PL1623411T3 - Zoptymalizowane pod względem wierności odtwarzania kodowanie ze zmienną długością ramki - Google Patents

Zoptymalizowane pod względem wierności odtwarzania kodowanie ze zmienną długością ramki

Info

Publication number
PL1623411T3
PL1623411T3 PL04820553T PL04820553T PL1623411T3 PL 1623411 T3 PL1623411 T3 PL 1623411T3 PL 04820553 T PL04820553 T PL 04820553T PL 04820553 T PL04820553 T PL 04820553T PL 1623411 T3 PL1623411 T3 PL 1623411T3
Authority
PL
Poland
Prior art keywords
signal
mono
encoding
fidelity
frame length
Prior art date
Application number
PL04820553T
Other languages
English (en)
Polish (pl)
Inventor
Stefan Bruhn
Ingemar Johansson
Anisse Taleb
Daniel Enström
Original Assignee
Ericsson Telefon Ab L M
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
Priority claimed from SE0303501A external-priority patent/SE0303501D0/xx
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of PL1623411T3 publication Critical patent/PL1623411T3/pl

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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Endoscopes (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
PL04820553T 2003-12-19 2004-12-15 Zoptymalizowane pod względem wierności odtwarzania kodowanie ze zmienną długością ramki PL1623411T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE0303501A SE0303501D0 (sv) 2003-12-19 2003-12-19 Filter-based parametric multi-channel coding
SE0400417A SE527670C2 (sv) 2003-12-19 2004-02-20 Naturtrogenhetsoptimerad kodning med variabel ramlängd
EP04820553A EP1623411B1 (en) 2003-12-19 2004-12-15 Fidelity-optimised variable frame length encoding
PCT/SE2004/001867 WO2005059899A1 (en) 2003-12-19 2004-12-15 Fidelity-optimised variable frame length encoding

Publications (1)

Publication Number Publication Date
PL1623411T3 true PL1623411T3 (pl) 2008-01-31

Family

ID=31996354

Family Applications (1)

Application Number Title Priority Date Filing Date
PL04820553T PL1623411T3 (pl) 2003-12-19 2004-12-15 Zoptymalizowane pod względem wierności odtwarzania kodowanie ze zmienną długością ramki

Country Status (14)

Country Link
EP (2) EP1623411B1 (ru)
JP (2) JP4335917B2 (ru)
CN (2) CN101118747B (ru)
AT (2) ATE371924T1 (ru)
AU (1) AU2004298708B2 (ru)
BR (2) BRPI0410856B8 (ru)
CA (2) CA2690885C (ru)
DE (2) DE602004008613T2 (ru)
MX (1) MXPA05012230A (ru)
PL (1) PL1623411T3 (ru)
RU (2) RU2305870C2 (ru)
SE (1) SE527670C2 (ru)
WO (1) WO2005059899A1 (ru)
ZA (1) ZA200508980B (ru)

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Also Published As

Publication number Publication date
CN100559465C (zh) 2009-11-11
JP2008026914A (ja) 2008-02-07
DE602004023240D1 (de) 2009-10-29
EP1845519A2 (en) 2007-10-17
JP4335917B2 (ja) 2009-09-30
CA2527971A1 (en) 2005-06-30
JP4589366B2 (ja) 2010-12-01
ATE443317T1 (de) 2009-10-15
SE0400417L (sv) 2005-06-20
RU2425340C2 (ru) 2011-07-27
BRPI0410856B8 (pt) 2019-10-15
RU2305870C2 (ru) 2007-09-10
HK1091585A1 (zh) 2007-01-19
RU2005134365A (ru) 2006-05-27
AU2004298708A1 (en) 2005-06-30
CA2690885A1 (en) 2005-06-30
DE602004008613D1 (de) 2007-10-11
WO2005059899A1 (en) 2005-06-30
BRPI0419281B1 (pt) 2018-08-14
CN101118747A (zh) 2008-02-06
EP1845519A3 (en) 2007-11-07
MXPA05012230A (es) 2006-02-10
DE602004008613T2 (de) 2008-06-12
HK1115665A1 (en) 2008-12-05
AU2004298708B2 (en) 2008-01-03
SE527670C2 (sv) 2006-05-09
EP1845519B1 (en) 2009-09-16
EP1623411A1 (en) 2006-02-08
EP1623411B1 (en) 2007-08-29
RU2007121143A (ru) 2008-12-10
BRPI0410856A (pt) 2006-07-04
CN1816847A (zh) 2006-08-09
ATE371924T1 (de) 2007-09-15
JP2007529021A (ja) 2007-10-18
SE0400417D0 (sv) 2004-02-20
BRPI0410856B1 (pt) 2019-10-01
CA2527971C (en) 2011-03-15
CA2690885C (en) 2014-01-21
CN101118747B (zh) 2011-02-23
ZA200508980B (en) 2007-03-28

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