KR100941011B1 - 부호화 방법 및 장치, 및 복호 방법 및 장치 - Google Patents

부호화 방법 및 장치, 및 복호 방법 및 장치 Download PDF

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Publication number
KR100941011B1
KR100941011B1 KR1020047000175A KR20047000175A KR100941011B1 KR 100941011 B1 KR100941011 B1 KR 100941011B1 KR 1020047000175 A KR1020047000175 A KR 1020047000175A KR 20047000175 A KR20047000175 A KR 20047000175A KR 100941011 B1 KR100941011 B1 KR 100941011B1
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South Korea
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spectrum
power
power adjustment
power correction
encoding
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KR20040101180A (ko
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토우야마케이수케
스즈끼시로
쯔지미노루
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소니 주식회사
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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
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/083—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being an excitation gain
    • 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

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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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020047000175A 2002-05-07 2003-04-30 부호화 방법 및 장치, 및 복호 방법 및 장치 Expired - Fee Related KR100941011B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2002-00132188 2002-05-07
JP2002132188A JP4296752B2 (ja) 2002-05-07 2002-05-07 符号化方法及び装置、復号方法及び装置、並びにプログラム
PCT/JP2003/005545 WO2003096325A1 (fr) 2002-05-07 2003-04-30 Procede de codage, dispositif de codage, procede de decodage et dispositif de decodage

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KR20040101180A KR20040101180A (ko) 2004-12-02
KR100941011B1 true KR100941011B1 (ko) 2010-02-05

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US (1) US7428489B2 (https=)
EP (1) EP1503370B1 (https=)
JP (1) JP4296752B2 (https=)
KR (1) KR100941011B1 (https=)
CN (2) CN1256715C (https=)
DE (1) DE60331729D1 (https=)
WO (1) WO2003096325A1 (https=)

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TWI469133B (zh) * 2006-01-19 2015-01-11 Lg Electronics Inc 媒體訊號處理方法及裝置
US8239209B2 (en) * 2006-01-19 2012-08-07 Lg Electronics Inc. Method and apparatus for decoding an audio signal using a rendering parameter
JP5199129B2 (ja) * 2006-02-07 2013-05-15 エルジー エレクトロニクス インコーポレイティド 符号化／復号化装置及び方法
KR20080093422A (ko) * 2006-02-09 2008-10-21 엘지전자 주식회사 오브젝트 기반 오디오 신호의 부호화 및 복호화 방법과 그장치
ES2407820T3 (es) * 2006-02-23 2013-06-14 Lg Electronics Inc. Método y aparato para procesar una señal de audio
EP1999745B1 (en) * 2006-03-30 2016-08-31 LG Electronics Inc. Apparatuses and methods for processing an audio signal
DE602007005729D1 (de) 2006-06-19 2010-05-20 Sharp Kk Signalverarbeitungsverfahren, Signalverarbeitungsvorrichtung und Aufzeichnungsmedium
US20080235006A1 (en) * 2006-08-18 2008-09-25 Lg Electronics, Inc. Method and Apparatus for Decoding an Audio Signal
JP4769673B2 (ja) * 2006-09-20 2011-09-07 富士通株式会社 オーディオ信号補間方法及びオーディオ信号補間装置
JP4993992B2 (ja) * 2006-10-04 2012-08-08 シャープ株式会社 信号処理方法、信号処理装置及びプログラム
JP5189760B2 (ja) * 2006-12-15 2013-04-24 シャープ株式会社 信号処理方法、信号処理装置及びプログラム
JP5098492B2 (ja) * 2007-07-30 2012-12-12 ソニー株式会社 信号処理装置及び信号処理方法、並びにプログラム
JP5045295B2 (ja) * 2007-07-30 2012-10-10 ソニー株式会社 信号処理装置及び方法、並びにプログラム
US8386266B2 (en) * 2010-07-01 2013-02-26 Polycom, Inc. Full-band scalable audio codec
US8831933B2 (en) 2010-07-30 2014-09-09 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for multi-stage shape vector quantization
US9208792B2 (en) * 2010-08-17 2015-12-08 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for noise injection
JP2012103395A (ja) * 2010-11-09 2012-05-31 Sony Corp 符号化装置、符号化方法、およびプログラム
CN102741831B (zh) 2010-11-12 2015-10-07 宝利通公司 多点环境中的可伸缩音频
ES2976769T3 (es) * 2013-12-02 2024-08-08 Top Quality Telephony Llc Medio de almacenamiento legible por ordenador y producto de software informático
EP3288031A1 (en) * 2016-08-23 2018-02-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding an audio signal using a compensation value

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KR19990044450A (ko) * 1995-09-06 1999-06-25 워렌 로버트 엘 오디오신호에 보조데이터를 전송하기 위한 방법 및 장치
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Publication number Publication date
CN1256715C (zh) 2006-05-17
JP2003323198A (ja) 2003-11-14
EP1503370A1 (en) 2005-02-02
WO2003096325A1 (fr) 2003-11-20
CN1524261A (zh) 2004-08-25
US7428489B2 (en) 2008-09-23
EP1503370B1 (en) 2010-03-17
JP4296752B2 (ja) 2009-07-15
DE60331729D1 (de) 2010-04-29
EP1503370A4 (en) 2007-08-22
US20040196770A1 (en) 2004-10-07
CN1629936A (zh) 2005-06-22
CN1302458C (zh) 2007-02-28
KR20040101180A (ko) 2004-12-02

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