DE60317203D1 - Audio-kodierung - Google Patents

Audio-kodierung

Info

Publication number
DE60317203D1
DE60317203D1 DE60317203T DE60317203T DE60317203D1 DE 60317203 D1 DE60317203 D1 DE 60317203D1 DE 60317203 T DE60317203 T DE 60317203T DE 60317203 T DE60317203 T DE 60317203T DE 60317203 D1 DE60317203 D1 DE 60317203D1
Authority
DE
Germany
Prior art keywords
signal
encoding
encoded
resulting
encoding parameters
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.)
Expired - Lifetime
Application number
DE60317203T
Other languages
English (en)
Other versions
DE60317203T2 (de
Inventor
Dirk J Breebaart
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
Application granted granted Critical
Publication of DE60317203D1 publication Critical patent/DE60317203D1/de
Publication of DE60317203T2 publication Critical patent/DE60317203T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems

Landscapes

  • 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)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Cereal-Derived Products (AREA)
DE60317203T 2002-07-12 2003-06-19 Audio-kodierung Expired - Lifetime DE60317203T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP02077866 2002-07-12
EP02077866 2002-07-12
PCT/IB2003/002858 WO2004008805A1 (en) 2002-07-12 2003-06-19 Audio coding

Publications (2)

Publication Number Publication Date
DE60317203D1 true DE60317203D1 (de) 2007-12-13
DE60317203T2 DE60317203T2 (de) 2008-08-07

Family

ID=30011202

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60317203T Expired - Lifetime DE60317203T2 (de) 2002-07-12 2003-06-19 Audio-kodierung

Country Status (12)

Country Link
US (2) US7447629B2 (de)
EP (1) EP1523862B1 (de)
JP (1) JP4322207B2 (de)
KR (1) KR100981699B1 (de)
CN (1) CN100539742C (de)
AT (1) ATE377339T1 (de)
AU (1) AU2003244932A1 (de)
BR (2) BR0305434A (de)
DE (1) DE60317203T2 (de)
ES (1) ES2294300T3 (de)
RU (1) RU2363116C2 (de)
WO (1) WO2004008805A1 (de)

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EP1523862B1 (de) 2007-10-31
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CN1669359A (zh) 2005-09-14
KR20050019851A (ko) 2005-03-03
ATE377339T1 (de) 2007-11-15
AU2003244932A1 (en) 2004-02-02
DE60317203T2 (de) 2008-08-07
US20060206323A1 (en) 2006-09-14
US7447629B2 (en) 2008-11-04
CN100539742C (zh) 2009-09-09
EP1523862A1 (de) 2005-04-20
RU2363116C2 (ru) 2009-07-27
BR0305434A (pt) 2004-09-28
BRPI0305434B1 (pt) 2017-06-27
US20080243520A1 (en) 2008-10-02
JP4322207B2 (ja) 2009-08-26
WO2004008805A1 (en) 2004-01-22
JP2005533426A (ja) 2005-11-04
KR100981699B1 (ko) 2010-09-13

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