DE602005006777D1 - Mehrkanal-codierer - Google Patents

Mehrkanal-codierer

Info

Publication number
DE602005006777D1
DE602005006777D1 DE602005006777T DE602005006777T DE602005006777D1 DE 602005006777 D1 DE602005006777 D1 DE 602005006777D1 DE 602005006777 T DE602005006777 T DE 602005006777T DE 602005006777 T DE602005006777 T DE 602005006777T DE 602005006777 D1 DE602005006777 D1 DE 602005006777D1
Authority
DE
Germany
Prior art keywords
channels
encoder
input signals
input
generate
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
DE602005006777T
Other languages
English (en)
Inventor
Dirk J Breebaart
Erik G Schuijers
Gerard H Hotho
Loon Machiel W Van
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE602005006777D1 publication Critical patent/DE602005006777D1/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
    • 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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
DE602005006777T 2004-04-05 2005-03-25 Mehrkanal-codierer Active DE602005006777D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP04101405 2004-04-05
EP04102863 2004-06-22
PCT/IB2005/051037 WO2005098821A2 (en) 2004-04-05 2005-03-25 Multi-channel encoder

Publications (1)

Publication Number Publication Date
DE602005006777D1 true DE602005006777D1 (de) 2008-06-26

Family

ID=34962299

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005006777T Active DE602005006777D1 (de) 2004-04-05 2005-03-25 Mehrkanal-codierer

Country Status (14)

Country Link
US (1) US7602922B2 (de)
EP (1) EP1735774B1 (de)
JP (2) JP5032977B2 (de)
KR (1) KR101158698B1 (de)
CN (1) CN102122509B (de)
AT (1) ATE395686T1 (de)
BR (1) BRPI0509113B8 (de)
DE (1) DE602005006777D1 (de)
ES (1) ES2307160T3 (de)
MX (1) MXPA06011361A (de)
PL (1) PL1735774T3 (de)
RU (1) RU2390857C2 (de)
TW (1) TWI393119B (de)
WO (1) WO2005098821A2 (de)

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KR101710113B1 (ko) * 2009-10-23 2017-02-27 삼성전자주식회사 위상 정보와 잔여 신호를 이용한 부호화／복호화 장치 및 방법
EP2323130A1 (de) 2009-11-12 2011-05-18 Koninklijke Philips Electronics N.V. Parametrische Kodierung- und Dekodierung
CN102714036B (zh) 2009-12-28 2014-01-22 松下电器产业株式会社 语音编码装置和语音编码方法
EP2369861B1 (de) * 2010-03-25 2016-07-27 Nxp B.V. Verarbeitung eines Mehrkanal-Audiosignals
JP5604933B2 (ja) * 2010-03-30 2014-10-15 富士通株式会社 ダウンミクス装置およびダウンミクス方法
PL2609591T3 (pl) * 2010-08-25 2016-11-30 Urządzenie do generowania sygnału zdekorelowanego z użyciem przesłanej informacji fazy
CN103262158B (zh) * 2010-09-28 2015-07-29 华为技术有限公司 对解码的多声道音频信号或立体声信号进行后处理的装置和方法
KR20120132342A (ko) * 2011-05-25 2012-12-05 삼성전자주식회사 보컬 신호 제거 장치 및 방법
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KR20140016780A (ko) * 2012-07-31 2014-02-10 인텔렉추얼디스커버리 주식회사 오디오 신호 처리 방법 및 장치
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MX361115B (es) 2013-07-22 2018-11-28 Fraunhofer Ges Forschung Descodificador de audio multicanal, codificador de audio multicanal, métodos, programa de computadora y representación de audio codificada usando una decorrelación de señales de audio renderizadas.
EP2866227A1 (de) * 2013-10-22 2015-04-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Dekodierung und Kodierung einer Downmix-Matrix, Verfahren zur Darstellung von Audioinhalt, Kodierer und Dekodierer für eine Downmix-Matrix, Audiokodierer und Audiodekodierer
KR102063790B1 (ko) * 2014-09-24 2020-01-09 한국전자통신연구원 데이터 전송을 위한 도선의 수를 감소시키기 위한 데이터 전송 장치 및 그 방법
CN105897738B (zh) * 2016-05-20 2017-02-22 电子科技大学 一种用于多信道环境的实时流编码方法
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Also Published As

Publication number Publication date
ATE395686T1 (de) 2008-05-15
US20070194952A1 (en) 2007-08-23
BRPI0509113A (pt) 2007-08-28
MXPA06011361A (es) 2007-01-16
BRPI0509113B8 (pt) 2018-10-30
TWI393119B (zh) 2013-04-11
RU2390857C2 (ru) 2010-05-27
KR101158698B1 (ko) 2012-06-22
US7602922B2 (en) 2009-10-13
RU2006139048A (ru) 2008-05-20
WO2005098821A3 (en) 2006-03-16
EP1735774B1 (de) 2008-05-14
EP1735774A2 (de) 2006-12-27
PL1735774T3 (pl) 2008-11-28
JP5311597B2 (ja) 2013-10-09
TW200614150A (en) 2006-05-01
ES2307160T3 (es) 2008-11-16
CN102122509A (zh) 2011-07-13
BRPI0509113B1 (pt) 2018-08-14
JP2012191625A (ja) 2012-10-04
JP5032977B2 (ja) 2012-09-26
JP2007531913A (ja) 2007-11-08
CN102122509B (zh) 2016-03-23
KR20070001208A (ko) 2007-01-03
WO2005098821A2 (en) 2005-10-20

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