PL2473995T3 - Koder sygnału audio, dekoder sygnału audio, sposób dostarczania zakodowanej reprezentacji treści audio, sposób dostarczania dekodowanej reprezentacji treści audio oraz program komputerowy do wykorzystania w zastosowaniach z małym opóźnieniem - Google Patents

Koder sygnału audio, dekoder sygnału audio, sposób dostarczania zakodowanej reprezentacji treści audio, sposób dostarczania dekodowanej reprezentacji treści audio oraz program komputerowy do wykorzystania w zastosowaniach z małym opóźnieniem

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Publication number
PL2473995T3
PL2473995T3 PL10768928T PL10768928T PL2473995T3 PL 2473995 T3 PL2473995 T3 PL 2473995T3 PL 10768928 T PL10768928 T PL 10768928T PL 10768928 T PL10768928 T PL 10768928T PL 2473995 T3 PL2473995 T3 PL 2473995T3
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PL
Poland
Prior art keywords
providing
audio signal
audio content
audio
representation
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PL10768928T
Other languages
English (en)
Inventor
Ralf Geiger
Markus Schnell
Jérémie Lecomte
Konstantin Schmidt
Guillaume Fuchs
Nikolaus Rettelbach
Original Assignee
Fraunhofer Ges Forschung
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Publication of PL2473995T3 publication Critical patent/PL2473995T3/pl

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    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • G10L19/0212Speech 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 using orthogonal transformation
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • G10L19/022Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes
    • G10L19/20Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL10768928T 2009-10-20 2010-10-19 Koder sygnału audio, dekoder sygnału audio, sposób dostarczania zakodowanej reprezentacji treści audio, sposób dostarczania dekodowanej reprezentacji treści audio oraz program komputerowy do wykorzystania w zastosowaniach z małym opóźnieniem PL2473995T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US25345009P 2009-10-20 2009-10-20
EP10768928.3A EP2473995B9 (en) 2009-10-20 2010-10-19 Audio signal encoder, audio signal decoder, method for providing an encoded representation of an audio content, method for providing a decoded representation of an audio content and computer program for use in low delay applications
PCT/EP2010/065753 WO2011048118A1 (en) 2009-10-20 2010-10-19 Audio signal encoder, audio signal decoder, method for providing an encoded representation of an audio content, method for providing a decoded representation of an audio content and computer program for use in low delay applications

Publications (1)

Publication Number Publication Date
PL2473995T3 true PL2473995T3 (pl) 2015-06-30

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PL10768928T PL2473995T3 (pl) 2009-10-20 2010-10-19 Koder sygnału audio, dekoder sygnału audio, sposób dostarczania zakodowanej reprezentacji treści audio, sposób dostarczania dekodowanej reprezentacji treści audio oraz program komputerowy do wykorzystania w zastosowaniach z małym opóźnieniem

Country Status (16)

Country Link
US (1) US8630862B2 (pl)
EP (1) EP2473995B9 (pl)
JP (1) JP5243661B2 (pl)
KR (1) KR101414305B1 (pl)
CN (1) CN102859588B (pl)
AR (1) AR078702A1 (pl)
BR (3) BR122020024236B1 (pl)
CA (1) CA2778373C (pl)
ES (1) ES2533098T3 (pl)
MX (1) MX2012004518A (pl)
MY (1) MY162251A (pl)
PL (1) PL2473995T3 (pl)
RU (1) RU2596594C2 (pl)
TW (1) TWI435317B (pl)
WO (1) WO2011048118A1 (pl)
ZA (1) ZA201203611B (pl)

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Also Published As

Publication number Publication date
WO2011048118A1 (en) 2011-04-28
ZA201203611B (en) 2013-02-27
JP2013508766A (ja) 2013-03-07
AR078702A1 (es) 2011-11-30
KR20120063527A (ko) 2012-06-15
EP2473995B1 (en) 2014-12-17
TWI435317B (zh) 2014-04-21
RU2596594C2 (ru) 2016-09-10
AU2010309839A1 (en) 2012-05-17
HK1172992A1 (en) 2013-05-03
CA2778373C (en) 2015-12-01
CA2778373A1 (en) 2011-04-28
EP2473995A1 (en) 2012-07-11
US20120265541A1 (en) 2012-10-18
US8630862B2 (en) 2014-01-14
BR122020024243B1 (pt) 2022-02-01
CN102859588A (zh) 2013-01-02
EP2473995B9 (en) 2016-12-21
ES2533098T3 (es) 2015-04-07
RU2012118782A (ru) 2013-11-10
JP5243661B2 (ja) 2013-07-24
MX2012004518A (es) 2012-05-29
KR101414305B1 (ko) 2014-07-02
TW201137861A (en) 2011-11-01
MY162251A (en) 2017-05-31
BR122020024236B1 (pt) 2021-09-14
CN102859588B (zh) 2014-09-10
BR112012009032B1 (pt) 2021-09-21
BR112012009032A2 (pt) 2020-08-18

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