HUE045823T2 - Eljárás és berendezés javított entrópia kódolásra és dekódolásra - Google Patents

Eljárás és berendezés javított entrópia kódolásra és dekódolásra

Info

Publication number
HUE045823T2
HUE045823T2 HUE11770644A HUE11770644A HUE045823T2 HU E045823 T2 HUE045823 T2 HU E045823T2 HU E11770644 A HUE11770644 A HU E11770644A HU E11770644 A HUE11770644 A HU E11770644A HU E045823 T2 HUE045823 T2 HU E045823T2
Authority
HU
Hungary
Prior art keywords
decoding
entropy encoding
improved entropy
improved
encoding
Prior art date
Application number
HUE11770644A
Other languages
English (en)
Hungarian (hu)
Inventor
Yang Hu
Joel Sole
Xiaoan Lu
Peng Yin
Yunfei Zheng
Original Assignee
Interdigital Vc Holdings 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=44802431&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HUE045823(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Interdigital Vc Holdings Inc filed Critical Interdigital Vc Holdings Inc
Publication of HUE045823T2 publication Critical patent/HUE045823T2/hu

Links

Classifications

    • 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
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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)
HUE11770644A 2010-10-14 2011-10-06 Eljárás és berendezés javított entrópia kódolásra és dekódolásra HUE045823T2 (hu)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39319510P 2010-10-14 2010-10-14

Publications (1)

Publication Number Publication Date
HUE045823T2 true HUE045823T2 (hu) 2020-01-28

Family

ID=44802431

Family Applications (1)

Application Number Title Priority Date Filing Date
HUE11770644A HUE045823T2 (hu) 2010-10-14 2011-10-06 Eljárás és berendezés javított entrópia kódolásra és dekódolásra

Country Status (10)

Country Link
US (8) US9693056B2 (https=)
EP (3) EP2628299B1 (https=)
JP (6) JP2014500643A (https=)
KR (8) KR102123605B1 (https=)
CN (2) CN103262534B (https=)
DK (1) DK2628299T3 (https=)
ES (1) ES2747798T3 (https=)
HU (1) HUE045823T2 (https=)
PL (3) PL2628299T3 (https=)
WO (1) WO2012051033A1 (https=)

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CN103262534B (zh) * 2010-10-14 2018-05-22 汤姆逊许可公司 改进熵编码和解码的方法及装置
US20120163456A1 (en) 2010-12-22 2012-06-28 Qualcomm Incorporated Using a most probable scanning order to efficiently code scanning order information for a video block in video coding
US10397577B2 (en) 2011-03-08 2019-08-27 Velos Media, Llc Inverse scan order for significance map coding of transform coefficients in video coding
US9491469B2 (en) 2011-06-28 2016-11-08 Qualcomm Incorporated Coding of last significant transform coefficient
US9866829B2 (en) 2012-01-22 2018-01-09 Qualcomm Incorporated Coding of syntax elements that correspond to coefficients of a coefficient block in video coding
CA2807382A1 (en) * 2012-04-16 2013-10-16 Research In Motion Limited Modified contexts for level coding of video data
EP3270595A1 (en) * 2016-07-15 2018-01-17 Thomson Licensing Method and apparatus for last coefficient coding for adaptive transform based video compression
US10244261B2 (en) * 2017-01-26 2019-03-26 Google Llc Transform coefficient coding using level maps
JP6377785B2 (ja) * 2017-01-26 2018-08-22 ユニ・チャーム株式会社 使い捨て吸収性物品
US11405650B2 (en) 2018-08-22 2022-08-02 Hfi Innovation Inc. Method and apparatus of transform coefficient coding
KR102898328B1 (ko) * 2018-09-21 2025-12-09 인터디지털 브이씨 홀딩스 인코포레이티드 의존적 스칼라 양자화를 위한 스칼라 양자화기 결정 방식
KR102472944B1 (ko) * 2018-10-05 2022-12-01 엘지전자 주식회사 변환 계수 코딩 방법 및 그 장치
US12568221B2 (en) 2018-11-12 2026-03-03 Samsung Electronics Co., Ltd. Method and device for entropy encoding coefficient level, and method and device for entropy decoding coefficient level
CA3223782A1 (en) * 2018-11-12 2020-05-22 Samsung Electronics Co., Ltd. Method and device for entropy encoding coefficient level, and method and device for entropy decoding coefficient level
WO2020141856A1 (ko) * 2019-01-02 2020-07-09 엘지전자 주식회사 영상 코딩 시스템에서 레지듀얼 정보를 사용하는 영상 디코딩 방법 및 그 장치
CN117939131A (zh) 2019-01-12 2024-04-26 Oppo广东移动通信有限公司 在图像编译系统中使用残差信息的图像解码方法及其装置
CN112514384B (zh) 2019-01-28 2024-12-24 苹果公司 视频信号编码/解码方法及其装置
JP7485689B2 (ja) 2019-03-11 2024-05-16 華為技術有限公司 エンコーダ、デコーダ及び対応する方法
KR20220024658A (ko) * 2019-06-24 2022-03-03 알리바바 그룹 홀딩 리미티드 비디오 데이터의 변환-스킵 잔차 코딩
CN111741302B (zh) * 2020-08-07 2021-05-14 腾讯科技（深圳）有限公司 数据处理方法、装置、计算机可读介质及电子设备
US20250133210A1 (en) * 2023-10-19 2025-04-24 Tencent America LLC State machine-based quantization shifting offset for video and image compression

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GB0124882D0 (en) 2001-10-17 2001-12-05 Koninkl Philips Electronics Nv Improved variable length decoder
CN1214649C (zh) * 2003-09-18 2005-08-10 中国科学院计算技术研究所 用于视频预测残差系数编码的熵编码方法
US8599925B2 (en) * 2005-08-12 2013-12-03 Microsoft Corporation Efficient coding and decoding of transform blocks
KR100873636B1 (ko) * 2005-11-14 2008-12-12 삼성전자주식회사 단일 부호화 모드를 이용하는 영상 부호화/복호화 방법 및장치
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KR101356733B1 (ko) * 2007-03-07 2014-02-05 삼성전자주식회사 컨텍스트 기반 적응적 이진 산술 부호화, 복호화 방법 및장치
KR101394153B1 (ko) * 2007-12-11 2014-05-16 삼성전자주식회사 양자화 방법 및 장치, 역양자화 방법 및 장치
US8891615B2 (en) * 2008-01-08 2014-11-18 Qualcomm Incorporated Quantization based on rate-distortion modeling for CABAC coders
KR101375668B1 (ko) 2008-03-17 2014-03-18 삼성전자주식회사 변환 계수의 부호화, 복호화 방법 및 장치
JP2009231914A (ja) * 2008-03-19 2009-10-08 Sony Corp 復号装置、復号処理方法およびプログラム
JP2012023611A (ja) 2010-07-15 2012-02-02 Mitsubishi Electric Corp 動画像符号化装置、動画像復号装置、動画像符号化方法及び動画像復号方法
US9154801B2 (en) 2010-09-30 2015-10-06 Texas Instruments Incorporated Method and apparatus for diagonal scan and simplified coding of transform coefficients
CN103262534B (zh) 2010-10-14 2018-05-22 汤姆逊许可公司 改进熵编码和解码的方法及装置
AU2012375336A1 (en) 2012-03-29 2014-08-07 Aptargroup, Inc. Closure with sliding seal member

Also Published As

Publication number Publication date
JP2021073805A (ja) 2021-05-13
KR101874945B1 (ko) 2018-07-06
PL3667924T3 (pl) 2022-02-07
JP2025089354A (ja) 2025-06-12
KR20180081152A (ko) 2018-07-13
JP6491691B2 (ja) 2019-03-27
EP2628299A1 (en) 2013-08-21
US20200359054A1 (en) 2020-11-12
EP3667924B1 (en) 2021-10-06
ES2747798T3 (es) 2020-03-11
JP7181126B2 (ja) 2022-11-30
KR101997765B1 (ko) 2019-07-08
KR102586032B1 (ko) 2023-10-10
CN108419084B (zh) 2021-02-26
KR20130119426A (ko) 2013-10-31
US10097859B2 (en) 2018-10-09
EP2628299B1 (en) 2019-08-07
US20230276074A1 (en) 2023-08-31
KR20210154878A (ko) 2021-12-21
US10694211B2 (en) 2020-06-23
KR102339720B1 (ko) 2021-12-16
PL3961930T3 (pl) 2024-11-25
EP3961930A1 (en) 2022-03-02
DK2628299T3 (da) 2019-10-07
EP3961930B1 (en) 2024-08-28
PL2628299T3 (pl) 2019-12-31
KR20210046855A (ko) 2021-04-28
US20190075321A1 (en) 2019-03-07
WO2012051033A1 (en) 2012-04-19
KR102887813B1 (ko) 2025-11-18
KR20190084331A (ko) 2019-07-16
EP3667924A1 (en) 2020-06-17
JP2023073281A (ja) 2023-05-25
US20130208806A1 (en) 2013-08-15
KR20250163428A (ko) 2025-11-20
US12052439B2 (en) 2024-07-30
US11677983B2 (en) 2023-06-13
JP2019110592A (ja) 2019-07-04
KR102123605B1 (ko) 2020-06-15
JP2017175648A (ja) 2017-09-28
US20180124428A1 (en) 2018-05-03
JP7654025B2 (ja) 2025-03-31
US9832486B2 (en) 2017-11-28
US20220086488A1 (en) 2022-03-17
CN108419084A (zh) 2018-08-17
CN103262534B (zh) 2018-05-22
US20240340453A1 (en) 2024-10-10
US11218732B2 (en) 2022-01-04
CN103262534A (zh) 2013-08-21
US9693056B2 (en) 2017-06-27
KR102244659B1 (ko) 2021-04-27
KR20200070427A (ko) 2020-06-17
KR20230144120A (ko) 2023-10-13
JP2014500643A (ja) 2014-01-09
US20170257643A1 (en) 2017-09-07

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