DE602005025027D1 - Quellencodierung und/oder -decodierung - Google Patents

Quellencodierung und/oder -decodierung

Info

Publication number
DE602005025027D1
DE602005025027D1 DE602005025027T DE602005025027T DE602005025027D1 DE 602005025027 D1 DE602005025027 D1 DE 602005025027D1 DE 602005025027 T DE602005025027 T DE 602005025027T DE 602005025027 T DE602005025027 T DE 602005025027T DE 602005025027 D1 DE602005025027 D1 DE 602005025027D1
Authority
DE
Germany
Prior art keywords
decoding
source decode
decode
source
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.)
Active
Application number
DE602005025027T
Other languages
English (en)
Inventor
Alastair Black
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.)
Nokia Oyj
Original Assignee
Nokia Oyj
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
Application filed by Nokia Oyj filed Critical Nokia Oyj
Publication of DE602005025027D1 publication Critical patent/DE602005025027D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
DE602005025027T 2005-03-30 2005-03-30 Quellencodierung und/oder -decodierung Active DE602005025027D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2005/000847 WO2006103488A1 (en) 2005-03-30 2005-03-30 Source coding and/or decoding

Publications (1)

Publication Number Publication Date
DE602005025027D1 true DE602005025027D1 (de) 2011-01-05

Family

ID=37052968

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005025027T Active DE602005025027D1 (de) 2005-03-30 2005-03-30 Quellencodierung und/oder -decodierung

Country Status (4)

Country Link
US (1) US20090319277A1 (de)
EP (1) EP1872364B1 (de)
DE (1) DE602005025027D1 (de)
WO (1) WO2006103488A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5423684B2 (ja) * 2008-12-19 2014-02-19 富士通株式会社 音声帯域拡張装置及び音声帯域拡張方法
CN101436407B (zh) * 2008-12-22 2011-08-24 西安电子科技大学 音频编解码方法
US8600737B2 (en) * 2010-06-01 2013-12-03 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for wideband speech coding
CN105551497B (zh) 2013-01-15 2019-03-19 华为技术有限公司 编码方法、解码方法、编码装置和解码装置
FR3008533A1 (fr) 2013-07-12 2015-01-16 Orange Facteur d'echelle optimise pour l'extension de bande de frequence dans un decodeur de signaux audiofrequences

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1220282A (en) * 1985-04-03 1987-04-07 Northern Telecom Limited Transmission of wideband speech signals
US5455888A (en) * 1992-12-04 1995-10-03 Northern Telecom Limited Speech bandwidth extension method and apparatus
EP0883107B9 (de) * 1996-11-07 2005-01-26 Matsushita Electric Industrial Co., Ltd Schallquellengenerator, sprachkodierer und sprachdekodierer
US6345246B1 (en) * 1997-02-05 2002-02-05 Nippon Telegraph And Telephone Corporation Apparatus and method for efficiently coding plural channels of an acoustic signal at low bit rates
US6161089A (en) * 1997-03-14 2000-12-12 Digital Voice Systems, Inc. Multi-subframe quantization of spectral parameters
GB9811019D0 (en) * 1998-05-21 1998-07-22 Univ Surrey Speech coders
US6418408B1 (en) * 1999-04-05 2002-07-09 Hughes Electronics Corporation Frequency domain interpolative speech codec system
US7330814B2 (en) * 2000-05-22 2008-02-12 Texas Instruments Incorporated Wideband speech coding with modulated noise highband excitation system and method
US7136810B2 (en) * 2000-05-22 2006-11-14 Texas Instruments Incorporated Wideband speech coding system and method
JP3467469B2 (ja) * 2000-10-31 2003-11-17 Ｎｅｃエレクトロニクス株式会社 音声復号装置および音声復号プログラムを記録した記録媒体
CN1248194C (zh) * 2001-11-14 2006-03-29 松下电器产业株式会社 编码装置、解码装置及其系统和方法
FI118550B (fi) * 2003-07-14 2007-12-14 Nokia Corp Parannettu eksitaatio ylemmän kaistan koodaukselle koodekissa, joka käyttää kaistojen jakoon perustuvia koodausmenetelmiä
KR100587953B1 (ko) * 2003-12-26 2006-06-08 한국전자통신연구원 대역-분할 광대역 음성 코덱에서의 고대역 오류 은닉 장치 및 그를 이용한 비트스트림 복호화 시스템
DE602004010188T2 (de) * 2004-03-12 2008-09-11 Nokia Corp. Synthese eines mono-audiosignals aus einem mehrkanal-audiosignal
FI119533B (fi) * 2004-04-15 2008-12-15 Nokia Corp Audiosignaalien koodaus
MX2007012187A (es) * 2005-04-01 2007-12-11 Qualcomm Inc Sistemas, metodos y aparatos para deformacion en tiempo de banda alta.

Also Published As

Publication number Publication date
EP1872364A1 (de) 2008-01-02
US20090319277A1 (en) 2009-12-24
EP1872364B1 (de) 2010-11-24
WO2006103488A1 (en) 2006-10-05

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