AU2016271130B2 - Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design - Google Patents

Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design Download PDF

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AU2016271130B2
AU2016271130B2 AU2016271130A AU2016271130A AU2016271130B2 AU 2016271130 B2 AU2016271130 B2 AU 2016271130B2 AU 2016271130 A AU2016271130 A AU 2016271130A AU 2016271130 A AU2016271130 A AU 2016271130A AU 2016271130 B2 AU2016271130 B2 AU 2016271130B2
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context
transform coefficient
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value
coding
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AU2016271130A1 (en
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Jianle Chen
Wei-Jung Chien
Marta Karczewicz
Li Zhang
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Qualcomm Inc
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Qualcomm Inc
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    • H04N19/184—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 bits, e.g. of the compressed video stream

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  • Engineering & Computer Science (AREA)
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  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (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)
AU2016271130A 2015-05-29 2016-05-27 Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design Active AU2016271130B2 (en)

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US201562168571P 2015-05-29 2015-05-29
US62/168,571 2015-05-29
US15/166,153 US10574993B2 (en) 2015-05-29 2016-05-26 Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
US15/166,153 2016-05-26
PCT/US2016/034828 WO2016196369A1 (en) 2015-05-29 2016-05-27 Coding data using an enhanced context-adaptive binary arithmetic coding (cabac) design

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EP (3) EP3304916B1 (enExample)
JP (3) JP6873051B2 (enExample)
KR (3) KR102600724B1 (enExample)
CN (3) CN107660339B (enExample)
AU (3) AU2016271130B2 (enExample)
BR (3) BR112017025484B1 (enExample)
ES (1) ES2905415T3 (enExample)
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Families Citing this family (87)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9369723B2 (en) 2011-07-14 2016-06-14 Comcast Cable Communications, Llc Preserving image quality in temporally compressed video streams
US11233998B2 (en) 2015-05-29 2022-01-25 Qualcomm Incorporated Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
US10382768B2 (en) * 2015-06-23 2019-08-13 Mediatek Singapore Pte. Ltd. Method and apparatus for transform coefficient coding of non-square blocks
CN113411578B (zh) * 2016-05-13 2024-04-12 夏普株式会社 图像解码装置及其方法、图像编码装置及其方法
US10616582B2 (en) 2016-09-30 2020-04-07 Qualcomm Incorporated Memory and bandwidth reduction of stored data in image/video coding
KR20180045530A (ko) * 2016-10-26 2018-05-04 디지털인사이트 주식회사 임의의 블록 분할을 사용하는 비디오 코딩 방법 및 장치
CN109983771A (zh) 2016-11-21 2019-07-05 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法及解码方法
CN116347077B (zh) 2016-11-21 2025-10-28 松下电器（美国）知识产权公司 比特流的发送装置
US10757412B2 (en) 2017-01-03 2020-08-25 Avago Technologies International Sales Pte. Limited Architecture flexible binary arithmetic coding system
US11265561B2 (en) * 2017-01-06 2022-03-01 Mediatek Inc. Method and apparatus for range derivation in context adaptive binary arithmetic coding
KR102311029B1 (ko) 2017-07-04 2021-10-08 삼성전자주식회사 다중 코어 변환에 의한 비디오 복호화 방법 및 장치, 다중 코어 변환에 의한 비디오 부호화 방법 및 장치
US10127913B1 (en) * 2017-07-07 2018-11-13 Sif Codec Llc Method of encoding of data stream, method of decoding of data stream, and devices for implementation of said methods
US10506258B2 (en) * 2017-07-13 2019-12-10 Google Llc Coding video syntax elements using a context tree
CA3069635C (en) 2017-07-14 2022-06-14 Mediatek, Inc. Method and apparatus for range derivation in context adaptive binary arithmetic coding
US11039143B2 (en) 2017-11-20 2021-06-15 Qualcomm Incorporated Memory reduction for context initialization with temporal prediction
EP3490253A1 (en) * 2017-11-23 2019-05-29 Thomson Licensing Encoding and decoding methods and corresponding devices
US12355996B2 (en) * 2017-11-23 2025-07-08 Interdigital Vc Holdings, Inc. Encoding and decoding methods and corresponding devices
CN111788830B (zh) * 2017-12-13 2023-04-04 三星电子株式会社 视频解码方法及其装置以及视频编码方法及其装置
US10869062B2 (en) 2017-12-21 2020-12-15 Qualcomm Incorporated Probability initialization and signaling for adaptive arithmetic coding in video coding
EP3503557A1 (en) 2017-12-22 2019-06-26 Thomson Licensing Method and apparatus for video encoding and decoding based on context switching
US10863199B2 (en) * 2018-03-26 2020-12-08 Qualcomm Incorporated Minimization of transform memory and latency via parallel factorizations
WO2019185769A1 (en) 2018-03-29 2019-10-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Dependent quantization
CN117294838A (zh) * 2018-03-29 2023-12-26 弗劳恩霍夫应用研究促进协会 用于增强并行编码能力的构思
EP3777156B1 (en) * 2018-03-29 2025-03-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Transform coefficient block coding
US20190313108A1 (en) 2018-04-05 2019-10-10 Qualcomm Incorporated Non-square blocks in video coding
EP3562156A1 (en) * 2018-04-27 2019-10-30 InterDigital VC Holdings, Inc. Method and apparatus for adaptive context modeling in video encoding and decoding
EP3806042A4 (en) * 2018-06-06 2021-06-23 Panasonic Intellectual Property Corporation of America Three-dimensional data encoding method, three-dimensional data decoding method, three-dimensional data encoding device, and three-dimensional data decoding device
US10992937B2 (en) * 2018-06-18 2021-04-27 Qualcomm Incorporated Coefficient coding with grouped bypass bins
US10750171B2 (en) * 2018-06-25 2020-08-18 Google Llc Deblocking filtering
CN110650343B (zh) * 2018-06-27 2024-06-07 中兴通讯股份有限公司 图像的编码、解码方法及装置、电子设备及系统
WO2020004277A1 (ja) * 2018-06-28 2020-01-02 シャープ株式会社 画像復号装置、および画像符号化装置
US10666981B2 (en) 2018-06-29 2020-05-26 Tencent America LLC Method, apparatus and medium for decoding or encoding
US10687081B2 (en) * 2018-06-29 2020-06-16 Tencent America LLC Method, apparatus and medium for decoding or encoding
US12301818B2 (en) * 2018-07-02 2025-05-13 Interdigital Vc Holdings, Inc. Context-based binary arithmetic encoding and decoding
TWI814889B (zh) * 2018-08-16 2023-09-11 大陸商北京字節跳動網絡技術有限公司 變換矩陣選擇的係數相關的編解碼
US11483575B2 (en) * 2018-08-24 2022-10-25 Hfi Innovation Inc. Coding transform coefficients with throughput constraints
TWI734178B (zh) * 2018-08-24 2021-07-21 聯發科技股份有限公司 具有產出限制的編碼轉換係數
US11113846B2 (en) * 2018-08-31 2021-09-07 Hulu, LLC Coefficient context modeling in video coding
US11336918B2 (en) * 2018-09-05 2022-05-17 Qualcomm Incorporated Regular coded bin reduction for coefficient coding
KR102542001B1 (ko) 2018-09-11 2023-06-13 엘지전자 주식회사 레지듀얼 코딩 방법 및 그 장치
JP7520809B2 (ja) * 2018-09-21 2024-07-23 インターデジタル ヴイシー ホールディングス， インコーポレイテッド スカラー量子化従属性のためのスカラー量子化器決定スキーム
KR102795463B1 (ko) * 2018-09-24 2025-04-15 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 종속 스칼라 양자화를 사용하거나 이와 조합하는 데에 적합한 변환 계수의 효율적인 코딩
WO2020067440A1 (ja) * 2018-09-27 2020-04-02 シャープ株式会社 動画像符号化装置および動画像復号装置
CN118075465A (zh) 2018-09-28 2024-05-24 松下电器（美国）知识产权公司 编码方法、解码方法、以及比特流生成装置
WO2020076028A1 (ko) * 2018-10-11 2020-04-16 엘지전자 주식회사 변환 계수 코딩 방법 및 장치
WO2020096877A1 (en) * 2018-11-05 2020-05-14 Interdigital Vc Holdings, Inc. Simplifications of coding modes based on neighboring samples dependent parametric models
PH12022550456A1 (en) * 2018-11-12 2022-07-04 Samsung Electronics Co Ltd Method and device for entropy encoding coefficient level, and method and device for entropy decoding coefficient level
WO2020135371A1 (zh) * 2018-12-24 2020-07-02 华为技术有限公司 一种标志位的上下文建模方法及装置
US11470329B2 (en) * 2018-12-26 2022-10-11 Tencent America LLC Method and apparatus for video coding
MY209825A (en) * 2018-12-31 2025-08-06 Panasonic Ip Corp America Encoder, decoder, encoding method, and decoding method
US11671598B2 (en) * 2019-01-02 2023-06-06 Lg Electronics Inc. Image decoding method and device using residual information in image coding system
US11523136B2 (en) 2019-01-28 2022-12-06 Hfi Innovation Inc. Methods and apparatuses for coding transform blocks
US11134273B2 (en) * 2019-02-14 2021-09-28 Qualcomm Incorporated Regular coded bin reduction for coefficient coding
ES2955816T3 (es) 2019-03-11 2023-12-07 Ericsson Telefon Ab L M Codificación de vídeo que comprende señalización del grupo de mosaicos rectangulares
US11202100B2 (en) * 2019-03-11 2021-12-14 Qualcomm Incorporated Coefficient coding for transform skip mode
AU2019201653A1 (en) * 2019-03-11 2020-10-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a tree of blocks of video samples
HUE070736T2 (hu) 2019-03-12 2025-06-28 Lg Electronics Inc Transzformáció alapú képkódolás
US11178399B2 (en) 2019-03-12 2021-11-16 Qualcomm Incorporated Probability initialization for video coding
US11218735B2 (en) * 2019-04-02 2022-01-04 Qualcomm Incorporated Context derivation for last position coding for video coding
TWI866967B (zh) * 2019-04-24 2024-12-21 美商松下電器（美國）知識產權公司 編碼裝置
US10818083B1 (en) * 2019-04-30 2020-10-27 International Business Machines Corporation Pyramid generation via depth-first walk
CN113853785B (zh) * 2019-05-14 2024-04-16 北京字节跳动网络技术有限公司 用于残差编解码的上下文建模
EP3954125A4 (en) 2019-05-31 2022-06-22 ByteDance Inc. PALETTE MODE WITH INTRA BLOCK COPY PREDICTION
CN113994666B (zh) 2019-06-06 2025-01-03 北京字节跳动网络技术有限公司 隐式选择变换候选
CN113940076B (zh) 2019-06-06 2025-01-03 北京字节跳动网络技术有限公司 应用隐式变换选择
CN113950829B (zh) 2019-06-06 2025-01-10 北京字节跳动网络技术有限公司 简化的变换编解码工具
CN112118456B (zh) 2019-06-20 2022-03-25 腾讯美国有限责任公司 莱斯参数选择方法、装置、计算机设备及存储介质
US11368511B2 (en) * 2019-06-20 2022-06-21 Tencent America LLC Unification of rice parameter lookup table
WO2020253874A1 (en) * 2019-06-21 2020-12-24 Beijing Bytedance Network Technology Co., Ltd. Restriction on number of context coded bins
CN114026873A (zh) * 2019-06-22 2022-02-08 北京达佳互联信息技术有限公司 用于视频编解码中预测简化的方法和装置
WO2020264456A1 (en) 2019-06-28 2020-12-30 Bytedance Inc. Chroma intra mode derivation in screen content coding
KR102612765B1 (ko) 2019-06-28 2023-12-13 바이트댄스 아이엔씨 변환 스킵 모드에서 양자화 파라미터를 수정하는 기술
WO2021006700A1 (ko) * 2019-07-10 2021-01-14 엘지전자 주식회사 영상 코딩 시스템에서 레지듀얼 코딩 방법에 대한 플래그를 사용하는 영상 디코딩 방법 및 그 장치
EP3987776B1 (en) * 2019-07-26 2025-01-08 Beijing Bytedance Network Technology Co., Ltd. Block size dependent use of video coding mode
CN120390083A (zh) * 2019-08-31 2025-07-29 Lg 电子株式会社 用于残差编译的解码视频的方法及其设备
CN114424525B (zh) * 2019-09-20 2026-01-09 阿里巴巴集团控股有限公司 视频处理中的量化参数标识
KR20220062526A (ko) 2019-09-25 2022-05-17 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 부호화 장치, 복호 장치, 부호화 방법, 및 복호 방법
JP7448349B2 (ja) * 2019-12-17 2024-03-12 シャープ株式会社 動画像復号装置
AU2019284053A1 (en) * 2019-12-23 2021-07-08 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples
US11863789B2 (en) 2020-03-31 2024-01-02 Tencent America LLC Method for signaling rectangular slice partitioning in coded video stream
US11785219B2 (en) * 2020-04-13 2023-10-10 Qualcomm Incorporated Coefficient coding for support of different color formats in video coding
JP2024515174A (ja) * 2021-04-15 2024-04-05 エルジー エレクトロニクス インコーポレイティド ポイントクラウドデータ送信方法、ポイントクラウドデータ送信装置、ポイントクラウドデータ受信方法及びポイントクラウドデータ受信装置
US11765370B2 (en) * 2021-07-27 2023-09-19 Mediatek Inc. Video residual decoding apparatus using neighbor storage device with smaller storage size to store neighbor data for context selection and associated method
WO2023172704A1 (en) * 2022-03-09 2023-09-14 Innopeak Technology, Inc. Attribute level coding for geometry point cloud coding
WO2023182673A1 (ko) * 2022-03-21 2023-09-28 현대자동차주식회사 컨텍스트 모델 초기화를 사용하는 비디오 코딩을 위한 방법 및 장치
WO2023193724A1 (en) * 2022-04-05 2023-10-12 Beijing Bytedance Network Technology Co., Ltd. Method, apparatus, and medium for video processing
CN114928747B (zh) * 2022-07-20 2022-12-16 阿里巴巴（中国）有限公司 基于av1熵编码的上下文概率处理电路、方法及相关装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012122286A1 (en) * 2011-03-08 2012-09-13 Qualcomm Incorporated Coding of transform coefficients for video coding
WO2013003798A1 (en) * 2011-06-29 2013-01-03 Qualcomm Incorporated Contexts for coefficient level coding in video compression

Family Cites Families (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040122693A1 (en) 2002-12-23 2004-06-24 Michael Hatscher Community builder
KR100703773B1 (ko) 2005-04-13 2007-04-06 삼성전자주식회사 향상된 코딩 효율을 갖는 엔트로피 코딩 및 디코딩 방법과이를 위한 장치, 이를 포함하는 비디오 코딩 및 디코딩방법과 이를 위한 장치
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
US7983343B2 (en) * 2006-01-12 2011-07-19 Lsi Corporation Context adaptive binary arithmetic decoding for high definition video
JP4660433B2 (ja) 2006-06-29 2011-03-30 株式会社東芝 符号化回路、復号回路、エンコーダ回路、デコーダ回路、ｃａｂａｃ処理方法
CA2629482A1 (en) 2007-04-21 2008-10-21 Avid Technology, Inc. Using user context information to select media files for a user in a distributed multi-user digital media system
US8516505B2 (en) 2008-03-14 2013-08-20 Microsoft Corporation Cross-platform compatibility framework for computer applications
CA2871268C (en) 2008-07-11 2015-11-03 Nikolaus Rettelbach Audio encoder, audio decoder, methods for encoding and decoding an audio signal, audio stream and computer program
JP2012506699A (ja) * 2008-10-24 2012-03-22 メリアル リミテッド アフリカウマ病ウイルスに対するワクチン
US8873626B2 (en) 2009-07-02 2014-10-28 Qualcomm Incorporated Template matching for video coding
TWI403170B (zh) 2010-05-21 2013-07-21 Univ Nat Chiao Tung 背景調適性二進制算術解碼裝置及其解碼方法
US8344917B2 (en) 2010-09-30 2013-01-01 Sharp Laboratories Of America, Inc. Methods and systems for context initialization in video coding and decoding
US9497472B2 (en) 2010-11-16 2016-11-15 Qualcomm Incorporated Parallel context calculation in video coding
CN102231830B (zh) 2010-11-23 2013-04-17 浙江大学 用于上下文算术编解码的运算单元
US9215473B2 (en) * 2011-01-26 2015-12-15 Qualcomm Incorporated Sub-slices in video coding
WO2012134246A2 (ko) 2011-04-01 2012-10-04 엘지전자 주식회사 엔트로피 디코딩 방법 및 이를 이용하는 디코딩 장치
FR2977111A1 (fr) 2011-06-24 2012-12-28 France Telecom Procede de codage et decodage d'images, dispositif de codage et decodage et programmes d'ordinateur correspondants
CN103828376B (zh) 2011-06-29 2018-04-03 谷歌技术控股有限责任公司 用于在帧内编译期间使用扫描编译图案的方法和系统
US9060173B2 (en) 2011-06-30 2015-06-16 Sharp Kabushiki Kaisha Context initialization based on decoder picture buffer
US8693401B2 (en) 2011-07-20 2014-04-08 Connectem Inc. Method and system for optimized handling of context using hierarchical grouping (for machine type communications)
PT2773109T (pt) 2011-10-31 2016-12-22 Samsung Electronics Co Ltd Método e aparelho para determinar um modelo de contexto para a transformação de nível de coeficiente de codificação e descodificação de entropia
US20130114691A1 (en) 2011-11-03 2013-05-09 Qualcomm Incorporated Adaptive initialization for context adaptive entropy coding
CN103918260A (zh) 2011-11-15 2014-07-09 英特尔公司 每时钟cabac编码采用2个bin的视频编码器
US9743098B2 (en) 2011-11-19 2017-08-22 Blackberry Limited Multi-level significance map scanning
KR101802334B1 (ko) 2011-12-02 2017-12-29 삼성전자주식회사 적응적 탬플릿을 이용한 이진 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치
WO2013106987A1 (en) 2012-01-16 2013-07-25 Mediatek Singapore Pte. Ltd. Methods and apparatuses of bypass coding and reducing contexts for some syntax elements
CN103931188B (zh) 2012-01-16 2017-05-10 寰发股份有限公司 语法元素的基于上下文的自适应二进制算术编码装置及方法
US9191670B2 (en) 2012-01-17 2015-11-17 Qualcomm Incorporated Throughput improvement for CABAC coefficient level coding
US9332259B2 (en) 2012-01-18 2016-05-03 Qualcomm Incorporated Indication of use of wavefront parallel processing in video coding
US9654772B2 (en) * 2012-01-19 2017-05-16 Qualcomm Incorporated Context adaptive entropy coding with a reduced initialization value set
AU2012200319B2 (en) * 2012-01-19 2015-11-26 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the significance map for residual coefficients of a transform unit
US9106918B2 (en) 2012-01-20 2015-08-11 Sony Corporation Coefficient coding harmonization in HEVC
AU2012200345B2 (en) 2012-01-20 2014-05-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the significance map residual coefficients of a transform unit
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
US9363510B2 (en) 2012-03-02 2016-06-07 Qualcomm Incorporated Scan-based sliding window in context derivation for transform coefficient coding
US9036710B2 (en) * 2012-03-08 2015-05-19 Blackberry Limited Unified transform coefficient encoding and decoding
CN103327316B (zh) 2012-03-22 2016-08-10 上海算芯微电子有限公司 视频宏块的上下文信息存取方法和系统
US9237344B2 (en) 2012-03-22 2016-01-12 Qualcomm Incorporated Deriving context for last position coding for video coding
US9264706B2 (en) 2012-04-11 2016-02-16 Qualcomm Incorporated Bypass bins for reference index coding in video coding
KR102472481B1 (ko) * 2012-04-13 2022-11-30 지이 비디오 컴프레션, 엘엘씨 저지연 화상 코딩
US9491463B2 (en) 2012-04-14 2016-11-08 Qualcomm Incorporated Group flag in transform coefficient coding for video coding
US9124872B2 (en) 2012-04-16 2015-09-01 Qualcomm Incorporated Coefficient groups and coefficient coding for coefficient scans
CA2807382A1 (en) * 2012-04-16 2013-10-16 Research In Motion Limited Modified contexts for level coding of video data
US9294779B2 (en) * 2012-06-15 2016-03-22 Blackberry Limited Multi-bit information hiding using overlapping subsets
US9088769B2 (en) 2012-06-28 2015-07-21 Blackberry Limited Reduced worst-case context-coded bins in video compression with parity hiding
HUE071157T2 (hu) 2012-09-26 2025-08-28 Sun Patent Trust Képdekódoló eljárás és képdekódoló berendezés
JP2014090326A (ja) 2012-10-30 2014-05-15 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
RS58864B1 (sr) 2013-01-04 2019-07-31 Samsung Electronics Co Ltd Postupak za entropijsko dekodiranje segmenata preseka
KR102218196B1 (ko) 2013-10-28 2021-02-23 삼성전자주식회사 인코더, 이의 동작 방법과, 상기 인코더를 포함하는 장치들
US20150334425A1 (en) 2014-05-14 2015-11-19 Blackberry Limited Adaptive context initialization
US9425822B2 (en) * 2014-08-05 2016-08-23 Broadcom Corporation Simplified range and context update for multimedia context-adaptive binary arithmetic coding design
US10104011B2 (en) * 2014-09-25 2018-10-16 Oracle International Corporation System and method for determination of partition identifiers in a multitenant application server environment
US11233998B2 (en) 2015-05-29 2022-01-25 Qualcomm Incorporated Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012122286A1 (en) * 2011-03-08 2012-09-13 Qualcomm Incorporated Coding of transform coefficients for video coding
WO2013003798A1 (en) * 2011-06-29 2013-01-03 Qualcomm Incorporated Contexts for coefficient level coding in video compression

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
TUNG NGUYEN ET AL, "Improved Context Modeling for Coding Quantized Transform Coefficients in Video Compression", PICTURE CODING SYMPOSIUM 2010; 8-12-2010 - 10-12-2010; NAGOYA, (2010-12-08) *
W-J CHIEN ET AL, "Template-based context modeling for coefficient coding", 100. MPEG MEETING; 30-4-2012 - 4-5-2012; GENEVA; (MOTION PICTURE EXPERT GROUP OR ISO/IEC JTC1/SC29/WG11), (2012-04-25), no. m24632 *

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