HK1107174A1 - Device and method for generating a coded multi-channel signal and device and method for decoding a coded multi-channel signal - Google Patents

Device and method for generating a coded multi-channel signal and device and method for decoding a coded multi-channel signal

Info

Publication number
HK1107174A1
HK1107174A1 HK08100857.4A HK08100857A HK1107174A1 HK 1107174 A1 HK1107174 A1 HK 1107174A1 HK 08100857 A HK08100857 A HK 08100857A HK 1107174 A1 HK1107174 A1 HK 1107174A1
Authority
HK
Hong Kong
Prior art keywords
channel signal
coded multi
decoding
generating
coded
Prior art date
Application number
HK08100857.4A
Other languages
English (en)
Inventor
Juergen Herre
Ralph Sperschneider
Johannes Hilpert
Karsten Linzmeier
Harald Popp
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of HK1107174A1 publication Critical patent/HK1107174A1/xx

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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Error Detection And Correction (AREA)
  • Stereophonic System (AREA)
HK08100857.4A 2004-09-03 2008-01-23 Device and method for generating a coded multi-channel signal and device and method for decoding a coded multi-channel signal HK1107174A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004042819A DE102004042819A1 (de) 2004-09-03 2004-09-03 Vorrichtung und Verfahren zum Erzeugen eines codierten Multikanalsignals und Vorrichtung und Verfahren zum Decodieren eines codierten Multikanalsignals
PCT/EP2005/009293 WO2006027138A1 (de) 2004-09-03 2005-08-29 Erzeugung eines codierten multikanalsignals und decodierung eines codierten multikanalsignals

Publications (1)

Publication Number Publication Date
HK1107174A1 true HK1107174A1 (en) 2008-03-28

Family

ID=35094601

Family Applications (1)

Application Number Title Priority Date Filing Date
HK08100857.4A HK1107174A1 (en) 2004-09-03 2008-01-23 Device and method for generating a coded multi-channel signal and device and method for decoding a coded multi-channel signal

Country Status (17)

Country Link
US (1) US8145498B2 (zh)
EP (1) EP1763870B1 (zh)
JP (1) JP4856641B2 (zh)
KR (1) KR100908081B1 (zh)
CN (1) CN101044550B (zh)
AU (1) AU2005281937B2 (zh)
BR (1) BRPI0515623B1 (zh)
CA (1) CA2578190C (zh)
DE (1) DE102004042819A1 (zh)
ES (1) ES2454670T3 (zh)
HK (1) HK1107174A1 (zh)
IL (1) IL181469A (zh)
MX (1) MX2007002569A (zh)
NO (1) NO338928B1 (zh)
PL (1) PL1763870T3 (zh)
RU (1) RU2379768C2 (zh)
WO (1) WO2006027138A1 (zh)

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Also Published As

Publication number Publication date
CA2578190C (en) 2012-09-11
JP2008511848A (ja) 2008-04-17
RU2007112113A (ru) 2008-10-20
IL181469A0 (en) 2007-07-04
BRPI0515623B1 (pt) 2019-05-21
ES2454670T3 (es) 2014-04-11
US8145498B2 (en) 2012-03-27
BRPI0515623A (pt) 2008-07-29
KR100908081B1 (ko) 2009-07-15
AU2005281937B2 (en) 2008-10-09
EP1763870B1 (de) 2014-03-05
RU2379768C2 (ru) 2010-01-20
WO2006027138A1 (de) 2006-03-16
CN101044550B (zh) 2011-05-11
EP1763870A1 (de) 2007-03-21
MX2007002569A (es) 2007-07-05
CN101044550A (zh) 2007-09-26
NO338928B1 (no) 2016-10-31
PL1763870T3 (pl) 2014-08-29
US20070219808A1 (en) 2007-09-20
KR20070051875A (ko) 2007-05-18
JP4856641B2 (ja) 2012-01-18
NO20070903L (no) 2007-04-03
AU2005281937A1 (en) 2006-03-16
CA2578190A1 (en) 2006-03-16
IL181469A (en) 2011-09-27
BRPI0515623A8 (pt) 2018-07-31
DE102004042819A1 (de) 2006-03-23

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