SG68656A1 - Signal coding method and apparatus - Google Patents

Signal coding method and apparatus

Info

Publication number
SG68656A1
SG68656A1 SG1998000627A SG1998000627A SG68656A1 SG 68656 A1 SG68656 A1 SG 68656A1 SG 1998000627 A SG1998000627 A SG 1998000627A SG 1998000627 A SG1998000627 A SG 1998000627A SG 68656 A1 SG68656 A1 SG 68656A1
Authority
SG
Singapore
Prior art keywords
coding method
signal coding
signal
coding
Prior art date
Application number
SG1998000627A
Other languages
English (en)
Inventor
Jun Matsumoto
Masayuki Nishiguchi
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of SG68656A1 publication Critical patent/SG68656A1/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/008—Vector quantisation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/004—Predictors, e.g. intraframe, interframe coding
    • 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
    • G10L19/0212—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 orthogonal transformation
    • 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
    • H03M7/3082—Vector coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
SG1998000627A 1997-03-28 1998-03-25 Signal coding method and apparatus SG68656A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP07861697A JP3684751B2 (ja) 1997-03-28 1997-03-28 信号符号化方法及び装置

Publications (1)

Publication Number Publication Date
SG68656A1 true SG68656A1 (en) 1999-11-16

Family

ID=13666830

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1998000627A SG68656A1 (en) 1997-03-28 1998-03-25 Signal coding method and apparatus

Country Status (9)

Country Link
US (1) US6034632A (ko)
EP (1) EP0868031B1 (ko)
JP (1) JP3684751B2 (ko)
KR (1) KR100513815B1 (ko)
CN (1) CN1124588C (ko)
AU (1) AU5969798A (ko)
DE (1) DE69801536T2 (ko)
SG (1) SG68656A1 (ko)
TW (1) TW403890B (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69924922T2 (de) * 1998-06-15 2006-12-21 Matsushita Electric Industrial Co., Ltd., Kadoma Audiokodierungsmethode und Audiokodierungsvorrichtung
US6278385B1 (en) * 1999-02-01 2001-08-21 Yamaha Corporation Vector quantizer and vector quantization method
JP2003044098A (ja) * 2001-07-26 2003-02-14 Nec Corp 音声帯域拡張装置及び音声帯域拡張方法
EP1513137A1 (en) * 2003-08-22 2005-03-09 MicronasNIT LCC, Novi Sad Institute of Information Technologies Speech processing system and method with multi-pulse excitation
JP2008170488A (ja) * 2007-01-06 2008-07-24 Yamaha Corp 波形圧縮装置、波形伸長装置、プログラムおよび圧縮データの生産方法
EP2077550B8 (en) * 2008-01-04 2012-03-14 Dolby International AB Audio encoder and decoder
CN101521010B (zh) * 2008-02-29 2011-10-05 华为技术有限公司 一种音频信号的编解码方法和装置
CN102985969B (zh) * 2010-12-14 2014-12-10 松下电器（美国）知识产权公司 编码装置、解码装置和编码方法、解码方法
CN108911743A (zh) * 2016-04-20 2018-11-30 天津中天精科科技有限公司 一种耐腐蚀陶瓷刀具及其制备方法
US20190051286A1 (en) * 2017-08-14 2019-02-14 Microsoft Technology Licensing, Llc Normalization of high band signals in network telephony communications

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63268387A (ja) * 1987-04-27 1988-11-07 Toshiba Corp 直交変換ベクトル、スカラ−混合量子化方式
US5136374A (en) * 1990-04-03 1992-08-04 At&T Bell Laboratories Geometric vector quantization
US5128757A (en) * 1990-06-18 1992-07-07 Zenith Electronics Corporation Video transmission system using adaptive sub-band coding
CA2088082C (en) * 1992-02-07 1999-01-19 John Hartung Dynamic bit allocation for three-dimensional subband video coding
JP3273455B2 (ja) * 1994-10-07 2002-04-08 日本電信電話株式会社 ベクトル量子化方法及びその復号化器
GB9422738D0 (en) * 1994-11-10 1995-01-04 Univ Western Ontario Context-based, adaptive, progressive, lossless compression of still continuous -tone images

Also Published As

Publication number Publication date
EP0868031A1 (en) 1998-09-30
US6034632A (en) 2000-03-07
JP3684751B2 (ja) 2005-08-17
KR100513815B1 (ko) 2005-12-06
KR19980080742A (ko) 1998-11-25
DE69801536T2 (de) 2002-05-08
CN1197975A (zh) 1998-11-04
DE69801536D1 (de) 2001-10-11
CN1124588C (zh) 2003-10-15
AU5969798A (en) 1998-10-01
EP0868031B1 (en) 2001-09-05
JPH10268897A (ja) 1998-10-09
TW403890B (en) 2000-09-01

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