HUE042623T2 - Magasabb rendû ambiszonikus audio jelekbõl dekomponált vektorok helyreállítása - Google Patents

Magasabb rendû ambiszonikus audio jelekbõl dekomponált vektorok helyreállítása

Info

Publication number
HUE042623T2
HUE042623T2 HUE15725955A HUE15725955A HUE042623T2 HU E042623 T2 HUE042623 T2 HU E042623T2 HU E15725955 A HUE15725955 A HU E15725955A HU E15725955 A HUE15725955 A HU E15725955A HU E042623 T2 HUE042623 T2 HU E042623T2
Authority
HU
Hungary
Prior art keywords
reconstruction
audio signals
order ambisonics
ambisonics audio
vectors decomposed
Prior art date
Application number
HUE15725955A
Other languages
English (en)
Inventor
Moo Young Kim
Nils Guenther Peters
Dipanjan Sen
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of HUE042623T2 publication Critical patent/HUE042623T2/hu

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • 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)
HUE15725955A 2014-05-16 2015-05-15 Magasabb rendû ambiszonikus audio jelekbõl dekomponált vektorok helyreállítása HUE042623T2 (hu)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201461994794P 2014-05-16 2014-05-16
US201462004128P 2014-05-28 2014-05-28
US201462019663P 2014-07-01 2014-07-01
US201462027702P 2014-07-22 2014-07-22
US201462028282P 2014-07-23 2014-07-23
US201462032440P 2014-08-01 2014-08-01
US14/712,836 US9852737B2 (en) 2014-05-16 2015-05-14 Coding vectors decomposed from higher-order ambisonics audio signals

Publications (1)

Publication Number Publication Date
HUE042623T2 true HUE042623T2 (hu) 2019-07-29

Family

ID=53274838

Family Applications (1)

Application Number Title Priority Date Filing Date
HUE15725955A HUE042623T2 (hu) 2014-05-16 2015-05-15 Magasabb rendû ambiszonikus audio jelekbõl dekomponált vektorok helyreállítása

Country Status (20)

Country Link
US (1) US9852737B2 (hu)
EP (1) EP3143614B1 (hu)
JP (1) JP6549156B2 (hu)
KR (1) KR102032021B1 (hu)
CN (2) CN106463127B (hu)
AU (1) AU2015258899B2 (hu)
BR (1) BR112016026724B1 (hu)
CA (1) CA2946820C (hu)
CL (1) CL2016002867A1 (hu)
DK (1) DK3143614T3 (hu)
ES (1) ES2714356T3 (hu)
HU (1) HUE042623T2 (hu)
MX (1) MX360614B (hu)
MY (1) MY176232A (hu)
PH (1) PH12016502120B1 (hu)
RU (1) RU2685997C2 (hu)
SG (1) SG11201608518TA (hu)
TW (1) TWI670709B (hu)
WO (1) WO2015175981A1 (hu)
ZA (1) ZA201607875B (hu)

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