AU2011311659B2 - Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (USAC) - Google Patents

Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (USAC) Download PDF

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Publication number
AU2011311659B2
AU2011311659B2 AU2011311659A AU2011311659A AU2011311659B2 AU 2011311659 B2 AU2011311659 B2 AU 2011311659B2 AU 2011311659 A AU2011311659 A AU 2011311659A AU 2011311659 A AU2011311659 A AU 2011311659A AU 2011311659 B2 AU2011311659 B2 AU 2011311659B2
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audio signal
samples
configurable
ratio
configurable number
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AU2011311659A1 (en
Inventor
Bruno Bessette
Guillaume Fuchs
Philippe Gournay
Bernhard Grill
Roch Lefebvre
Markus Multrus
Max Neuendorf
Nikolaus Rettelbach
Stephan Wilde
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VoiceAge Corp
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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VoiceAge Corp
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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Assigned to FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V., VOICEAGE CORPORATION reassignment FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. Amend patent request/document other than specification (104) Assignors: FRAUNHOFER-GESELLSCHAFT ZUR FORDERUNG DER ANGEWANDTEN FORSCHUNG E.V., VOICEAGE CORPORATION
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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
    • G10L21/00—Speech 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
    • G10L21/04—Time compression or expansion
    • 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
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • 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
    • 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
    • G10L19/0204—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 using subband decomposition
    • 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
    • G10L21/00—Speech 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
    • 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
    • G10L2019/0012—Smoothing of parameters of the decoder interpolation

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Laminated Bodies (AREA)
AU2011311659A 2010-10-06 2011-10-04 Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (USAC) Active AU2011311659B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US39026710P 2010-10-06 2010-10-06
US61/390,267 2010-10-06
PCT/EP2011/067318 WO2012045744A1 (en) 2010-10-06 2011-10-04 Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (usac)

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AU2011311659A1 AU2011311659A1 (en) 2013-05-02
AU2011311659B2 true AU2011311659B2 (en) 2015-07-30

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EP (1) EP2625688B1 (enExample)
JP (1) JP6100164B2 (enExample)
KR (1) KR101407120B1 (enExample)
CN (1) CN103403799B (enExample)
AR (2) AR083303A1 (enExample)
AU (1) AU2011311659B2 (enExample)
BR (1) BR112013008463B8 (enExample)
CA (1) CA2813859C (enExample)
ES (1) ES2530957T3 (enExample)
MX (1) MX2013003782A (enExample)
MY (1) MY155997A (enExample)
PL (1) PL2625688T3 (enExample)
RU (1) RU2562384C2 (enExample)
SG (1) SG189277A1 (enExample)
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EP2980794A1 (en) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder and decoder using a frequency domain processor and a time domain processor
EP3107096A1 (en) * 2015-06-16 2016-12-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Downscaled decoding
EP3182411A1 (en) * 2015-12-14 2017-06-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for processing an encoded audio signal
RU2711513C1 (ru) * 2016-01-22 2020-01-17 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Устройство и способ оценивания межканальной разницы во времени
CN109328382B (zh) * 2016-06-22 2023-06-16 杜比国际公司 用于将数字音频信号从第一频域变换到第二频域的音频解码器及方法
US10249307B2 (en) * 2016-06-27 2019-04-02 Qualcomm Incorporated Audio decoding using intermediate sampling rate
TWI812658B (zh) 2017-12-19 2023-08-21 瑞典商都比國際公司 用於統一語音及音訊之解碼及編碼去關聯濾波器之改良之方法、裝置及系統
CN115668365B (zh) * 2020-05-20 2025-11-18 杜比国际公司 用于统一语音和音频解码改进的方法和装置

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EP2625688B1 (en) 2014-12-03
KR101407120B1 (ko) 2014-06-13
HK1190223A1 (en) 2014-06-27
PL2625688T3 (pl) 2015-05-29
AR083303A1 (es) 2013-02-13
CN103403799B (zh) 2015-09-16
CN103403799A (zh) 2013-11-20
MX2013003782A (es) 2013-10-03
MY155997A (en) 2015-12-31
WO2012045744A1 (en) 2012-04-12
KR20130069821A (ko) 2013-06-26
JP2013543600A (ja) 2013-12-05
US20130226570A1 (en) 2013-08-29
US9552822B2 (en) 2017-01-24
AR101853A2 (es) 2017-01-18
BR112013008463B8 (pt) 2022-04-05
BR112013008463B1 (pt) 2021-06-01
AU2011311659A1 (en) 2013-05-02
RU2562384C2 (ru) 2015-09-10
TW201222532A (en) 2012-06-01
BR112013008463A2 (pt) 2016-08-09
RU2013120320A (ru) 2014-11-20
EP2625688A1 (en) 2013-08-14
CA2813859C (en) 2016-07-12
SG189277A1 (en) 2013-05-31
TWI486950B (zh) 2015-06-01
JP6100164B2 (ja) 2017-03-22
ES2530957T3 (es) 2015-03-09
CA2813859A1 (en) 2012-04-12

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