2003801019151A patent/CN100524460C/zh not_active Expired - Fee Related
- 2003-10-20 DE DE60329129T patent/DE60329129D1/de not_active Expired - Lifetime
- 2003-10-20 US US10/531,899 patent/US20060149537A1/en not_active Abandoned
- 2003-10-20 AU AU2003273043A patent/AU2003273043A1/en not_active Abandoned

Also Published As

Publication number	Publication date
EP1717796B1 (de)	2009-09-02
EP1717796A3 (de)	2008-08-06
EP1560201A4 (de)	2006-01-18
EP1717796A2 (de)	2006-11-02
CN1705979A (zh)	2005-12-07
JP2004151123A (ja)	2004-05-27
DE60308890T2 (de)	2007-05-24
US20060149537A1 (en)	2006-07-06
HK1077389A1 (en)	2006-02-10
CN100524460C (zh)	2009-08-05
DE60329129D1 (de)	2009-10-15
WO2004038696A1 (ja)	2004-05-06
AU2003273043A1 (en)	2004-05-13
EP1560201A1 (de)	2005-08-03
EP1560201B1 (de)	2006-10-04

Publication	Publication Date	Title
DE60319787D1 (de)	2008-04-30	Montageverfahren und -vorrichtung
NO20040640L (no)	2004-08-16	Anordning og fremgangsmate
DE60308567D1 (de)	2006-11-09	Dekodierungsgerät, Kodierungsgerät, Dekodierungsverfahren und Kodierungsverfahren
DE60328429D1 (de)	2009-09-03	Schneideverfahren und -vorrichtung
HUE044878T2 (hu)	2019-11-28	Változó hosszúságú kódoló eljárás és eszköz
AU2003244310A8 (en)	2004-03-11	Inter-authentication method and device
DE60305762D1 (de)	2006-07-20	Abbildungsgerät und -verfahren
DE602004023915D1 (de)	2009-12-17	Selbsterkennungsverfahren und -vorrichtung
DE60331729D1 (de)	2010-04-29	Audiocodierungsverfahren und audiocodierungseinrichtung
DE50204416D1 (de)	2006-02-09	Echosignalüberwachungsvorrichtung und -verfahren
DE60305313D1 (de)	2006-06-22	Flugzeugbremsverfahren und -vorrichtung
DE602004012417D1 (de)	2008-04-24	Dekodierungsvorrichtung und dekodierungsverfahren
DE602004021266D1 (de)	2009-07-09	Kodier- und dekodierapparat
DE60319191D1 (de)	2008-04-03	Brückenvorrichtung und -verfahren
DE60318988D1 (de)	2008-03-20	Modulationsgerät und -verfahren
NO20044848D0 (no)	2004-11-08	Anordning og fremgangsmate
DE60304520D1 (de)	2006-05-24	Kodier-/Dekodiervorrichtung und -verfahren
FI20020162L (fi)	2003-07-30	Menetelmä ja laite kuumaliimaukseen
DE60326030D1 (de)	2009-03-19	Navigationsgerät und -verfahren
GB0217248D0 (en)	2002-09-04	Device and method
DE60323201D1 (de)	2008-10-09	Iteratives Dekodierverfahren und iterative Dekodiervorrichtung
FI20031330L (fi)	2005-03-18	Lajittelulaite ja -menetelmä
DE602004014025D1 (de)	2008-07-03	Betätigungsvorrichtung und -verfahren
DE602004032199D1 (de)	2011-05-26	Fluoroskopiegerät und -Verfahren
FI20022260A7 (fi)	2004-06-21	Koodausmenetelmä ja -järjestely kuville

Legal Events

Date	Code	Title	Description
2007-11-22	8364	No opposition during term of opposition