JP6158352B2 - 知覚的な変換オーディオ符号化におけるノイズフィリング - Google Patents

知覚的な変換オーディオ符号化におけるノイズフィリング Download PDF

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JP6158352B2
JP6158352B2 JP2015555680A JP2015555680A JP6158352B2 JP 6158352 B2 JP6158352 B2 JP 6158352B2 JP 2015555680 A JP2015555680 A JP 2015555680A JP 2015555680 A JP2015555680 A JP 2015555680A JP 6158352 B2 JP6158352 B2 JP 6158352B2
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サッシャ ディスヒ
サッシャ ディスヒ
マルク ゲイヤー
マルク ゲイヤー
クリスティアン ヘルムリッヒ
クリスティアン ヘルムリッヒ
ゴラン マルコビック
ゴラン マルコビック
バレロ マリア ルイス
バレロ マリア ルイス
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フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ
フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ
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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
    • G10L19/012—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
    • 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
    • G10L19/02—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)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Spectroscopy & Molecular Physics (AREA)
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  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Noise Elimination (AREA)
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JP2015555680A 2013-01-29 2014-01-28 知覚的な変換オーディオ符号化におけるノイズフィリング Active JP6158352B2 (ja)

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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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CN110189760A (zh) 2019-08-30
ES2796485T3 (es) 2020-11-27
US9792920B2 (en) 2017-10-17
CA2898024A1 (en) 2014-08-07
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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
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WO2014118176A1 (en) 2014-08-07
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US20150332689A1 (en) 2015-11-19
PL3471093T3 (pl) 2021-04-06
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KR20160090403A (ko) 2016-07-29
CN105264597B (zh) 2019-12-10
AR094678A1 (es) 2015-08-19
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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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