ES2674819T3 - Transición de coeficientes ambisónicos ambientales de orden superior - Google Patents

Transición de coeficientes ambisónicos ambientales de orden superior Download PDF

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Publication number
ES2674819T3
ES2674819T3 ES15706306.6T ES15706306T ES2674819T3 ES 2674819 T3 ES2674819 T3 ES 2674819T3 ES 15706306 T ES15706306 T ES 15706306T ES 2674819 T3 ES2674819 T3 ES 2674819T3
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Prior art keywords
transition
frame
environmental
vector
bit
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English (en)
Spanish (es)
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Nils Günther Peters
Dipanjan Sen
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Qualcomm Inc
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Qualcomm Inc
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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
    • G10L19/002—Dynamic bit allocation
    • 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
    • G10L19/02—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
    • 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)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Stereophonic System (AREA)
ES15706306.6T 2014-01-30 2015-01-28 Transición de coeficientes ambisónicos ambientales de orden superior Active ES2674819T3 (es)

Applications Claiming Priority (15)

Application Number Priority Date Filing Date Title
US201461933706P 2014-01-30 2014-01-30
US201461933714P 2014-01-30 2014-01-30
US201461933706P 2014-01-30
US201461933714P 2014-01-30
US201461949583P 2014-03-07 2014-03-07
US201461949591P 2014-03-07 2014-03-07
US201461949583P 2014-03-07
US201461949591P 2014-03-07
US201462004067P 2014-05-28 2014-05-28
US201462004067P 2014-05-28
US201462029173P 2014-07-25 2014-07-25
US201462029173P 2014-07-25
US14/594,533 US9922656B2 (en) 2014-01-30 2015-01-12 Transitioning of ambient higher-order ambisonic coefficients
US201514594533 2015-01-12
PCT/US2015/013267 WO2015116666A1 (en) 2014-01-30 2015-01-28 Transitioning of ambient higher-order ambisonic coefficients

Publications (1)

Publication Number Publication Date
ES2674819T3 true ES2674819T3 (es) 2018-07-04

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Family Applications (1)

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ES15706306.6T Active ES2674819T3 (es) 2014-01-30 2015-01-28 Transición de coeficientes ambisónicos ambientales de orden superior

Country Status (10)

Country Link
US (1) US9922656B2 (enExample)
EP (1) EP3100263B1 (enExample)
JP (1) JP6510541B2 (enExample)
KR (1) KR101958529B1 (enExample)
CN (1) CN105940447B (enExample)
BR (1) BR112016017278B1 (enExample)
CA (1) CA2933562C (enExample)
ES (1) ES2674819T3 (enExample)
HU (1) HUE037842T2 (enExample)
WO (1) WO2015116666A1 (enExample)

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US20150213803A1 (en) 2015-07-30
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WO2015116666A1 (en) 2015-08-06
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KR20160114639A (ko) 2016-10-05
EP3100263B1 (en) 2018-04-04
US9922656B2 (en) 2018-03-20
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EP3100263A1 (en) 2016-12-07
KR101958529B1 (ko) 2019-03-14

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