JP6549156B2 - 音場を表す複数の高次アンビソニック（ｈｏａ）係数を取得するように構成された装置およびそれを取得する方法 - Google Patents

音場を表す複数の高次アンビソニック（ｈｏａ）係数を取得するように構成された装置およびそれを取得する方法 Download PDF

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JP6549156B2
JP6549156B2 JP2016567715A JP2016567715A JP6549156B2 JP 6549156 B2 JP6549156 B2 JP 6549156B2 JP 2016567715 A JP2016567715 A JP 2016567715A JP 2016567715 A JP2016567715 A JP 2016567715A JP 6549156 B2 JP6549156 B2 JP 6549156B2
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JP2017516149A (ja
JP2017516149A5 (enExample
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キム、モ・ユン
ペーターズ、ニルス・ガンザー
セン、ディパンジャン
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    • 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • 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
    • G10L2019/0001—Codebooks

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  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2016567715A 2014-05-16 2015-05-15 音場を表す複数の高次アンビソニック（ｈｏａ）係数を取得するように構成された装置およびそれを取得する方法 Active JP6549156B2 (ja)

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US201461994794P 2014-05-16 2014-05-16
US61/994,794 2014-05-16
US201462004128P 2014-05-28 2014-05-28
US62/004,128 2014-05-28
US201462019663P 2014-07-01 2014-07-01
US62/019,663 2014-07-01
US201462027702P 2014-07-22 2014-07-22
US62/027,702 2014-07-22
US201462028282P 2014-07-23 2014-07-23
US62/028,282 2014-07-23
US201462032440P 2014-08-01 2014-08-01
US62/032,440 2014-08-01
US14/712,836 2015-05-14
US14/712,836 US9852737B2 (en) 2014-05-16 2015-05-14 Coding vectors decomposed from higher-order ambisonics audio signals
PCT/US2015/031156 WO2015175981A1 (en) 2014-05-16 2015-05-15 Coding vectors decomposed from higher-order ambisonics audio signals

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JP2017516149A5 JP2017516149A5 (enExample) 2019-02-14
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