KR101045520B1 - 격자를 사용하여 엠피이지-2 에이에이씨를 위한 스케일팩터 전송 코스트 감소 방법 - Google Patents

격자를 사용하여 엠피이지-2 에이에이씨를 위한 스케일팩터 전송 코스트 감소 방법 Download PDF

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KR101045520B1
KR101045520B1 KR1020057012534A KR20057012534A KR101045520B1 KR 101045520 B1 KR101045520 B1 KR 101045520B1 KR 1020057012534 A KR1020057012534 A KR 1020057012534A KR 20057012534 A KR20057012534 A KR 20057012534A KR 101045520 B1 KR101045520 B1 KR 101045520B1
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scale factor
frequency bands
value
cost
band
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KR20050089870A (ko
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마크 스튜어트 빈톤
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돌비 레버러토리즈 라이쎈싱 코오포레이션
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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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/035—Scalar quantisation

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Peptides Or Proteins (AREA)
KR1020057012534A 2003-01-02 2003-12-16 격자를 사용하여 엠피이지-2 에이에이씨를 위한 스케일팩터 전송 코스트 감소 방법 Expired - Fee Related KR101045520B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/336,637 2003-01-02
US10/336,637 US7272566B2 (en) 2003-01-02 2003-01-02 Reducing scale factor transmission cost for MPEG-2 advanced audio coding (AAC) using a lattice based post processing technique

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KR20050089870A KR20050089870A (ko) 2005-09-08
KR101045520B1 true KR101045520B1 (ko) 2011-06-30

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KR1020057012534A Expired - Fee Related KR101045520B1 (ko) 2003-01-02 2003-12-16 격자를 사용하여 엠피이지-2 에이에이씨를 위한 스케일팩터 전송 코스트 감소 방법

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US (1) US7272566B2 (https=)
EP (1) EP1581928B1 (https=)
JP (1) JP4425148B2 (https=)
KR (1) KR101045520B1 (https=)
CN (1) CN1735925B (https=)
AT (1) ATE412960T1 (https=)
AU (1) AU2003303495B2 (https=)
CA (1) CA2507535C (https=)
DE (1) DE60324465D1 (https=)
DK (1) DK1581928T3 (https=)
ES (1) ES2312852T3 (https=)
IL (1) IL168636A (https=)
MX (1) MXPA05007183A (https=)
MY (1) MY138588A (https=)
PL (1) PL208346B1 (https=)
TW (1) TWI335145B (https=)
WO (1) WO2004061823A1 (https=)

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US7590523B2 (en) * 2006-03-20 2009-09-15 Mindspeed Technologies, Inc. Speech post-processing using MDCT coefficients
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Publication number Publication date
AU2003303495A1 (en) 2004-07-29
JP2006512617A (ja) 2006-04-13
ES2312852T3 (es) 2009-03-01
EP1581928A1 (en) 2005-10-05
ATE412960T1 (de) 2008-11-15
MXPA05007183A (es) 2005-09-12
CN1735925B (zh) 2010-04-28
CA2507535A1 (en) 2004-07-22
CA2507535C (en) 2013-02-12
CN1735925A (zh) 2006-02-15
DE60324465D1 (de) 2008-12-11
JP4425148B2 (ja) 2010-03-03
EP1581928B1 (en) 2008-10-29
TWI335145B (en) 2010-12-21
US7272566B2 (en) 2007-09-18
PL208346B1 (pl) 2011-04-29
PL377709A1 (pl) 2006-02-06
WO2004061823A1 (en) 2004-07-22
KR20050089870A (ko) 2005-09-08
AU2003303495B2 (en) 2009-02-19
DK1581928T3 (da) 2009-01-19
US20040131204A1 (en) 2004-07-08
TW200419929A (en) 2004-10-01
IL168636A (en) 2011-01-31
HK1079327A1 (en) 2006-03-31
MY138588A (en) 2009-07-31

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