PT2636036E - Estrutura de dados para dados de áudio ambisonics de ordem superior - Google Patents

Estrutura de dados para dados de áudio ambisonics de ordem superior Download PDF

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Publication number
PT2636036E
PT2636036E PT117764225T PT11776422T PT2636036E PT 2636036 E PT2636036 E PT 2636036E PT 117764225 T PT117764225 T PT 117764225T PT 11776422 T PT11776422 T PT 11776422T PT 2636036 E PT2636036 E PT 2636036E
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Prior art keywords
higher order
order ambisonics
data
ambisonics audio
audio data
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PT117764225T
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English (en)
Inventor
Florian Keiler
Johann-Markus Batke
Johannes Boehm
Sven Kordon
Holger Kropp
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Thomson Licensing
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Publication of PT2636036E publication Critical patent/PT2636036E/pt

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • 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
    • 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
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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
    • H04S2420/11—Application of ambisonics in stereophonic audio systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
PT117764225T 2010-11-05 2011-10-26 Estrutura de dados para dados de áudio ambisonics de ordem superior PT2636036E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP10306211A EP2450880A1 (en) 2010-11-05 2010-11-05 Data structure for Higher Order Ambisonics audio data

Publications (1)

Publication Number Publication Date
PT2636036E true PT2636036E (pt) 2014-10-13

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PT117764225T PT2636036E (pt) 2010-11-05 2011-10-26 Estrutura de dados para dados de áudio ambisonics de ordem superior

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US (1) US9241216B2 (pt)
EP (2) EP2450880A1 (pt)
JP (1) JP5823529B2 (pt)
KR (1) KR101824287B1 (pt)
CN (1) CN103250207B (pt)
AU (1) AU2011325335B8 (pt)
BR (1) BR112013010754B1 (pt)
HK (1) HK1189297A1 (pt)
PT (1) PT2636036E (pt)
WO (1) WO2012059385A1 (pt)

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EP2636036B1 (en) 2014-08-27
BR112013010754A8 (pt) 2018-06-12
CN103250207B (zh) 2016-01-20
HK1189297A1 (en) 2014-05-30
BR112013010754B1 (pt) 2021-06-15
AU2011325335A1 (en) 2013-05-09
AU2011325335B8 (en) 2015-06-04
JP2013545391A (ja) 2013-12-19
JP5823529B2 (ja) 2015-11-25
US9241216B2 (en) 2016-01-19
US20130216070A1 (en) 2013-08-22
AU2011325335B2 (en) 2015-05-21
WO2012059385A1 (en) 2012-05-10
KR101824287B1 (ko) 2018-01-31
BR112013010754A2 (pt) 2018-05-02
CN103250207A (zh) 2013-08-14
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AU2011325335A8 (en) 2015-06-04
EP2636036A1 (en) 2013-09-11

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