ATE447756T1 - Mehrkanaldekorrelation für spatial audio coding - Google Patents

Mehrkanaldekorrelation für spatial audio coding

Info

Publication number
ATE447756T1
ATE447756T1 AT05792504T AT05792504T ATE447756T1 AT E447756 T1 ATE447756 T1 AT E447756T1 AT 05792504 T AT05792504 T AT 05792504T AT 05792504 T AT05792504 T AT 05792504T AT E447756 T1 ATE447756 T1 AT E447756T1
Authority
AT
Austria
Prior art keywords
characteristic
signals
audio coding
spatial audio
audio signals
Prior art date
Application number
AT05792504T
Other languages
English (en)
Inventor
Alan Seefeldt
Mark Vinton
Original Assignee
Dolby Lab Licensing Corp
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 Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Application granted granted Critical
Publication of ATE447756T1 publication Critical patent/ATE447756T1/de

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Classifications

    • 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
    • G10L19/02—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
AT05792504T 2004-08-25 2005-08-24 Mehrkanaldekorrelation für spatial audio coding ATE447756T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US60472504P 2004-08-25 2004-08-25
US70013705P 2005-07-18 2005-07-18
US70578405P 2005-08-05 2005-08-05
PCT/US2005/030453 WO2006026452A1 (en) 2004-08-25 2005-08-24 Multichannel decorrelation in spatial audio coding

Publications (1)

Publication Number Publication Date
ATE447756T1 true ATE447756T1 (de) 2009-11-15

Family

ID=35448169

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05792504T ATE447756T1 (de) 2004-08-25 2005-08-24 Mehrkanaldekorrelation für spatial audio coding

Country Status (16)

Country Link
US (1) US8015018B2 (de)
EP (1) EP1782417B1 (de)
JP (1) JP4909272B2 (de)
KR (1) KR101178060B1 (de)
CN (1) CN101010723B (de)
AT (1) ATE447756T1 (de)
AU (1) AU2005280041B2 (de)
BR (1) BRPI0514620A8 (de)
CA (1) CA2576739C (de)
DE (1) DE602005017502D1 (de)
HK (1) HK1099839A1 (de)
IL (1) IL181406A (de)
MX (1) MX2007001949A (de)
MY (1) MY143850A (de)
TW (1) TWI393121B (de)
WO (1) WO2006026452A1 (de)

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Also Published As

Publication number Publication date
US20080126104A1 (en) 2008-05-29
CA2576739A1 (en) 2006-03-09
JP2008511044A (ja) 2008-04-10
WO2006026452A1 (en) 2006-03-09
IL181406A0 (en) 2007-07-04
JP4909272B2 (ja) 2012-04-04
IL181406A (en) 2011-04-28
HK1099839A1 (en) 2007-08-24
KR101178060B1 (ko) 2012-08-30
AU2005280041A1 (en) 2006-03-09
US8015018B2 (en) 2011-09-06
TW200611241A (en) 2006-04-01
DE602005017502D1 (de) 2009-12-17
BRPI0514620A (pt) 2008-06-17
EP1782417B1 (de) 2009-11-04
CN101010723B (zh) 2011-05-18
EP1782417A1 (de) 2007-05-09
AU2005280041B2 (en) 2010-04-22
CN101010723A (zh) 2007-08-01
BRPI0514620A8 (pt) 2018-07-31
MY143850A (en) 2011-07-15
TWI393121B (zh) 2013-04-11
MX2007001949A (es) 2007-04-23
CA2576739C (en) 2013-08-13
KR20070051856A (ko) 2007-05-18

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