ATE207648T1 - Verfahren und vorrichtung zur kodierung/dekodierung eines signals und aufzeichnungsmedium - Google Patents

Verfahren und vorrichtung zur kodierung/dekodierung eines signals und aufzeichnungsmedium

Info

Publication number
ATE207648T1
ATE207648T1 AT95901610T AT95901610T ATE207648T1 AT E207648 T1 ATE207648 T1 AT E207648T1 AT 95901610 T AT95901610 T AT 95901610T AT 95901610 T AT95901610 T AT 95901610T AT E207648 T1 ATE207648 T1 AT E207648T1
Authority
AT
Austria
Prior art keywords
signals
bits
encoding
outputted
decoding
Prior art date
Application number
AT95901610T
Other languages
English (en)
Inventor
Mito Sonohara
Kyoya Tsutsui
Robert Heddle
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
Application granted granted Critical
Publication of ATE207648T1 publication Critical patent/ATE207648T1/de

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
AT95901610T 1993-11-29 1994-11-29 Verfahren und vorrichtung zur kodierung/dekodierung eines signals und aufzeichnungsmedium ATE207648T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP29830593A JP3125543B2 (ja) 1993-11-29 1993-11-29 信号符号化方法及び装置、信号復号化方法及び装置、並びに記録媒体
PCT/JP1994/002004 WO1995014990A1 (fr) 1993-11-29 1994-11-29 Procede et appareil de codage/decodage d'un signal et support d'enregistrement

Publications (1)

Publication Number Publication Date
ATE207648T1 true ATE207648T1 (de) 2001-11-15

Family

ID=17857930

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95901610T ATE207648T1 (de) 1993-11-29 1994-11-29 Verfahren und vorrichtung zur kodierung/dekodierung eines signals und aufzeichnungsmedium

Country Status (7)

Country Link
US (1) US5778339A (de)
EP (1) EP0682337B1 (de)
JP (1) JP3125543B2 (de)
CN (1) CN1071914C (de)
AT (1) ATE207648T1 (de)
AU (1) AU672729B2 (de)
WO (1) WO1995014990A1 (de)

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US6629088B1 (en) * 1999-11-30 2003-09-30 Sony Corporation Method and apparatus for measuring the quality of descriptors and description schemes
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US7240001B2 (en) 2001-12-14 2007-07-03 Microsoft Corporation Quality improvement techniques in an audio encoder
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CN101371296B (zh) * 2006-01-18 2012-08-29 Lg电子株式会社 用于编码和解码信号的设备和方法
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CN101968961B (zh) * 2010-09-19 2012-03-21 北京航空航天大学 一种基于faac lc模式的多路音频实时编码软件设计方法
CN107425855B (zh) 2011-01-14 2021-02-02 Ge视频压缩有限责任公司 熵编码设备和方法、熵解码设备和方法、及存储介质
US8838442B2 (en) 2011-03-07 2014-09-16 Xiph.org Foundation Method and system for two-step spreading for tonal artifact avoidance in audio coding
US9015042B2 (en) 2011-03-07 2015-04-21 Xiph.org Foundation Methods and systems for avoiding partial collapse in multi-block audio coding
US9009036B2 (en) * 2011-03-07 2015-04-14 Xiph.org Foundation Methods and systems for bit allocation and partitioning in gain-shape vector quantization for audio coding
JP6502739B2 (ja) * 2015-04-28 2019-04-17 キヤノン株式会社 画像符号化装置、画像処理装置、画像符号化方法
JP6512928B2 (ja) 2015-04-28 2019-05-15 キヤノン株式会社 画像符号化装置、画像処理装置、画像符号化方法
JP6502753B2 (ja) * 2015-06-08 2019-04-17 キヤノン株式会社 画像符号化装置、画像処理装置、画像符号化方法
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Also Published As

Publication number Publication date
JP3125543B2 (ja) 2001-01-22
EP0682337A1 (de) 1995-11-15
JPH07154266A (ja) 1995-06-16
AU1077295A (en) 1995-06-13
WO1995014990A1 (fr) 1995-06-01
EP0682337B1 (de) 2001-10-24
US5778339A (en) 1998-07-07
CN1118196A (zh) 1996-03-06
CN1071914C (zh) 2001-09-26
EP0682337A4 (de) 1998-09-16
AU672729B2 (en) 1996-10-10

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