KR20100083126A - 디지털 컨텐츠의 인코딩 및/또는 디코딩 - Google Patents

디지털 컨텐츠의 인코딩 및/또는 디코딩 Download PDF

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Publication number
KR20100083126A
KR20100083126A KR1020107005869A KR20107005869A KR20100083126A KR 20100083126 A KR20100083126 A KR 20100083126A KR 1020107005869 A KR1020107005869 A KR 1020107005869A KR 20107005869 A KR20107005869 A KR 20107005869A KR 20100083126 A KR20100083126 A KR 20100083126A
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South Korea
Prior art keywords
digital signal
signal samples
sequence
values
samples
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KR1020107005869A
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English (en)
Korean (ko)
Inventor
그레고리 번스
필립 루트쉬맨
Original Assignee
오픈 인터페이스 노쓰 어메리카, 인코포레이티드
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Publication of KR20100083126A publication Critical patent/KR20100083126A/ko
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • 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
    • G10L19/035—Scalar quantisation
    • 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
    • G10L19/0204—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 using subband decomposition
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020107005869A 2007-08-17 2007-11-08 디지털 컨텐츠의 인코딩 및/또는 디코딩 Ceased KR20100083126A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/840,880 2007-08-17
US11/840,880 US8521540B2 (en) 2007-08-17 2007-08-17 Encoding and/or decoding digital signals using a permutation value

Publications (1)

Publication Number Publication Date
KR20100083126A true KR20100083126A (ko) 2010-07-21

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KR1020107005869A Ceased KR20100083126A (ko) 2007-08-17 2007-11-08 디지털 컨텐츠의 인코딩 및/또는 디코딩

Country Status (7)

Country Link
US (1) US8521540B2 (enExample)
EP (1) EP2191381B1 (enExample)
JP (1) JP5265682B2 (enExample)
KR (1) KR20100083126A (enExample)
CN (1) CN101815992B (enExample)
TW (1) TW200923913A (enExample)
WO (1) WO2009025676A1 (enExample)

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Also Published As

Publication number Publication date
US8521540B2 (en) 2013-08-27
US20090048852A1 (en) 2009-02-19
CN101815992A (zh) 2010-08-25
EP2191381A1 (en) 2010-06-02
JP2010537245A (ja) 2010-12-02
CN101815992B (zh) 2013-12-25
EP2191381B1 (en) 2013-01-02
WO2009025676A1 (en) 2009-02-26
JP5265682B2 (ja) 2013-08-14
EP2191381A4 (en) 2010-09-15
TW200923913A (en) 2009-06-01

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