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BRPI1011786A2 - métodos para codificação artimética. - Google Patents

métodos para codificação artimética.

Info

Publication number
BRPI1011786A2
BRPI1011786A2 BRPI1011786A BRPI1011786A BRPI1011786A2 BR PI1011786 A2 BRPI1011786 A2 BR PI1011786A2 BR PI1011786 A BRPI1011786 A BR PI1011786A BR PI1011786 A BRPI1011786 A BR PI1011786A BR PI1011786 A2 BRPI1011786 A2 BR PI1011786A2
Authority
BR
Brazil
Prior art keywords
artimetic
coding
methods
artimetic coding
Prior art date
Application number
BRPI1011786A
Other languages
English (en)
Inventor
Bordes Philippe
Original Assignee
Thomson Licensing
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=41668494&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI1011786(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Thomson Licensing filed Critical Thomson Licensing
Publication of BRPI1011786A2 publication Critical patent/BRPI1011786A2/pt
Publication of BRPI1011786B1 publication Critical patent/BRPI1011786B1/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
    • 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]
    • 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
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/93—Run-length coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Error Detection And Correction (AREA)
BRPI1011786-5A 2009-07-01 2010-06-22 métodos para codificação e decodificação aritmética BRPI1011786B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0954483 2009-07-01
FR0954483 2009-07-01
PCT/EP2010/058770 WO2011000734A1 (en) 2009-07-01 2010-06-22 Methods for arithmetic coding and decoding

Publications (2)

Publication Number Publication Date
BRPI1011786A2 true BRPI1011786A2 (pt) 2018-02-27
BRPI1011786B1 BRPI1011786B1 (pt) 2020-08-25

Family

ID=41668494

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1011786-5A BRPI1011786B1 (pt) 2009-07-01 2010-06-22 métodos para codificação e decodificação aritmética

Country Status (8)

Country Link
US (1) US8674859B2 (pt)
EP (2) EP2449683A1 (pt)
JP (1) JP5851987B2 (pt)
KR (1) KR101730200B1 (pt)
CN (1) CN102474274B (pt)
BR (1) BRPI1011786B1 (pt)
TW (1) TWI538416B (pt)
WO (1) WO2011000734A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5592246B2 (ja) * 2010-12-21 2014-09-17 日本電信電話株式会社 コンテクスト適応エントロピー符号化方法，コンテクスト適応エントロピー復号方法，コンテクスト適応エントロピー符号化装置，コンテクスト適応エントロピー復号装置およびそれらのプログラム
CN103096062A (zh) * 2011-11-01 2013-05-08 珠海扬智电子科技有限公司 算术解码方法
JP6290924B2 (ja) * 2013-01-07 2018-03-07 ノキア テクノロジーズ オサケユイチア ビデオ・コーディングおよびデコーディングのための方法と装置
KR20160105848A (ko) * 2014-01-01 2016-09-07 엘지전자 주식회사 데이터 심볼들에 대해 산술 코딩을 수행하는 방법 및 장치
CN109510627B (zh) * 2017-09-15 2020-07-07 腾讯科技（深圳）有限公司 一种整数编码方法、装置和存储介质
CN116405678A (zh) * 2023-04-13 2023-07-07 深圳市爱协生科技股份有限公司 一种低复杂度和固定压缩比的静止图像压缩方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5045852A (en) 1990-03-30 1991-09-03 International Business Machines Corporation Dynamic model selection during data compression
JP3495800B2 (ja) * 1994-12-28 2004-02-09 キヤノン株式会社 符号化装置及び方法
JPH09121359A (ja) * 1995-10-26 1997-05-06 Hitachi Ltd 画像符号化方法および画像復号化方法
US6757436B2 (en) * 1997-06-19 2004-06-29 Electroncs For Imaging, Inc. Methods and apparatus for data compression based on modeling schemes
JP3902698B2 (ja) * 1997-12-01 2007-04-11 日本放送協会 動画像の可逆圧縮符号化装置および可逆伸長復号化装置
JP4160689B2 (ja) * 1998-11-10 2008-10-01 株式会社リコー 算術符号化装置および算術復号装置
US6894628B2 (en) 2003-07-17 2005-05-17 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and methods for entropy-encoding or entropy-decoding using an initialization of context variables
JP2005130099A (ja) * 2003-10-22 2005-05-19 Matsushita Electric Ind Co Ltd 算術復号装置、算術符号化装置、算術符号化・復号装置、携帯端末装置、動画像撮影装置、及び、動画像記録・再生装置
WO2006075901A1 (en) * 2005-01-14 2006-07-20 Sungkyunkwan University Methods of and apparatuses for adaptive entropy encoding and adaptive entropy decoding for scalable video encoding
KR100703776B1 (ko) * 2005-04-19 2007-04-06 삼성전자주식회사 향상된 코딩 효율을 갖는 컨텍스트 기반 적응적 산술 코딩및 디코딩 방법과 이를 위한 장치, 이를 포함하는 비디오코딩 및 디코딩 방법과 이를 위한 장치
CN1719903A (zh) * 2005-06-24 2006-01-11 清华大学 用于图象算术编码中的一种二值化和概率模型选择方法
US7199735B1 (en) * 2005-08-25 2007-04-03 Mobilygen Corporation Method and apparatus for entropy coding
KR100750165B1 (ko) * 2006-02-22 2007-08-17 삼성전자주식회사 압축률 향상을 위해 개선된 컨텍스트 모델 선택을 사용하는ｃａｂａｃ 부호화 방법 및 장치, 그리고 ｃａｂａｃ복호화 방법 및 장치
KR101365989B1 (ko) * 2007-03-08 2014-02-25 삼성전자주식회사 트리 구조를 기반으로 한 엔트로피 부호화 및 복호화 장치및 방법
US7957600B2 (en) * 2007-05-08 2011-06-07 Arris Group, Inc. Methods and systems for rate-distortion optimized quantization of transform blocks in block transform video coding
JP2009021775A (ja) * 2007-07-11 2009-01-29 Panasonic Corp 符号化装置及び符号化方法
US7864086B2 (en) * 2008-10-06 2011-01-04 Donald Martin Monro Mode switched adaptive combinatorial coding/decoding for electrical computers and digital data processing systems

Also Published As

Publication number Publication date
WO2011000734A1 (en) 2011-01-06
US8674859B2 (en) 2014-03-18
TWI538416B (zh) 2016-06-11
CN102474274B (zh) 2014-11-26
KR101730200B1 (ko) 2017-04-25
US20120218131A1 (en) 2012-08-30
TW201136190A (en) 2011-10-16
EP2449683A1 (en) 2012-05-09
BRPI1011786B1 (pt) 2020-08-25
JP5851987B2 (ja) 2016-02-03
JP2012531776A (ja) 2012-12-10
CN102474274A (zh) 2012-05-23
EP4224717A1 (en) 2023-08-09
KR20120105412A (ko) 2012-09-25

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B25A Requested transfer of rights approved

Owner name: THOMSON LICENSING DTV (FR)

B25A Requested transfer of rights approved

Owner name: INTERDIGITAL MADISON PATENT HOLDINGS (FR)

B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B09Y Publication of grant cancelled [chapter 9.1.2 patent gazette]

Free format text: ANULADA A PUBLICACAO CODIGO 9.1 NA RPI NO 2562 DE 11/02/2020 POR TER SIDO INDEVIDA.

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 25/08/2020, OBSERVADAS AS CONDICOES LEGAIS.