CN101151659B - 多通道音频编码器、设备、方法及其解码器、设备和方法 - Google Patents

多通道音频编码器、设备、方法及其解码器、设备和方法 Download PDF

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Publication number
CN101151659B
CN101151659B CN200680010351.4A CN200680010351A CN101151659B CN 101151659 B CN101151659 B CN 101151659B CN 200680010351 A CN200680010351 A CN 200680010351A CN 101151659 B CN101151659 B CN 101151659B
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signal
signal part
spatial
residual signal
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CN101151659A (zh
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F·P·迈伯格
E·G·P·舒杰斯
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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
    • 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
    • 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
    • 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
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding

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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)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN200680010351.4A 2005-03-30 2006-03-16 多通道音频编码器、设备、方法及其解码器、设备和方法 Active CN101151659B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP05102506.2 2005-03-30
EP05102506 2005-03-30
EP05103077 2005-04-18
EP05103077.3 2005-04-18
PCT/IB2006/050819 WO2006103581A1 (en) 2005-03-30 2006-03-16 Scalable multi-channel audio coding

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CN101151659A CN101151659A (zh) 2008-03-26
CN101151659B true CN101151659B (zh) 2014-02-05

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US (2) US8036904B2 (enExample)
EP (1) EP1866911B1 (enExample)
JP (1) JP4943418B2 (enExample)
KR (1) KR101315077B1 (enExample)
CN (1) CN101151659B (enExample)
AT (1) ATE470930T1 (enExample)
BR (1) BRPI0608753B1 (enExample)
DE (1) DE602006014809D1 (enExample)
ES (1) ES2347274T3 (enExample)
PL (1) PL1866911T3 (enExample)
RU (1) RU2416129C2 (enExample)
WO (1) WO2006103581A1 (enExample)

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Also Published As

Publication number Publication date
WO2006103581A1 (en) 2006-10-05
JP2008535014A (ja) 2008-08-28
KR20070116170A (ko) 2007-12-06
KR101315077B1 (ko) 2013-10-08
DE602006014809D1 (de) 2010-07-22
CN101151659A (zh) 2008-03-26
US20080195397A1 (en) 2008-08-14
EP1866911A1 (en) 2007-12-19
EP1866911B1 (en) 2010-06-09
ATE470930T1 (de) 2010-06-15
PL1866911T3 (pl) 2010-12-31
US8036904B2 (en) 2011-10-11
US20120063604A1 (en) 2012-03-15
US8352280B2 (en) 2013-01-08
RU2416129C2 (ru) 2011-04-10
BRPI0608753B1 (pt) 2019-12-24
ES2347274T3 (es) 2010-10-27
RU2007139921A (ru) 2009-05-10
BRPI0608753A2 (pt) 2011-03-15
JP4943418B2 (ja) 2012-05-30

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