JP6013646B2 - オーディオ処理システム - Google Patents

オーディオ処理システム Download PDF

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JP6013646B2
JP6013646B2 JP2016505845A JP2016505845A JP6013646B2 JP 6013646 B2 JP6013646 B2 JP 6013646B2 JP 2016505845 A JP2016505845 A JP 2016505845A JP 2016505845 A JP2016505845 A JP 2016505845A JP 6013646 B2 JP6013646 B2 JP 6013646B2
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stage
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audio
frequency
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JP2016514858A (ja
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クヨーリング，クリストファー
プルンハーゲン，ヘイコ
ヴィレモーズ，ラーシュ
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ドルビー・インターナショナル・アーベー
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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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • 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
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
JP2016505845A 2013-04-05 2014-04-04 オーディオ処理システム Active JP6013646B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361809019P 2013-04-05 2013-04-05
US61/809,019 2013-04-05
US201361875959P 2013-09-10 2013-09-10
US61/875,959 2013-09-10
PCT/EP2014/056857 WO2014161996A2 (en) 2013-04-05 2014-04-04 Audio processing system

Related Child Applications (1)

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JP2016184272A Division JP6407928B2 (ja) 2013-04-05 2016-09-21 オーディオ処理システム

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JP2016514858A JP2016514858A (ja) 2016-05-23
JP6013646B2 true JP6013646B2 (ja) 2016-10-25

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JP2016505845A Active JP6013646B2 (ja) 2013-04-05 2014-04-04 オーディオ処理システム
JP2016184272A Active JP6407928B2 (ja) 2013-04-05 2016-09-21 オーディオ処理システム

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US (2) US9478224B2 (enExample)
EP (1) EP2981956B1 (enExample)
JP (2) JP6013646B2 (enExample)
KR (1) KR101717006B1 (enExample)
CN (2) CN105247613B (enExample)
BR (1) BR112015025092B1 (enExample)
ES (1) ES2934646T3 (enExample)
IN (1) IN2015MN02784A (enExample)
RU (1) RU2625444C2 (enExample)
WO (1) WO2014161996A2 (enExample)

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Publication number Publication date
HK1214026A1 (zh) 2016-07-15
KR101717006B1 (ko) 2017-03-15
JP6407928B2 (ja) 2018-10-17
US20160372123A1 (en) 2016-12-22
JP2016514858A (ja) 2016-05-23
CN105247613A (zh) 2016-01-13
US20160055855A1 (en) 2016-02-25
EP2981956B1 (en) 2022-11-30
CN109509478A (zh) 2019-03-22
ES2934646T3 (es) 2023-02-23
CN105247613B (zh) 2019-01-18
US9812136B2 (en) 2017-11-07
RU2015147158A (ru) 2017-05-17
RU2625444C2 (ru) 2017-07-13
BR112015025092B1 (pt) 2022-01-11
US9478224B2 (en) 2016-10-25
BR112015025092A2 (pt) 2017-07-18
JP2017017749A (ja) 2017-01-19
IN2015MN02784A (enExample) 2015-10-23
CN109509478B (zh) 2023-09-05
WO2014161996A3 (en) 2014-12-04
WO2014161996A2 (en) 2014-10-09
EP2981956A2 (en) 2016-02-10
KR20150139601A (ko) 2015-12-11

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