KR101757347B1 - 지각적 변환 오디오 코딩에서의 노이즈 채움 - Google Patents

지각적 변환 오디오 코딩에서의 노이즈 채움 Download PDF

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KR101757347B1
KR101757347B1 KR1020157022827A KR20157022827A KR101757347B1 KR 101757347 B1 KR101757347 B1 KR 101757347B1 KR 1020157022827 A KR1020157022827 A KR 1020157022827A KR 20157022827 A KR20157022827 A KR 20157022827A KR 101757347 B1 KR101757347 B1 KR 101757347B1
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audio signal
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KR20150108422A (ko
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사샤 디쉬
마르크 가이어
크리스티안 헴리히
고란 마르코비치
마리아 루이스 발레로
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프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에.베.
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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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  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Noise Elimination (AREA)
  • Stereophonic System (AREA)
KR1020157022827A 2013-01-29 2014-01-28 지각적 변환 오디오 코딩에서의 노이즈 채움 Active KR101757347B1 (ko)

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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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KR1020157022497A Active KR101897092B1 (ko) 2013-01-29 2014-01-28 노이즈 채움 개념
KR1020167019946A Active KR101778220B1 (ko) 2013-01-29 2014-01-28 노이즈 채움 개념
KR1020167019944A Active KR101778217B1 (ko) 2013-01-29 2014-01-28 노이즈 채움 개념
KR1020177028123A Active KR101926651B1 (ko) 2013-01-29 2014-01-28 노이즈 채움 개념
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CN110189760B (zh) 2023-09-12
KR101877906B1 (ko) 2018-07-12
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EP3693962C0 (en) 2024-07-10
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WO2014118176A1 (en) 2014-08-07
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PT3451334T (pt) 2020-06-29
SG11201505915YA (en) 2015-09-29
BR112015017748B1 (pt) 2022-03-15
TWI536367B (zh) 2016-06-01
KR20160091448A (ko) 2016-08-02
EP3761312C0 (en) 2024-07-17
KR20150109437A (ko) 2015-10-01
CN110197667B (zh) 2023-06-30
EP2951817B1 (en) 2018-12-05
ES2993241T3 (en) 2024-12-26
US20150332686A1 (en) 2015-11-19
MY172238A (en) 2019-11-18
US20150332689A1 (en) 2015-11-19
JP6158352B2 (ja) 2017-07-05
KR101778220B1 (ko) 2017-09-13
KR101926651B1 (ko) 2019-03-07
PL3761312T3 (pl) 2024-11-25
MX343572B (es) 2016-11-09
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CN110189760A (zh) 2019-08-30
EP3693962A1 (en) 2020-08-12
RU2631988C2 (ru) 2017-09-29
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US11031022B2 (en) 2021-06-08
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ES2714289T3 (es) 2019-05-28
RU2660605C2 (ru) 2018-07-06
TWI529700B (zh) 2016-04-11
ZA201506266B (en) 2017-11-29
PL3451334T3 (pl) 2020-12-14
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BR112015017633B1 (pt) 2021-02-23
MY185164A (en) 2021-04-30
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JP2016505171A (ja) 2016-02-18
ES2834929T3 (es) 2021-06-21
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EP2951818B1 (en) 2018-11-21
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