JP6264699B2 - 二重の互換性を持つ損失のないオーディオ帯域幅拡張 - Google Patents

二重の互換性を持つ損失のないオーディオ帯域幅拡張 Download PDF

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JP6264699B2
JP6264699B2 JP2015516683A JP2015516683A JP6264699B2 JP 6264699 B2 JP6264699 B2 JP 6264699B2 JP 2015516683 A JP2015516683 A JP 2015516683A JP 2015516683 A JP2015516683 A JP 2015516683A JP 6264699 B2 JP6264699 B2 JP 6264699B2
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JP2015519615A (ja
JP2015519615A5 (enExample
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グラハム クレイブン ピーター
グラハム クレイブン ピーター
ロー マルコム
ロー マルコム
ロバート スチュアート ジョン
ロバート スチュアート ジョン
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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
    • G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1806—Pulse code modulation systems for audio signals

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
JP2015516683A 2012-06-12 2013-06-12 二重の互換性を持つ損失のないオーディオ帯域幅拡張 Active JP6264699B2 (ja)

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Application Number Priority Date Filing Date Title
GBGB1210373.5A GB201210373D0 (en) 2012-06-12 2012-06-12 Doubly compatible lossless audio sandwidth extension
GB1210373.5 2012-06-12
PCT/GB2013/051548 WO2013186561A2 (en) 2012-06-12 2013-06-12 Doubly compatible lossless audio bandwidth extension

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JP2015519615A JP2015519615A (ja) 2015-07-09
JP2015519615A5 JP2015519615A5 (enExample) 2016-08-04
JP6264699B2 true JP6264699B2 (ja) 2018-01-24

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US (1) US9548055B2 (enExample)
EP (1) EP2859548B1 (enExample)
JP (1) JP6264699B2 (enExample)
KR (1) KR102202833B1 (enExample)
CN (1) CN104508740B (enExample)
CA (1) CA2898923C (enExample)
GB (3) GB201210373D0 (enExample)
WO (1) WO2013186561A2 (enExample)

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Also Published As

Publication number Publication date
CA2898923C (en) 2021-03-16
EP2859548A2 (en) 2015-04-15
US20150154969A1 (en) 2015-06-04
GB201310486D0 (en) 2013-07-24
JP2015519615A (ja) 2015-07-09
GB2503110A (en) 2013-12-18
EP2859548B1 (en) 2018-01-31
WO2013186561A2 (en) 2013-12-19
WO2013186561A3 (en) 2014-02-27
KR102202833B1 (ko) 2021-01-14
GB201310497D0 (en) 2013-07-24
CA2898923A1 (en) 2013-12-19
KR20150032699A (ko) 2015-03-27
CN104508740A (zh) 2015-04-08
US9548055B2 (en) 2017-01-17
GB201210373D0 (en) 2012-07-25
GB2503110B (en) 2016-06-15
CN104508740B (zh) 2017-08-11

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