CL2016001898A1 - Método y dispositivos para llevar a cabo un uso eficiente de bits que comprenden una versión comprimida de un componente espacial de un campo acústico representado por un vector de un eje espacial ortogonal en un dominio de armónicos esféricos y un indicador para indicar la reusabilidad de un parámetro desde una trama anterior. - Google Patents

Método y dispositivos para llevar a cabo un uso eficiente de bits que comprenden una versión comprimida de un componente espacial de un campo acústico representado por un vector de un eje espacial ortogonal en un dominio de armónicos esféricos y un indicador para indicar la reusabilidad de un parámetro desde una trama anterior.

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Publication number
CL2016001898A1
CL2016001898A1 CL2016001898A CL2016001898A CL2016001898A1 CL 2016001898 A1 CL2016001898 A1 CL 2016001898A1 CL 2016001898 A CL2016001898 A CL 2016001898A CL 2016001898 A CL2016001898 A CL 2016001898A CL 2016001898 A1 CL2016001898 A1 CL 2016001898A1
Authority
CL
Chile
Prior art keywords
vector
indicator
indicate
reusability
bits
Prior art date
Application number
CL2016001898A
Other languages
English (en)
Spanish (es)
Inventor
Nils Günther Peters
Dipanjan Sen
Original Assignee
Qualcomm Inc
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Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of CL2016001898A1 publication Critical patent/CL2016001898A1/es

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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
    • G10L19/002—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
    • G10L19/04—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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CL2016001898A 2014-01-30 2016-07-26 Método y dispositivos para llevar a cabo un uso eficiente de bits que comprenden una versión comprimida de un componente espacial de un campo acústico representado por un vector de un eje espacial ortogonal en un dominio de armónicos esféricos y un indicador para indicar la reusabilidad de un parámetro desde una trama anterior. CL2016001898A1 (es)

Applications Claiming Priority (18)

Application Number Priority Date Filing Date Title
US201461933714P 2014-01-30 2014-01-30
US201461933731P 2014-01-30 2014-01-30
US201461933706P 2014-01-30 2014-01-30
US201461949583P 2014-03-07 2014-03-07
US201461949591P 2014-03-07 2014-03-07
US201461994794P 2014-05-16 2014-05-16
US201462004128P 2014-05-28 2014-05-28
US201462004067P 2014-05-28 2014-05-28
US201462004147P 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
US201462029173P 2014-07-25 2014-07-25
US201462032440P 2014-08-01 2014-08-01
US201462056286P 2014-09-26 2014-09-26
US201462056248P 2014-09-26 2014-09-26
US201562102243P 2015-01-12 2015-01-12
US14/609,190 US9489955B2 (en) 2014-01-30 2015-01-29 Indicating frame parameter reusability for coding vectors

Publications (1)

Publication Number Publication Date
CL2016001898A1 true CL2016001898A1 (es) 2017-03-10

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CL2016001898A CL2016001898A1 (es) 2014-01-30 2016-07-26 Método y dispositivos para llevar a cabo un uso eficiente de bits que comprenden una versión comprimida de un componente espacial de un campo acústico representado por un vector de un eje espacial ortogonal en un dominio de armónicos esféricos y un indicador para indicar la reusabilidad de un parámetro desde una trama anterior.

Country Status (18)

Country Link
US (6) US9489955B2 (enExample)
EP (2) EP3100264A2 (enExample)
JP (5) JP6208373B2 (enExample)
KR (3) KR102095091B1 (enExample)
CN (4) CN105917408B (enExample)
AU (1) AU2015210791B2 (enExample)
BR (2) BR112016017589B1 (enExample)
CA (2) CA2933901C (enExample)
CL (1) CL2016001898A1 (enExample)
ES (1) ES2922451T3 (enExample)
MX (1) MX350783B (enExample)
MY (1) MY176805A (enExample)
PH (1) PH12016501506B1 (enExample)
RU (1) RU2689427C2 (enExample)
SG (1) SG11201604624TA (enExample)
TW (3) TWI618052B (enExample)
WO (2) WO2015116949A2 (enExample)
ZA (1) ZA201605973B (enExample)

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