RU2562384C2 - Способ и устройство для обработки аудио сигнала и для обеспечения большей детализации во времени для комбинированного унифицированного кодека речи и аудио (usac) - Google Patents

Способ и устройство для обработки аудио сигнала и для обеспечения большей детализации во времени для комбинированного унифицированного кодека речи и аудио (usac) Download PDF

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RU2562384C2
RU2562384C2 RU2013120320/08A RU2013120320A RU2562384C2 RU 2562384 C2 RU2562384 C2 RU 2562384C2 RU 2013120320/08 A RU2013120320/08 A RU 2013120320/08A RU 2013120320 A RU2013120320 A RU 2013120320A RU 2562384 C2 RU2562384 C2 RU 2562384C2
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audio signal
samples
configurable
ratio
value
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RU2013120320A (ru
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Маркус МУЛТРУС
Бернхард ГРИЛЛ
Макс НОЙЕНДОРФ
Николаус РЕТТЕЛЬБАХ
Гийом ФУКС
Филипп ГУРНЕ
Рок ЛЕФЕВР
Брюно БЕССЕТТ
Штефан ВИЛЬДЕ
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Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф.
Войсэйдж Корпорейшн
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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)
RU2013120320/08A 2010-10-06 2011-10-04 Способ и устройство для обработки аудио сигнала и для обеспечения большей детализации во времени для комбинированного унифицированного кодека речи и аудио (usac) RU2562384C2 (ru)

Applications Claiming Priority (3)

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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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RU2013120320A RU2013120320A (ru) 2014-11-20
RU2562384C2 true RU2562384C2 (ru) 2015-09-10

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KR (1) KR101407120B1 (https=)
CN (1) CN103403799B (https=)
AR (2) AR083303A1 (https=)
AU (1) AU2011311659B2 (https=)
BR (1) BR112013008463B8 (https=)
CA (1) CA2813859C (https=)
ES (1) ES2530957T3 (https=)
MX (1) MX2013003782A (https=)
MY (1) MY155997A (https=)
PL (1) PL2625688T3 (https=)
RU (1) RU2562384C2 (https=)
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RU2776394C2 (ru) * 2017-12-19 2022-07-19 Долби Интернэшнл Аб Способы, устройство и системы для улучшения фильтра декорреляции унифицированного декодирования и кодирования речи и звука
US11482233B2 (en) 2017-12-19 2022-10-25 Dolby International Ab Methods, apparatus and systems for unified speech and audio decoding and encoding decorrelation filter improvements

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RU2693648C2 (ru) * 2016-01-22 2019-07-03 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Устройство и способ для кодирования или декодирования многоканального сигнала с использованием повторной дискретизации спектральной области
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EP2625688B1 (en) 2014-12-03
HK1190223A1 (en) 2014-06-27
EP2625688A1 (en) 2013-08-14
RU2013120320A (ru) 2014-11-20
SG189277A1 (en) 2013-05-31
TW201222532A (en) 2012-06-01
KR101407120B1 (ko) 2014-06-13
JP6100164B2 (ja) 2017-03-22
BR112013008463B8 (pt) 2022-04-05
MX2013003782A (es) 2013-10-03
BR112013008463A2 (pt) 2016-08-09
CA2813859A1 (en) 2012-04-12
US9552822B2 (en) 2017-01-24
ES2530957T3 (es) 2015-03-09
BR112013008463B1 (pt) 2021-06-01
KR20130069821A (ko) 2013-06-26
TWI486950B (zh) 2015-06-01
CN103403799A (zh) 2013-11-20
AU2011311659A1 (en) 2013-05-02
CA2813859C (en) 2016-07-12
WO2012045744A1 (en) 2012-04-12
US20130226570A1 (en) 2013-08-29
AR101853A2 (es) 2017-01-18
AU2011311659B2 (en) 2015-07-30
CN103403799B (zh) 2015-09-16
MY155997A (en) 2015-12-31
PL2625688T3 (pl) 2015-05-29
JP2013543600A (ja) 2013-12-05
AR083303A1 (es) 2013-02-13

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