KR101315077B1 - 멀티-채널 오디오 데이터를 인코딩 및 디코딩하기 위한 방법, 및 인코더들 및 디코더들 - Google Patents

멀티-채널 오디오 데이터를 인코딩 및 디코딩하기 위한 방법, 및 인코더들 및 디코더들 Download PDF

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KR101315077B1
KR101315077B1 KR1020077025069A KR20077025069A KR101315077B1 KR 101315077 B1 KR101315077 B1 KR 101315077B1 KR 1020077025069 A KR1020077025069 A KR 1020077025069A KR 20077025069 A KR20077025069 A KR 20077025069A KR 101315077 B1 KR101315077 B1 KR 101315077B1
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signal
parameter
audio signals
audio
spatial
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프란코이스 피. 미버그
에릭 지. 피. 쉬저스
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코닌클리케 필립스 일렉트로닉스 엔.브이.
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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)
KR1020077025069A 2005-03-30 2006-03-16 멀티-채널 오디오 데이터를 인코딩 및 디코딩하기 위한 방법, 및 인코더들 및 디코더들 Expired - Lifetime KR101315077B1 (ko)

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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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KR20070116170A KR20070116170A (ko) 2007-12-06
KR101315077B1 true KR101315077B1 (ko) 2013-10-08

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US (2) US8036904B2 (https=)
EP (1) EP1866911B1 (https=)
JP (1) JP4943418B2 (https=)
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CN (1) CN101151659B (https=)
AT (1) ATE470930T1 (https=)
BR (1) BRPI0608753B1 (https=)
DE (1) DE602006014809D1 (https=)
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PL1866911T3 (pl) 2010-12-31
RU2416129C2 (ru) 2011-04-10
BRPI0608753A2 (pt) 2011-03-15
BRPI0608753B1 (pt) 2019-12-24
WO2006103581A1 (en) 2006-10-05
CN101151659B (zh) 2014-02-05
ATE470930T1 (de) 2010-06-15
US8036904B2 (en) 2011-10-11
JP4943418B2 (ja) 2012-05-30
US20120063604A1 (en) 2012-03-15
ES2347274T3 (es) 2010-10-27
DE602006014809D1 (de) 2010-07-22
JP2008535014A (ja) 2008-08-28
EP1866911B1 (en) 2010-06-09
KR20070116170A (ko) 2007-12-06
US20080195397A1 (en) 2008-08-14
RU2007139921A (ru) 2009-05-10
CN101151659A (zh) 2008-03-26
US8352280B2 (en) 2013-01-08
EP1866911A1 (en) 2007-12-19

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