PL2214164T3 - Dekoder audio, sposoby dekodowania sygnału audio i program komputerowy - Google Patents

Dekoder audio, sposoby dekodowania sygnału audio i program komputerowy

Info

Publication number
PL2214164T3
PL2214164T3 PL10152001T PL10152001T PL2214164T3 PL 2214164 T3 PL2214164 T3 PL 2214164T3 PL 10152001 T PL10152001 T PL 10152001T PL 10152001 T PL10152001 T PL 10152001T PL 2214164 T3 PL2214164 T3 PL 2214164T3
Authority
PL
Poland
Prior art keywords
decoding
methods
computer program
audio
audio signal
Prior art date
Application number
PL10152001T
Other languages
English (en)
Inventor
Max Neuendorf
Jérémie Lecomte
Markus Multrus
Stefan Bayer
Frederik Nagel
Guillaume Fuchs
Julien Robilliard
Nikolaus Rettelbach
Ralf Geiger
Bernhard Grill
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 PL2214164T3 publication Critical patent/PL2214164T3/pl

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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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • 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
    • G10L19/20—Vocoders 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)
PL10152001T 2009-01-28 2010-01-28 Dekoder audio, sposoby dekodowania sygnału audio i program komputerowy PL2214164T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14789509P 2009-01-28 2009-01-28
EP10152001.3A EP2214164B1 (en) 2009-01-28 2010-01-28 Audio decoder, methods for decoding an audio signal and computer program

Publications (1)

Publication Number Publication Date
PL2214164T3 true PL2214164T3 (pl) 2018-01-31

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PL10152001T PL2214164T3 (pl) 2009-01-28 2010-01-28 Dekoder audio, sposoby dekodowania sygnału audio i program komputerowy

Country Status (6)

Country Link
US (1) US8457975B2 (pl)
EP (4) EP3252759A1 (pl)
ES (1) ES2645037T3 (pl)
HK (3) HK1247431A1 (pl)
PL (1) PL2214164T3 (pl)
PT (1) PT2214164T (pl)

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Also Published As

Publication number Publication date
US8457975B2 (en) 2013-06-04
EP3252759A1 (en) 2017-12-06
US20100217607A1 (en) 2010-08-26
EP2214164A3 (en) 2011-01-26
EP2214164B1 (en) 2017-08-02
EP2214164A2 (en) 2010-08-04
ES2645037T3 (es) 2017-12-01
EP3261088A1 (en) 2017-12-27
PT2214164T (pt) 2017-11-14
EP3252760A1 (en) 2017-12-06
HK1247430A1 (en) 2018-09-21
HK1248909A1 (en) 2018-10-19
HK1247431A1 (en) 2018-09-21

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