HK1090504A1 - Multi-channel synthesizer and method for generating a multi-channel output signal - Google Patents

Multi-channel synthesizer and method for generating a multi-channel output signal

Info

Publication number
HK1090504A1
HK1090504A1 HK06110779A HK06110779A HK1090504A1 HK 1090504 A1 HK1090504 A1 HK 1090504A1 HK 06110779 A HK06110779 A HK 06110779A HK 06110779 A HK06110779 A HK 06110779A HK 1090504 A1 HK1090504 A1 HK 1090504A1
Authority
HK
Hong Kong
Prior art keywords
channel
post
reconstruction parameter
output signal
reconstruction
Prior art date
Application number
HK06110779A
Other languages
English (en)
Inventor
Herre Juergen
Disch Sascha
Hilpert Johannes
Ertel Christian
Hoelzer Andreas
Spenger Claus-Christian
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 HK1090504A1 publication Critical patent/HK1090504A1/xx

Links

Classifications

    • 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
    • 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
    • G10L19/26—Pre-filtering or post-filtering
    • 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)
  • 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Radio Relay Systems (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Stereophonic System (AREA)
HK06110779A 2004-06-30 2006-09-28 Multi-channel synthesizer and method for generating a multi-channel output signal HK1090504A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/883,538 US8843378B2 (en) 2004-06-30 2004-06-30 Multi-channel synthesizer and method for generating a multi-channel output signal
PCT/EP2005/006315 WO2006002748A1 (en) 2004-06-30 2005-06-13 Multi-channel synthesizer and method for generating a multi-channel output signal

Publications (1)

Publication Number Publication Date
HK1090504A1 true HK1090504A1 (en) 2006-12-22

Family

ID=34971777

Family Applications (1)

Application Number Title Priority Date Filing Date
HK06110779A HK1090504A1 (en) 2004-06-30 2006-09-28 Multi-channel synthesizer and method for generating a multi-channel output signal

Country Status (18)

Country Link
US (1) US8843378B2 (pt)
EP (1) EP1649723B1 (pt)
JP (1) JP4712799B2 (pt)
KR (1) KR100913987B1 (pt)
CN (1) CN1954642B (pt)
AT (1) ATE394901T1 (pt)
AU (1) AU2005259618B2 (pt)
BR (1) BRPI0511362B1 (pt)
CA (1) CA2569666C (pt)
DE (1) DE602005006495D1 (pt)
ES (1) ES2307188T3 (pt)
HK (1) HK1090504A1 (pt)
IL (1) IL178670A (pt)
MX (1) MXPA06014968A (pt)
NO (1) NO338980B1 (pt)
PT (1) PT1649723E (pt)
RU (1) RU2345506C2 (pt)
WO (1) WO2006002748A1 (pt)

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Also Published As

Publication number Publication date
CA2569666A1 (en) 2006-01-12
MXPA06014968A (es) 2007-02-08
WO2006002748A1 (en) 2006-01-12
ES2307188T3 (es) 2008-11-16
RU2007103341A (ru) 2008-08-10
PT1649723E (pt) 2008-07-28
JP4712799B2 (ja) 2011-06-29
KR20070028481A (ko) 2007-03-12
US8843378B2 (en) 2014-09-23
AU2005259618A1 (en) 2006-01-12
RU2345506C2 (ru) 2009-01-27
US20060004583A1 (en) 2006-01-05
ATE394901T1 (de) 2008-05-15
IL178670A0 (en) 2007-02-11
IL178670A (en) 2011-10-31
CN1954642A (zh) 2007-04-25
AU2005259618B2 (en) 2008-05-22
EP1649723B1 (en) 2008-05-07
NO338980B1 (no) 2016-11-07
DE602005006495D1 (de) 2008-06-19
CA2569666C (en) 2013-07-16
JP2008504578A (ja) 2008-02-14
BRPI0511362B1 (pt) 2018-12-26
NO20070560L (no) 2007-03-30
KR100913987B1 (ko) 2009-08-25
EP1649723A1 (en) 2006-04-26
BRPI0511362A (pt) 2007-12-04
CN1954642B (zh) 2010-05-12

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