BR122018012705A2 - - Google Patents

Info

Publication number
BR122018012705A2
BR122018012705A2 BR122018012705A BR122018012705A BR122018012705A2 BR 122018012705 A2 BR122018012705 A2 BR 122018012705A2 BR 122018012705 A BR122018012705 A BR 122018012705A BR 122018012705 A BR122018012705 A BR 122018012705A BR 122018012705 A2 BR122018012705 A2 BR 122018012705A2
Authority
BR
Brazil
Application number
BR122018012705A
Other versions
BR122018012705B1 (pt
BR122018012705A8 (pt
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=51178839&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR122018012705(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Publication of BR122018012705A2 publication Critical patent/BR122018012705A2/pt
Publication of BR122018012705A8 publication Critical patent/BR122018012705A8/pt
Publication of BR122018012705B1 publication Critical patent/BR122018012705B1/pt

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/008Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • G10L19/032Quantisation or dequantisation of spectral components
    • G10L19/038Vector quantisation, e.g. TwinVQ audio
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/08Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S7/00Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30Control circuits for electronic adaptation of the sound field
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S2400/00Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/11Positioning of individual sound objects, e.g. moving airplane, within a sound field
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S2420/00Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/11Application of ambisonics in stereophonic audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
BR122018012705-8A 2014-06-27 2015-06-22 Método e aparelho de decodificar uma representação de som ambissônico de ordem mais alta (hoa) comprimida BR122018012705B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP14306023.4A EP2960903A1 (en) 2014-06-27 2014-06-27 Method and apparatus for determining for the compression of an HOA data frame representation a lowest integer number of bits required for representing non-differential gain values
EP14306023.4 2014-06-27
PCT/EP2015/063912 WO2015197512A1 (en) 2014-06-27 2015-06-22 Method and apparatus for determining for the compression of an hoa data frame representation a lowest integer number of bits required for representing non-differential gain values

Publications (3)

Publication Number Publication Date
BR122018012705A2 true BR122018012705A2 (pt) 2017-08-22
BR122018012705A8 BR122018012705A8 (pt) 2022-09-13
BR122018012705B1 BR122018012705B1 (pt) 2023-07-25

Family

ID=

Also Published As

Publication number Publication date
EP3809409A1 (en) 2021-04-21
TWI820530B (zh) 2023-11-01
CN106471580A (zh) 2017-03-01
US11875803B2 (en) 2024-01-16
US20220270620A1 (en) 2022-08-25
BR122022022357B1 (pt) 2024-01-16
JP6869296B2 (ja) 2021-05-12
KR102428370B1 (ko) 2022-08-02
TW201603000A (zh) 2016-01-16
KR102568636B1 (ko) 2023-08-22
US20170133020A1 (en) 2017-05-11
RU2020115874A (ru) 2020-06-18
KR20230124763A (ko) 2023-08-25
JP2019185065A (ja) 2019-10-24
RU2725602C9 (ru) 2020-08-28
EP2960903A1 (en) 2015-12-30
TW202105364A (zh) 2021-02-01
CN112908348B (zh) 2022-07-15
BR122018012705A8 (pt) 2022-09-13
RU2725602C2 (ru) 2020-07-02
JP2021103337A (ja) 2021-07-15
JP6567571B2 (ja) 2019-08-28
JP2017523456A (ja) 2017-08-17
BR122023009299B1 (pt) 2023-12-26
US11322165B2 (en) 2022-05-03
TW202238566A (zh) 2022-10-01
US20210193156A1 (en) 2021-06-24
US20190214027A1 (en) 2019-07-11
EP3161820B1 (en) 2020-11-18
US10236003B2 (en) 2019-03-19
RU2016151121A3 (pt) 2019-02-07
US10872612B2 (en) 2020-12-22
BR112016029978A2 (pt) 2017-08-22
CN112908349A (zh) 2021-06-04
WO2015197512A1 (en) 2015-12-30
CN112951254A (zh) 2021-06-11
RU2016151121A (ru) 2018-06-26
KR20220110615A (ko) 2022-08-08
KR20170023017A (ko) 2017-03-02
TWI749471B (zh) 2021-12-11
EP3161820A1 (en) 2017-05-03
CN106471580B (zh) 2021-03-05
CN112908348A (zh) 2021-06-04
TWI689916B (zh) 2020-04-01

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Legal Events

Date Code Title Description
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: A CLASSIFICACAO ANTERIOR ERA: G10L 19/008

Ipc: G10L 19/008 (2006.01), H04S 7/00 (2006.01)

B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 22/06/2015, OBSERVADAS AS CONDICOES LEGAIS