PT2933756T - Sistema e método para codificação e descodificação aritmética - Google Patents

Sistema e método para codificação e descodificação aritmética

Info

Publication number
PT2933756T
PT2933756T PT151698255T PT15169825T PT2933756T PT 2933756 T PT2933756 T PT 2933756T PT 151698255 T PT151698255 T PT 151698255T PT 15169825 T PT15169825 T PT 15169825T PT 2933756 T PT2933756 T PT 2933756T
Authority
PT
Portugal
Prior art keywords
decoding
arithmetic encoding
arithmetic
encoding
Prior art date
Application number
PT151698255T
Other languages
English (en)
Original Assignee
Ntt Docomo Inc
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 Ntt Docomo Inc filed Critical Ntt Docomo Inc
Publication of PT2933756T publication Critical patent/PT2933756T/pt

Links

Classifications

    • 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
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/4006—Conversion to or from arithmetic code
PT151698255T 2002-04-23 2003-04-23 Sistema e método para codificação e descodificação aritmética PT2933756T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37477002P 2002-04-23 2002-04-23

Publications (1)

Publication Number Publication Date
PT2933756T true PT2933756T (pt) 2020-06-16

Family

ID=29270547

Family Applications (2)

Application Number Title Priority Date Filing Date
PT151698255T PT2933756T (pt) 2002-04-23 2003-04-23 Sistema e método para codificação e descodificação aritmética
PT37185006T PT1504408E (pt) 2002-04-23 2003-04-23 Sistema e método para codificação aritmética

Family Applications After (1)

Application Number Title Priority Date Filing Date
PT37185006T PT1504408E (pt) 2002-04-23 2003-04-23 Sistema e método para codificação aritmética

Country Status (9)

Country Link
US (1) US7822283B2 (pt)
EP (5) EP2933756B1 (pt)
JP (2) JP4252532B2 (pt)
CN (1) CN100349379C (pt)
AU (1) AU2003221760A1 (pt)
DK (3) DK1504408T3 (pt)
ES (3) ES2559406T3 (pt)
PT (2) PT2933756T (pt)
WO (1) WO2003091942A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7260735B2 (en) * 2003-12-18 2007-08-21 Lsi Corporation Method and system for maintaining a running count of events updated by two asynchronous processes
KR100696191B1 (ko) 2004-12-10 2007-03-20 한국전자통신연구원 유비쿼터스 환경에서 컨텍스트를 수집하고 관리하기 위한시스템 및 방법
US7240620B2 (en) 2005-04-03 2007-07-10 Suzanne Malott Yatsko Easy vehicle turnaround
US7934098B1 (en) 2005-04-11 2011-04-26 Alliedbarton Security Services LLC System and method for capturing and applying a legal signature to documents over a network
CN100584025C (zh) 2005-08-04 2010-01-20 华为技术有限公司 一种基于内容自适应的算术解码系统及装置
US9558109B2 (en) 2014-04-04 2017-01-31 Samsung Israel Research Corporation Method and apparatus for flash memory arithmetic encoding and decoding

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4935882A (en) * 1986-09-15 1990-06-19 International Business Machines Corporation Probability adaptation for arithmetic coders
US5086488A (en) * 1989-08-19 1992-02-04 Mitsubishi Denki Kabushiki Kaisha Transform coding apparatus
DE69130275T2 (de) * 1990-07-31 1999-04-08 Canon Kk Verfahren und Gerät zur Bildverarbeitung
US5550540A (en) * 1992-11-12 1996-08-27 Internatioal Business Machines Corporation Distributed coding and prediction by use of contexts
US5414423A (en) * 1993-04-29 1995-05-09 International Business Machines Corporation Stabilization of probability estimates by conditioning on prior decisions of a given context
US5452006A (en) * 1993-10-25 1995-09-19 Lsi Logic Corporation Two-part synchronization scheme for digital video decoders
US5471207A (en) * 1994-02-23 1995-11-28 Ricoh Company Ltd. Compression of palettized images and binarization for bitwise coding of M-ary alphabets therefor
JPH07249995A (ja) * 1994-03-10 1995-09-26 Seiko Epson Corp データ符号化装置
JP3201448B2 (ja) 1994-03-31 2001-08-20 三菱電機株式会社 符号化復号化装置，符号化装置，および復号化装置
JP3082585B2 (ja) * 1994-09-09 2000-08-28 富士ゼロックス株式会社 画像情報符号化処理装置、画像情報復号化処理装置及び画像情報符号化復号化処理装置
US6141446A (en) 1994-09-21 2000-10-31 Ricoh Company, Ltd. Compression and decompression system with reversible wavelets and lossy reconstruction
US6195465B1 (en) * 1994-09-21 2001-02-27 Ricoh Company, Ltd. Method and apparatus for compression using reversible wavelet transforms and an embedded codestream
US5689589A (en) 1994-12-01 1997-11-18 Ricoh Company Ltd. Data compression for palettized video images
US5659631A (en) * 1995-02-21 1997-08-19 Ricoh Company, Ltd. Data compression for indexed color image data
JPH0918350A (ja) * 1995-06-28 1997-01-17 Hitachi Ltd 符号化復号化装置及び符号化復号化方法
US5680129A (en) * 1995-07-18 1997-10-21 Hewlett-Packard Company System and method for lossless image compression
US5877812A (en) * 1995-11-21 1999-03-02 Imedia Corporation Method and apparatus for increasing channel utilization for digital video transmission
US6072909A (en) * 1995-12-13 2000-06-06 Fuji Xerox Co., Ltd. Image coding devise and image decoding devise using with image disassembly
US6188795B1 (en) * 1996-06-13 2001-02-13 Dublin City University Data compression
JP3621512B2 (ja) * 1996-06-19 2005-02-16 株式会社ルネサステクノロジ ディジタル情報符号化装置、ディジタル情報復号化装置、ディジタル情報符号化・復号化装置、ディジタル情報符号化方法、及びディジタル情報復号化方法
WO1998005159A1 (en) * 1996-07-31 1998-02-05 Matsushita Electric Industrial Co., Ltd. Picture encoder, picture decoder, picture encoding method, picture decoding method, and medium
JPH1093827A (ja) * 1996-09-11 1998-04-10 Canon Inc 画像処理方法とその装置
CN100518319C (zh) 1996-12-18 2009-07-22 汤姆森消费电子有限公司 将数据压缩成固定长度数据块及解压的方法
US6225925B1 (en) * 1998-03-13 2001-05-01 At&T Corp. Z-coder: a fast adaptive binary arithmetic coder
CN1174634C (zh) * 1998-01-26 2004-11-03 株式会社大宇电子 基于上下文的算术编码/解码方法及装置
JP3391251B2 (ja) * 1998-03-25 2003-03-31 三菱電機株式会社 適応確率推定方法及び適応符号化方法並びに適応復号方法
FR2780792B1 (fr) * 1998-07-03 2000-09-22 St Microelectronics Sa Appareillage de test de puces electroniques
US6643405B1 (en) * 1998-09-30 2003-11-04 Canon Kabushiki Kaisha Image processing apparatus and method and computer-readable storage medium
US6804401B2 (en) * 2000-05-12 2004-10-12 Xerox Corporation Method for compressing digital documents with control of image quality subject to multiple compression rate constraints
JP3457269B2 (ja) 2000-07-18 2003-10-14 パナソニック コミュニケーションズ株式会社 算術符号化・復号化方法および算術符号化・復号化装置
US6661927B1 (en) * 2000-07-27 2003-12-09 Motorola, Inc. System and method for efficiently encoding an image by prioritizing groups of spatially correlated coefficients based on an activity measure
US6677869B2 (en) * 2001-02-22 2004-01-13 Panasonic Communications Co., Ltd. Arithmetic coding apparatus and image processing apparatus
JP2003143411A (ja) * 2001-11-02 2003-05-16 Canon Inc 画像処理装置及びその制御方法及びコンピュータプログラム及び記憶媒体
US20030185302A1 (en) * 2002-04-02 2003-10-02 Abrams Thomas Algie Camera and/or camera converter
US7260735B2 (en) * 2003-12-18 2007-08-21 Lsi Corporation Method and system for maintaining a running count of events updated by two asynchronous processes

Also Published As

Publication number Publication date
ES2559406T3 (es) 2016-02-12
JP2009060667A (ja) 2009-03-19
US20040208383A1 (en) 2004-10-21
CN1647099A (zh) 2005-07-27
EP2933755A1 (en) 2015-10-21
DK1504408T3 (en) 2016-01-25
EP2312498B1 (en) 2015-08-12
EP2933756B1 (en) 2020-04-29
JP4252532B2 (ja) 2009-04-08
JP2005524267A (ja) 2005-08-11
DK2933756T3 (da) 2020-06-02
EP1504408B1 (en) 2015-10-28
EP2312498A1 (en) 2011-04-20
EP3709217A1 (en) 2020-09-16
EP2933756A1 (en) 2015-10-21
DK2312498T3 (en) 2015-11-16
ES2552696T3 (es) 2015-12-01
WO2003091942A1 (en) 2003-11-06
EP1504408A1 (en) 2005-02-09
CN100349379C (zh) 2007-11-14
PT1504408E (pt) 2016-02-25
JP4722990B2 (ja) 2011-07-13
US7822283B2 (en) 2010-10-26
AU2003221760A1 (en) 2003-11-10
EP1504408A4 (en) 2010-06-16
ES2797349T3 (es) 2020-12-02

Similar Documents

Publication Publication Date Title
HK1196720A1 (zh) 可變長度編碼解碼系統和可變長度編碼解碼方法
PT3525464T (pt) Método e sistema de codificação e descodificação de imagem
GB2397671B (en) System and method for coding data
EP1422828A4 (en) DIGITAL SIGNAL ENCODING DEVICE, DIGITAL SIGNAL DECODING DEVICE, ARITHMETIC DIGITAL SIGNAL ENCODING METHOD, AND ARITHMETIC DECODING METHOD OF DIGITAL SIGNALS
HK1152178A1 (en) Video encoding and decoding method
HK1072122A1 (en) Device and method for scalable coding and device and method for scalable decoding
PT2320659E (pt) Método de codificação e método de descodificação de imagens em movimento
EP1478190A4 (en) (C) IMAGE ENCODER AND DECODER, IMAGE ENCODING AND DECODING DEVICE, IMAGE ENCODING AND DECODING PROGRAM
EP1515446A4 (en) SIGNAL CODING METHOD, SIGNAL DECODING METHOD, SIGNAL CODING DEVICE, SIGNAL DECODING DEVICE, SIGNAL CODING PROGRAM AND SIGNAL DECODING PROGRAM
AU2003242037A1 (en) Image encoding method and image decoding method
PT2268035T (pt) Método de codificação e descodificação do sinal de vídeo
EP1531551A4 (en) SIGNAL CODING DEVICE, METHOD, SIGNAL DECODING DEVICE AND METHOD
EP1396841A4 (en) APPARATUS AND METHOD FOR ENCODING, APPARATUS AND METHOD FOR DECODING AND PROGRAM
EP1659803A4 (en) METHOD FOR ENCODING AND DECODING A MOVING IMAGE
HUE036491T2 (hu) Mozgókép kódolási eljárás és mozgókép dekódolási eljárás
EP1597909A4 (en) IMAGE ENCODING METHOD AND IMAGE DECODING METHOD
EP1779522A4 (en) SYSTEM AND METHOD FOR STATIC HUFFMAN DECODING
EP1432249A4 (en) Image Coding Methods and Image Decoding Methods
TWI562602B (en) Picture coding and decoding system
AU2003299010A8 (en) Method and apparatus for arithmetic coding and decoding
AU2003234102A8 (en) System for expanded instruction encoding and method thereof
EP1381238A4 (en) METHOD FOR CODING AND DECODING PICTURES
EP1497757A4 (en) SYSTEM AND METHOD FOR DETERMINING A CHARACTER CODING SCHEME
EP1503502A4 (en) METHOD AND DEVICE FOR ENCODING, AND METHOD AND DEVICE FOR DECODING
AU2003208500A8 (en) Method and system for layered video encoding