CN101151658B - 多声道音频编码和解码方法、编码器和解码器 - Google Patents

多声道音频编码和解码方法、编码器和解码器 Download PDF

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Publication number
CN101151658B
CN101151658B CN2006800102009A CN200680010200A CN101151658B CN 101151658 B CN101151658 B CN 101151658B CN 2006800102009 A CN2006800102009 A CN 2006800102009A CN 200680010200 A CN200680010200 A CN 200680010200A CN 101151658 B CN101151658 B CN 101151658B
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signal
enhancement data
data
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CN101151658A (zh
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G·H·霍索
F·P·迈伯格
A·W·J·乌门
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Koninklijke Philips NV
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    • 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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
CN2006800102009A 2005-03-30 2006-03-16 多声道音频编码和解码方法、编码器和解码器 Expired - Lifetime CN101151658B (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
EP05102515.3 2005-03-30
EP05102515 2005-03-30
EP05103085.6 2005-04-18
EP05103085 2005-04-18
EP06100245.7 2006-01-11
EP06100245 2006-01-11
PCT/IB2006/050826 WO2006103586A1 (en) 2005-03-30 2006-03-16 Audio encoding and decoding

Publications (2)

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CN101151658A CN101151658A (zh) 2008-03-26
CN101151658B true CN101151658B (zh) 2011-07-06

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CN2006800102009A Expired - Lifetime CN101151658B (zh) 2005-03-30 2006-03-16 多声道音频编码和解码方法、编码器和解码器
CN2006800106527A Expired - Lifetime CN101151660B (zh) 2005-03-30 2006-03-16 多通道音频编码器、解码器以及相应方法

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US (1) US7840411B2 (https=)
EP (1) EP1866913B1 (https=)
JP (1) JP5106383B2 (https=)
KR (2) KR20130079627A (https=)
CN (2) CN101151658B (https=)
AT (1) ATE406651T1 (https=)
BR (1) BRPI0608756B1 (https=)
DE (1) DE602006002501D1 (https=)
ES (1) ES2313646T3 (https=)
MX (1) MX2007011995A (https=)
WO (1) WO2006103586A1 (https=)

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EP2830334A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals
EP2830045A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Concept for audio encoding and decoding for audio channels and audio objects
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Also Published As

Publication number Publication date
KR101346120B1 (ko) 2014-01-02
CN101151658A (zh) 2008-03-26
KR20130079627A (ko) 2013-07-10
JP5106383B2 (ja) 2012-12-26
BRPI0608756A2 (pt) 2011-03-15
US7840411B2 (en) 2010-11-23
ATE406651T1 (de) 2008-09-15
BRPI0608756B1 (pt) 2019-06-04
CN101151660B (zh) 2011-10-19
WO2006103586A1 (en) 2006-10-05
KR20070116174A (ko) 2007-12-06
EP1866913B1 (en) 2008-08-27
DE602006002501D1 (de) 2008-10-09
EP1866913A1 (en) 2007-12-19
CN101151660A (zh) 2008-03-26
ES2313646T3 (es) 2009-03-01
MX2007011995A (es) 2007-12-07
JP2008535015A (ja) 2008-08-28
US20100153118A1 (en) 2010-06-17

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