PT1540962T - Método e aparelho para codificação e descodificação aritmética - Google Patents

Método e aparelho para codificação e descodificação aritmética

Info

Publication number
PT1540962T
PT1540962T PT37568441T PT03756844T PT1540962T PT 1540962 T PT1540962 T PT 1540962T PT 37568441 T PT37568441 T PT 37568441T PT 03756844 T PT03756844 T PT 03756844T PT 1540962 T PT1540962 T PT 1540962T
Authority
PT
Portugal
Prior art keywords
decoding
arithmetic coding
arithmetic
coding
Prior art date
Application number
PT37568441T
Other languages
English (en)
Inventor
Jan Bossen Frank
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
Priority claimed from US10/666,798 external-priority patent/US6906647B2/en
Priority claimed from US10/665,638 external-priority patent/US6825782B2/en
Priority claimed from US10/666,687 external-priority patent/US6850175B1/en
Application filed by Ntt Docomo Inc filed Critical Ntt Docomo Inc
Publication of PT1540962T publication Critical patent/PT1540962T/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
    • 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
    • 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
    • H03M7/4012—Binary arithmetic codes
    • H03M7/4018—Context adapative binary arithmetic codes [CABAC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Error Detection And Correction (AREA)
PT37568441T 2002-09-20 2003-09-19 Método e aparelho para codificação e descodificação aritmética PT1540962T (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US41224502P 2002-09-20 2002-09-20
US41599902P 2002-10-04 2002-10-04
US10/666,798 US6906647B2 (en) 2002-09-20 2003-09-18 Method and apparatus for arithmetic coding, including probability estimation state table creation
US10/665,638 US6825782B2 (en) 2002-09-20 2003-09-18 Method and apparatus for arithmetic coding and termination
US10/666,687 US6850175B1 (en) 2003-09-18 2003-09-18 Method and apparatus for arithmetic coding

Publications (1)

Publication Number Publication Date
PT1540962T true PT1540962T (pt) 2016-12-12

Family

ID=32034482

Family Applications (3)

Application Number Title Priority Date Filing Date
PT16156283T PT3079261T (pt) 2002-09-20 2003-09-19 Método e aparelho para descodificação aritmética
PT182091819T PT3468045T (pt) 2002-09-20 2003-09-19 Método e aparelho para codificação aritmética
PT37568441T PT1540962T (pt) 2002-09-20 2003-09-19 Método e aparelho para codificação e descodificação aritmética

Family Applications Before (2)

Application Number Title Priority Date Filing Date
PT16156283T PT3079261T (pt) 2002-09-20 2003-09-19 Método e aparelho para descodificação aritmética
PT182091819T PT3468045T (pt) 2002-09-20 2003-09-19 Método e aparelho para codificação aritmética

Country Status (8)

Country Link
EP (5) EP1540962B1 (pt)
JP (5) JP4391425B2 (pt)
CN (5) CN1675842B (pt)
AU (1) AU2003299010A1 (pt)
DK (3) DK3079261T3 (pt)
ES (3) ES2915662T3 (pt)
PT (3) PT3079261T (pt)
WO (1) WO2004028165A2 (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2088784B1 (en) 2006-11-28 2016-07-06 Panasonic Corporation Encoding device and encoding method
EP2091257B1 (en) 2006-11-30 2017-12-27 Panasonic Corporation Coder
JP2009177447A (ja) * 2008-01-24 2009-08-06 Panasonic Corp 動画像送受信システム
EP2315358A1 (en) * 2009-10-09 2011-04-27 Thomson Licensing Method and device for arithmetic encoding or arithmetic decoding
JP5961189B2 (ja) * 2011-01-14 2016-08-02 株式会社Ｎｔｔドコモ 算術符号化及び終了のための方法及び装置
KR101882543B1 (ko) * 2011-03-31 2018-07-26 톰슨 라이센싱 콘텍스트 적응성 이진 데이터 산술 코딩(cabac) 디코딩을 위한 기술들
US20130279597A1 (en) * 2012-04-24 2013-10-24 Magnum Semiconductor, Inc. Apparatuses and methods for bitstream bitstuffing
US20150249470A1 (en) * 2012-10-31 2015-09-03 Hewlett-Packard Development Company, L.P. Combined block-style error correction
JP6082123B2 (ja) * 2012-11-29 2017-02-15 エルジー エレクトロニクス インコーポレイティド 複数のレイヤをサポートする映像符号化／復号化方法
GB2513110A (en) * 2013-04-08 2014-10-22 Sony Corp Data encoding and decoding
WO2016003131A1 (ko) 2014-06-29 2016-01-07 엘지전자(주) 연결된 rom-ram 테이블에 기초하여 산술 코딩을 수행하는 방법 및 장치
CN106537914B (zh) 2014-06-29 2019-10-11 Lg 电子株式会社 通过限制的进位运算来执行算术编译的方法和设备
CN105472371B (zh) * 2016-01-13 2019-11-05 腾讯科技（深圳）有限公司 视频码流处理方法和装置
CN110431752B (zh) * 2017-03-23 2023-10-20 苹果公司 极性码的灵活信息块大小支持
US20230024560A1 (en) * 2018-05-10 2023-01-26 Sharp Kabushiki Kaisha Systems and methods for performing binary arithmetic coding in video coding
CN109672923B (zh) * 2018-12-17 2021-07-02 龙迅半导体（合肥）股份有限公司 一种数据处理方法和装置
GB2585042A (en) * 2019-06-25 2020-12-30 Sony Corp Image data encoding and decoding
CN117579081A (zh) * 2023-11-23 2024-02-20 哈尔滨工程大学 一种二进制数据无损压缩方法、设备及存储介质

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2100202T3 (es) * 1991-08-28 1997-06-16 Alcatel Bell Nv Disposicion codificadora.
JP2891818B2 (ja) * 1992-04-22 1999-05-17 三菱電機株式会社 符号化装置
JPH05341955A (ja) * 1992-06-12 1993-12-24 Fujitsu Ltd データ圧縮および復元方式
JP3196608B2 (ja) * 1995-08-31 2001-08-06 三菱電機株式会社 符号化・復号化装置及び符号化・復号化方法
JP3461640B2 (ja) * 1995-11-24 2003-10-27 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・復号化装置
KR100261254B1 (ko) * 1997-04-02 2000-07-01 윤종용 비트율 조절이 가능한 오디오 데이터 부호화/복호화방법 및 장치
KR100335611B1 (ko) * 1997-11-20 2002-10-09 삼성전자 주식회사 비트율 조절이 가능한 스테레오 오디오 부호화/복호화 방법 및 장치
GB2333412B (en) * 1998-01-20 2002-05-15 Daewoo Electronics Co Ltd Context-based arithmetic encoding/decoding apparatus
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
ATE323377T1 (de) * 1998-05-27 2006-04-15 Microsoft Corp Skalierbarer audiokodierer und dekodierer
US6289129B1 (en) * 1998-06-19 2001-09-11 Motorola, Inc. Video rate buffer for use with push dataflow
US6195026B1 (en) * 1998-09-14 2001-02-27 Intel Corporation MMX optimized data packing methodology for zero run length and variable length entropy encoding
JP3185769B2 (ja) * 1998-10-26 2001-07-11 日本電気株式会社 画像信号処理装置
KR100326157B1 (ko) * 1998-12-31 2002-07-03 윤종용 통신시스템에서반복디코더에대한양자화방법
FI106758B (fi) * 1999-04-16 2001-03-30 Nokia Networks Oy Segmentointimekanismi lohkoenkooderia varten
KR100612003B1 (ko) * 2000-02-26 2006-08-11 삼성전자주식회사 통신망에서 비트 스트림 송수신 장치 및 그 방법
JP2002094386A (ja) * 2000-09-12 2002-03-29 Mitsubishi Electric Corp 符号化装置、復号装置、符号化方法および復号方法

Also Published As

Publication number Publication date
EP3468044A1 (en) 2019-04-10
EP3468043A1 (en) 2019-04-10
WO2004028165A2 (en) 2004-04-01
CN105306067A (zh) 2016-02-03
CN103152054A (zh) 2013-06-12
CN1675842A (zh) 2005-09-28
JP2006513673A (ja) 2006-04-20
DK1540962T3 (en) 2016-08-22
JP5122677B2 (ja) 2013-01-16
CN1675842B (zh) 2013-03-20
CN105356887A (zh) 2016-02-24
JP2012100273A (ja) 2012-05-24
JP2009207156A (ja) 2009-09-10
JP2013051721A (ja) 2013-03-14
EP3468045B1 (en) 2022-05-04
EP1540962B1 (en) 2016-05-11
ES2586409T3 (es) 2016-10-14
JP4391425B2 (ja) 2009-12-24
CN105406873B (zh) 2017-06-23
DK3079261T3 (en) 2019-04-29
AU2003299010A8 (en) 2004-04-08
CN105406873A (zh) 2016-03-16
DK3468045T3 (da) 2022-05-23
PT3079261T (pt) 2019-05-08
CN105306067B (zh) 2018-09-11
CN105356887B (zh) 2019-07-26
JP2012075150A (ja) 2012-04-12
AU2003299010A1 (en) 2004-04-08
ES2915662T3 (es) 2022-06-24
JP5138805B2 (ja) 2013-02-06
ES2721055T3 (es) 2019-07-26
EP3079261A1 (en) 2016-10-12
EP1540962A2 (en) 2005-06-15
WO2004028165A3 (en) 2004-07-22
EP3468045A1 (en) 2019-04-10
EP3079261B1 (en) 2019-03-20
JP5390004B2 (ja) 2014-01-15
CN103152054B (zh) 2016-08-31
PT3468045T (pt) 2022-05-31

Similar Documents

Publication Publication Date Title
HUE053955T2 (hu) Bitfolyam dekódolási eljárás és berendezés
HK1072122A1 (en) Device and method for scalable coding and device and method for scalable decoding
EP1467569A4 (en) METHOD AND APPARATUS FOR ENCODING IMAGES IN MOTION, DECODING METHOD AND APPARATUS
EP1396841A4 (en) APPARATUS AND METHOD FOR ENCODING, APPARATUS AND METHOD FOR DECODING AND PROGRAM
EP1533789A4 (en) METHOD AND DEVICE FOR CODING SOUNDS
MXPA03008163A (es) Metodo y aparato para codificacion de imagen y metodo y aparato para decodificacion de imagen.
PT3355584T (pt) Método de codificação de vídeo, método de descodificação de vídeo, aparelho de codificação de vídeo, aparelho de descodificação de vídeo, programa de codificação de vídeo e programa de descodificação de vídeo
EP1478190A4 (en) (C) IMAGE ENCODER AND DECODER, IMAGE ENCODING AND DECODING DEVICE, IMAGE ENCODING AND DECODING PROGRAM
EP1406450A4 (en) MOBILE IMAGE ENCODING METHOD AND MOBILE IMAGE DECODING METHOD
EP1432130A4 (en) DECODING DEVICE AND DECODING PROCESS
EP1597909A4 (en) IMAGE ENCODING METHOD AND IMAGE DECODING METHOD
AU2003299010A8 (en) Method and apparatus for arithmetic coding and decoding
EP1655846A4 (en) APPARATUS AND METHOD FOR DECODING
EP1657710A4 (en) CODING AND DECODING APPARATUS
PT3096515T (pt) Método de codificação de imagem e método de descodificação de imagem
AU2003215855A1 (en) Method and apparatus for multi-dimensionally encoding and decoding
EP1685651A4 (en) METHOD AND DEVICE FOR FRACTIONAL RANGE ENCODING
EP1515550A4 (en) DECODING DEVICE AND DECODING METHOD
GB2377145B (en) Apparatus and method for coding/decoding
DE60304520D1 (de) Kodier-/Dekodiervorrichtung und -verfahren
GB2391736B (en) Image encoding apparatus, image encoding method and program
EP1504408A4 (en) SYSTEM AND METHOD FOR ARITHMETIC CODING AND DECODING
AU2003223057A8 (en) Method and apparatus for decoding instruction sequences
GB0216264D0 (en) Improved merging apparatus and method
EP1559101A4 (en) METHOD AND APPARATUS FOR MPEG AUDIO CODING