RU2631988C2 - Заполнение шумом при аудиокодировании с перцепционным преобразованием - Google Patents

Заполнение шумом при аудиокодировании с перцепционным преобразованием Download PDF

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RU2631988C2
RU2631988C2 RU2015136502A RU2015136502A RU2631988C2 RU 2631988 C2 RU2631988 C2 RU 2631988C2 RU 2015136502 A RU2015136502 A RU 2015136502A RU 2015136502 A RU2015136502 A RU 2015136502A RU 2631988 C2 RU2631988 C2 RU 2631988C2
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spectral
noise
spectrum
perceptual
function
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RU2015136502A
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RU2015136502A (ru
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Саша ДИШ
Марк ГАЙЕР
Кристиан ХЕЛЬМРИХ
Горан МАРКОВИЧ
ВАЛЕРО Мария ЛУИС
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Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф.
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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
    • G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
    • 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
    • G10L19/012—Comfort noise or silence coding
    • 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
    • G10L19/04—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
    • 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
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Noise Elimination (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Stereophonic System (AREA)
RU2015136502A 2013-01-29 2014-01-28 Заполнение шумом при аудиокодировании с перцепционным преобразованием RU2631988C2 (ru)

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US201361758209P 2013-01-29 2013-01-29
US61/758,209 2013-01-29
PCT/EP2014/051631 WO2014118176A1 (en) 2013-01-29 2014-01-28 Noise filling in perceptual transform audio coding

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RU2631988C2 true RU2631988C2 (ru) 2017-09-29

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RU2015136505A RU2660605C2 (ru) 2013-01-29 2014-01-28 Концепция заполнения шумом
RU2015136502A RU2631988C2 (ru) 2013-01-29 2014-01-28 Заполнение шумом при аудиокодировании с перцепционным преобразованием

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KR101778220B1 (ko) 2017-09-13
BR112015017748B1 (pt) 2022-03-15
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CN110189760A (zh) 2019-08-30
ES2796485T3 (es) 2020-11-27
US9792920B2 (en) 2017-10-17
CA2898024A1 (en) 2014-08-07
TWI536367B (zh) 2016-06-01
EP3471093B1 (en) 2020-08-26
KR101877906B1 (ko) 2018-07-12
BR112015017633B1 (pt) 2021-02-23
MX2015009601A (es) 2015-11-25
AU2014211543A1 (en) 2015-08-20
KR101757347B1 (ko) 2017-07-26
HK1218344A1 (en) 2017-02-10
ZA201506266B (en) 2017-11-29
BR112015017633A2 (pt) 2018-05-02
EP2951818B1 (en) 2018-11-21
EP3693962C0 (en) 2024-07-10
ES2993241T3 (en) 2024-12-26
EP3693962A1 (en) 2020-08-12
ES2709360T3 (es) 2019-04-16
ZA201506269B (en) 2017-07-26
EP2951818A1 (en) 2015-12-09
CA2898029A1 (en) 2014-08-07
ES2834929T3 (es) 2021-06-21
SG11201505893TA (en) 2015-08-28
WO2014118176A1 (en) 2014-08-07
AR094679A1 (es) 2015-08-19
PT2951818T (pt) 2019-02-25
US20150332689A1 (en) 2015-11-19
PL3471093T3 (pl) 2021-04-06
CN110223704B (zh) 2023-09-15
KR20160090403A (ko) 2016-07-29
CN105264597B (zh) 2019-12-10
AR094678A1 (es) 2015-08-19
PL2951818T3 (pl) 2019-05-31
CN105190749B (zh) 2019-06-11
TW201434034A (zh) 2014-09-01
PL3451334T3 (pl) 2020-12-14
HK1218345A1 (en) 2017-02-10
JP2016505171A (ja) 2016-02-18
CN105190749A (zh) 2015-12-23
JP6158352B2 (ja) 2017-07-05
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KR101778217B1 (ko) 2017-09-13
CN110189760B (zh) 2023-09-12
SG11201505915YA (en) 2015-09-29
US9524724B2 (en) 2016-12-20
PT3451334T (pt) 2020-06-29
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WO2014118175A1 (en) 2014-08-07
US20170372712A1 (en) 2017-12-28
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US10410642B2 (en) 2019-09-10
MX343572B (es) 2016-11-09
TW201434035A (zh) 2014-09-01
EP2951817B1 (en) 2018-12-05
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PT2951817T (pt) 2019-02-25
CA2898029C (en) 2018-08-21
TR201902394T4 (tr) 2019-03-21
CN105264597A (zh) 2016-01-20
EP3761312A1 (en) 2021-01-06
KR101926651B1 (ko) 2019-03-07
CN110197667B (zh) 2023-06-30
EP3693962B1 (en) 2024-07-10
MX345160B (es) 2017-01-18
KR20160091448A (ko) 2016-08-02
MY172238A (en) 2019-11-18
ES2714289T3 (es) 2019-05-28
US11031022B2 (en) 2021-06-08
AU2014211543B2 (en) 2017-03-30
AU2014211544B2 (en) 2017-03-30
US20150332686A1 (en) 2015-11-19
AU2014211544A1 (en) 2015-08-20
KR20150108422A (ko) 2015-09-25
PT3471093T (pt) 2020-11-20
JP2016511431A (ja) 2016-04-14
ES2988974T3 (es) 2024-11-22
KR20160091449A (ko) 2016-08-02
EP3451334A1 (en) 2019-03-06

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