NO2737459T3 - - Google Patents

Info

Publication number
NO2737459T3
NO2737459T3 NO12818353A NO12818353A NO2737459T3 NO 2737459 T3 NO2737459 T3 NO 2737459T3 NO 12818353 A NO12818353 A NO 12818353A NO 12818353 A NO12818353 A NO 12818353A NO 2737459 T3 NO2737459 T3 NO 2737459T3
Authority
NO
Norway
Application number
NO12818353A
Other languages
Norwegian (no)
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 filed Critical
Publication of NO2737459T3 publication Critical patent/NO2737459T3/no

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
    • G10L19/02Speech 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
    • G10L19/02Speech 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
    • G10L19/0204Speech 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 using subband decomposition
    • 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
    • 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
    • G10L19/06Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • 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
    • G10L2019/0001Codebooks
    • G10L2019/0007Codebook element generation
    • G10L2019/001Interpolation of codebook vectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Error Detection And Correction (AREA)
NO12818353A 2011-11-02 2012-07-26 NO2737459T3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201161554647P 2011-11-02 2011-11-02

Publications (1)

Publication Number Publication Date
NO2737459T3 true NO2737459T3 (fr) 2018-09-08

Family

ID=48192964

Family Applications (1)

Application Number Title Priority Date Filing Date
NO12818353A NO2737459T3 (fr) 2011-11-02 2012-07-26

Country Status (10)

Country Link
US (5) US9269364B2 (fr)
EP (3) EP3279895B1 (fr)
CN (1) CN103918028B (fr)
AU (1) AU2012331680B2 (fr)
BR (1) BR112014008376B1 (fr)
DK (1) DK3040988T3 (fr)
ES (3) ES2657802T3 (fr)
NO (1) NO2737459T3 (fr)
PL (2) PL3279895T3 (fr)
WO (1) WO2013066236A2 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112014008376B1 (pt) 2011-11-02 2021-01-05 Telefonaktiebolaget Lm Ericsson (Publ) codificação/decodificação de áudio baseada em uma representação eficaz de coeficientes autorregressivos
US9818412B2 (en) 2013-05-24 2017-11-14 Dolby International Ab Methods for audio encoding and decoding, corresponding computer-readable media and corresponding audio encoder and decoder
EP2830064A1 (fr) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Appareil et procédé de décodage et de codage d'un signal audio au moyen d'une sélection de tuile spectrale adaptative
CN105761723B (zh) 2013-09-26 2019-01-15 华为技术有限公司 一种高频激励信号预测方法及装置
CN104517610B (zh) * 2013-09-26 2018-03-06 华为技术有限公司 频带扩展的方法及装置
US9959876B2 (en) * 2014-05-16 2018-05-01 Qualcomm Incorporated Closed loop quantization of higher order ambisonic coefficients
CN113556135B (zh) * 2021-07-27 2023-08-01 东南大学 基于冻结翻转列表的极化码置信传播比特翻转译码方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1223087C (zh) * 2000-05-17 2005-10-12 皇家菲利浦电子有限公司 频谱建模
WO2002039430A1 (fr) 2000-11-09 2002-05-16 Koninklijke Philips Electronics N.V. Extension large bande de conversations telephoniques permettant d'augmenter la qualite perceptuelle
WO2005112005A1 (fr) * 2004-04-27 2005-11-24 Matsushita Electric Industrial Co., Ltd. Codeur échelonnable, décodeur échelonnable, et méthode
WO2006018748A1 (fr) * 2004-08-17 2006-02-23 Koninklijke Philips Electronics N.V. Codage audio echelonnable
ATE406652T1 (de) * 2004-09-06 2008-09-15 Matsushita Electric Ind Co Ltd Skalierbare codierungseinrichtung und skalierbares codierungsverfahren
BRPI0515814A (pt) 2004-12-10 2008-08-05 Matsushita Electric Ind Co Ltd dispositivo de codificação de banda larga, dispositivo de predição de lsp de banda larga, dispositivo de codificação de banda escalonável, método de codificação de banda larga
KR101565919B1 (ko) * 2006-11-17 2015-11-05 삼성전자주식회사 고주파수 신호 부호화 및 복호화 방법 및 장치
BR122019023704B1 (pt) * 2009-01-16 2020-05-05 Dolby Int Ab sistema para gerar um componente de frequência alta de um sinal de áudio e método para realizar reconstrução de frequência alta de um componente de frequência alta
BR112014008376B1 (pt) * 2011-11-02 2021-01-05 Telefonaktiebolaget Lm Ericsson (Publ) codificação/decodificação de áudio baseada em uma representação eficaz de coeficientes autorregressivos

Also Published As

Publication number Publication date
US20230178087A1 (en) 2023-06-08
EP2774146B1 (fr) 2016-07-06
US11594236B2 (en) 2023-02-28
CN103918028A (zh) 2014-07-09
CN103918028B (zh) 2016-09-14
BR112014008376B1 (pt) 2021-01-05
US20160155450A1 (en) 2016-06-02
US20200243098A1 (en) 2020-07-30
WO2013066236A3 (fr) 2013-07-11
DK3040988T3 (en) 2018-01-08
EP2774146A4 (fr) 2015-05-13
AU2012331680B2 (en) 2016-03-03
EP3040988A1 (fr) 2016-07-06
EP2774146A2 (fr) 2014-09-10
EP3040988B1 (fr) 2017-10-25
EP3279895B1 (fr) 2019-07-10
PL3040988T3 (pl) 2018-03-30
PL3279895T3 (pl) 2020-03-31
US20210201924A1 (en) 2021-07-01
ES2657802T3 (es) 2018-03-06
US11011181B2 (en) 2021-05-18
ES2749967T3 (es) 2020-03-24
US20140249828A1 (en) 2014-09-04
US9269364B2 (en) 2016-02-23
WO2013066236A2 (fr) 2013-05-10
EP3279895A1 (fr) 2018-02-07
BR112014008376A2 (pt) 2017-04-18
ES2592522T3 (es) 2016-11-30
AU2012331680A1 (en) 2014-05-22

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