JP7044778B2 - 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体 - Google Patents
画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体 Download PDFInfo
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- JP7044778B2 JP7044778B2 JP2019528067A JP2019528067A JP7044778B2 JP 7044778 B2 JP7044778 B2 JP 7044778B2 JP 2019528067 A JP2019528067 A JP 2019528067A JP 2019528067 A JP2019528067 A JP 2019528067A JP 7044778 B2 JP7044778 B2 JP 7044778B2
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| JP2021210557A JP7253844B2 (ja) | 2016-11-28 | 2021-12-24 | 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体 |
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| KR20160159717 | 2016-11-28 | ||
| KR10-2016-0159717 | 2016-11-28 | ||
| PCT/KR2017/013673 WO2018097693A2 (ko) | 2016-11-28 | 2017-11-28 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
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| JP2021210557A Division JP7253844B2 (ja) | 2016-11-28 | 2021-12-24 | 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体 |
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| JP2019536376A JP2019536376A (ja) | 2019-12-12 |
| JP2019536376A5 JP2019536376A5 (OSRAM) | 2020-01-30 |
| JP7044778B2 true JP7044778B2 (ja) | 2022-03-30 |
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| JP2021210557A Active JP7253844B2 (ja) | 2016-11-28 | 2021-12-24 | 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体 |
| JP2023043921A Active JP7648199B2 (ja) | 2016-11-28 | 2023-03-20 | 画像復号方法及び画像符号化方法 |
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| JP2021210557A Active JP7253844B2 (ja) | 2016-11-28 | 2021-12-24 | 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体 |
| JP2023043921A Active JP7648199B2 (ja) | 2016-11-28 | 2023-03-20 | 画像復号方法及び画像符号化方法 |
| JP2024207363A Pending JP2025019315A (ja) | 2016-11-28 | 2024-11-28 | 画像復号方法及び画像符号化方法 |
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| KR (4) | KR102283517B1 (OSRAM) |
| CN (8) | CN117528109A (OSRAM) |
| WO (1) | WO2018097693A2 (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2022051733A (ja) * | 2016-11-28 | 2022-04-01 | エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュート | 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体 |
Families Citing this family (81)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018212111A1 (ja) * | 2017-05-19 | 2018-11-22 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法及び復号方法 |
| KR102595689B1 (ko) * | 2017-09-29 | 2023-10-30 | 인텔렉추얼디스커버리 주식회사 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| WO2019072368A1 (en) * | 2017-10-09 | 2019-04-18 | Huawei Technologies Co., Ltd. | LIMITED MEMORY ACCESS WINDOW FOR MOTION VECTOR REFINEMENT |
| US11057640B2 (en) * | 2017-11-30 | 2021-07-06 | Lg Electronics Inc. | Image decoding method and apparatus based on inter-prediction in image coding system |
| CN111819851B (zh) * | 2018-01-30 | 2024-08-20 | 夏普株式会社 | 用于使用预测运动向量起点对视频编码执行运动向量预测的系统和方法 |
| EP4539467A3 (en) | 2018-02-28 | 2025-06-18 | Samsung Electronics Co., Ltd. | Encoding method and device thereof, and decoding method and device thereof |
| CN118368413A (zh) * | 2018-02-28 | 2024-07-19 | 三星电子株式会社 | 视频解码方法和设备以及视频编码方法和设备 |
| CN116684594A (zh) * | 2018-04-30 | 2023-09-01 | 寰发股份有限公司 | 照度补偿方法及相应的电子装置 |
| WO2019234607A1 (en) | 2018-06-05 | 2019-12-12 | Beijing Bytedance Network Technology Co., Ltd. | Interaction between ibc and affine |
| CN112292854B (zh) | 2018-06-18 | 2025-11-28 | 世宗大学校产学协力团 | 影像编码/解码方法及装置 |
| TWI746994B (zh) | 2018-06-19 | 2021-11-21 | 大陸商北京字節跳動網絡技術有限公司 | 用於不同參考列表的不同精確度 |
| WO2019244117A1 (en) | 2018-06-21 | 2019-12-26 | Beijing Bytedance Network Technology Co., Ltd. | Unified constrains for the merge affine mode and the non-merge affine mode |
| TWI750483B (zh) | 2018-06-21 | 2021-12-21 | 大陸商北京字節跳動網絡技術有限公司 | 成分依賴的子區塊分割 |
| WO2020004931A1 (ko) * | 2018-06-27 | 2020-01-02 | 엘지전자 주식회사 | 영상 코딩 시스템에서 인터 예측에 따른 영상 처리 방법 및 장치 |
| CN114845108B (zh) | 2018-06-29 | 2025-08-12 | 抖音视界(北京)有限公司 | 查找表的更新:fifo、约束的fifo |
| EP3794824A1 (en) | 2018-06-29 | 2021-03-24 | Beijing Bytedance Network Technology Co. Ltd. | Conditions for updating luts |
| SG11202013028PA (en) | 2018-06-29 | 2021-01-28 | Beijing Bytedance Network Technology Co Ltd | Interaction between lut and amvp |
| WO2020003279A1 (en) | 2018-06-29 | 2020-01-02 | Beijing Bytedance Network Technology Co., Ltd. | Concept of using one or multiple look up tables to store motion information of previously coded in order and use them to code following blocks |
| TWI752331B (zh) | 2018-06-29 | 2022-01-11 | 大陸商北京字節跳動網絡技術有限公司 | 當向Merge/AMVP添加HMVP候選時的部分/完全修剪 |
| US11677970B2 (en) | 2018-06-29 | 2023-06-13 | Intellectual Discovery Co., Ltd. | Video coding method and device using motion compensation of decoder side |
| TWI728388B (zh) | 2018-06-29 | 2021-05-21 | 大陸商北京字節跳動網絡技術有限公司 | Lut中的運動候選的檢查順序 |
| WO2020003261A1 (en) | 2018-06-29 | 2020-01-02 | Beijing Bytedance Network Technology Co., Ltd. | Selection from multiple luts |
| CN119299670A (zh) | 2018-06-29 | 2025-01-10 | 韩国电子通信研究院 | 图像编码/解码方法以及存储比特流的记录介质 |
| CN110662053B (zh) | 2018-06-29 | 2022-03-25 | 北京字节跳动网络技术有限公司 | 使用查找表的视频处理方法、装置和存储介质 |
| WO2020003262A1 (en) * | 2018-06-30 | 2020-01-02 | Beijing Bytedance Network Technology Co., Ltd. | Symmetric bi-prediction mode for video coding |
| WO2020008353A1 (en) | 2018-07-02 | 2020-01-09 | Beijing Bytedance Network Technology Co., Ltd. | Usage of luts |
| WO2020009390A1 (ko) * | 2018-07-02 | 2020-01-09 | 엘지전자 주식회사 | 영상 코딩 시스템에서 인터 예측에 따른 영상 처리 방법 및 장치 |
| WO2020009427A1 (ko) * | 2018-07-02 | 2020-01-09 | 엘지전자 주식회사 | 영상 코딩 시스템의 인터 예측에서 템플릿 기반의 후보 리스트 재정렬 방법 및 장치 |
| WO2020009515A1 (ko) * | 2018-07-05 | 2020-01-09 | 엘지전자 주식회사 | Ctu 단위의 버퍼 압축을 이용한 영상 코딩 방법 및 그 장치 |
| WO2020013673A1 (ko) * | 2018-07-13 | 2020-01-16 | 엘지전자 주식회사 | Dmvr에 기반하여 인터 예측을 수행하는 방법 및 장치 |
| US11516490B2 (en) | 2018-07-16 | 2022-11-29 | Lg Electronics Inc. | Method and device for inter predicting on basis of DMVR |
| US11184635B2 (en) * | 2018-08-31 | 2021-11-23 | Tencent America LLC | Method and apparatus for video coding with motion vector constraints |
| CN115250350B (zh) | 2018-09-03 | 2024-04-09 | 华为技术有限公司 | 运动矢量的获取方法、装置、计算机设备及存储介质 |
| GB2590310B (en) | 2018-09-12 | 2023-03-22 | Beijing Bytedance Network Tech Co Ltd | Conditions for starting checking HMVP candidates depend on total number minus K |
| CN114125467A (zh) * | 2018-09-13 | 2022-03-01 | 华为技术有限公司 | 一种预测运动信息的解码方法及装置 |
| WO2020058888A1 (en) | 2018-09-19 | 2020-03-26 | Beijing Bytedance Network Technology Co., Ltd. | Mode dependent adaptive motion vector resolution for affine mode coding |
| GB2577318B (en) * | 2018-09-21 | 2021-03-10 | Canon Kk | Video coding and decoding |
| JP6976916B2 (ja) * | 2018-09-21 | 2021-12-08 | Kddi株式会社 | 画像復号装置、画像符号化装置、画像処理システム及びプログラム |
| TWI832905B (zh) | 2018-09-24 | 2024-02-21 | 大陸商北京字節跳動網絡技術有限公司 | 視頻編碼和解碼中的加權雙向預測 |
| GB2578151B (en) | 2018-10-18 | 2021-06-09 | Canon Kk | Video coding and decoding |
| MX2021005149A (es) * | 2018-11-08 | 2021-11-12 | Guangdong Oppo Mobile Telecommunications Corp Ltd | Metodo para codificacion/decodifcacion de se?ales de video y aparato para lo mismo. |
| CN112997495B (zh) * | 2018-11-10 | 2024-02-20 | 北京字节跳动网络技术有限公司 | 当前图片参考中的取整 |
| CN118200598A (zh) * | 2018-11-14 | 2024-06-14 | Sk电信有限公司 | 帧间预测方法和发送比特流的方法 |
| CN113273204B (zh) * | 2018-11-14 | 2024-05-14 | Sk电信有限公司 | 帧间预测方法和使用该方法的图片解码装置 |
| MX2021005911A (es) | 2018-11-20 | 2021-06-30 | Interdigital Vc Holdings Inc | Inicializacion de vector de bloque que hace referencia a imagen actual con arbol dual. |
| KR20240024335A (ko) | 2018-11-22 | 2024-02-23 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 서브 블록 기반 인터 예측을 위한 조정 방법 |
| CN111327904B (zh) | 2018-12-15 | 2023-03-03 | 华为技术有限公司 | 图像重建方法和装置 |
| US11196988B2 (en) * | 2018-12-17 | 2021-12-07 | Apple Inc. | Reference picture management and list construction |
| US11876957B2 (en) | 2018-12-18 | 2024-01-16 | Lg Electronics Inc. | Method and apparatus for processing video data |
| CN118632019A (zh) * | 2018-12-21 | 2024-09-10 | 株式会社 Xris | 视频信号编码/解码方法及其装置 |
| CN112584175B (zh) | 2018-12-28 | 2022-05-31 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法及其设备 |
| US20220116588A1 (en) * | 2019-01-04 | 2022-04-14 | Industry Academy Cooperation Foundation Of Sejong University | Method and apparatus for image encoding/decoding |
| JP7275286B2 (ja) | 2019-01-10 | 2023-05-17 | 北京字節跳動網絡技術有限公司 | Lut更新の起動 |
| WO2020143824A1 (en) | 2019-01-13 | 2020-07-16 | Beijing Bytedance Network Technology Co., Ltd. | Interaction between lut and shared merge list |
| WO2020147772A1 (en) | 2019-01-16 | 2020-07-23 | Beijing Bytedance Network Technology Co., Ltd. | Motion candidates derivation |
| CN118118659A (zh) | 2019-01-31 | 2024-05-31 | 北京字节跳动网络技术有限公司 | 记录仿射模式自适应运动矢量分辨率的上下文 |
| WO2020156517A1 (en) | 2019-01-31 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Fast algorithms for symmetric motion vector difference coding mode |
| EP4485935A3 (en) * | 2019-02-28 | 2025-03-19 | Huawei Technologies Co., Ltd. | An encoder, a decoder and corresponding methods for inter prediction |
| WO2020177696A1 (en) | 2019-03-05 | 2020-09-10 | Huawei Technologies Co., Ltd. | Use of extended samples during search in decoder-side motion refinement |
| JP2022068379A (ja) * | 2019-03-08 | 2022-05-10 | シャープ株式会社 | 画像復号装置 |
| CN119364011A (zh) * | 2019-03-11 | 2025-01-24 | 交互数字Vc控股公司 | 用于视频解码和编码的设备和方法 |
| WO2020182216A1 (en) | 2019-03-14 | 2020-09-17 | Mediatek Inc. | Methods and apparatuses of video processing with motion refinement and sub-partition base padding |
| CN113615193B (zh) | 2019-03-22 | 2024-06-25 | 北京字节跳动网络技术有限公司 | Merge列表构建和其他工具之间的交互 |
| KR102622468B1 (ko) | 2019-06-14 | 2024-01-09 | 엘지전자 주식회사 | 인터 예측 기반 영상 코딩 방법 및 장치 |
| EP3972254A4 (en) * | 2019-06-14 | 2023-03-08 | LG Electronics Inc. | METHOD AND APPARATUS FOR IMAGE CODING USING A MOTION VECTOR |
| KR102808776B1 (ko) | 2019-08-13 | 2025-05-15 | 두인 비전 컴퍼니 리미티드 | 서브 블록 기반 인터 예측의 모션 정밀도 |
| CN112468817B (zh) * | 2019-09-06 | 2022-07-29 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、装置及其设备 |
| KR20220051842A (ko) | 2019-09-18 | 2022-04-26 | 삼성전자주식회사 | 움직임 정보의 부호화 장치 및 방법, 및 복호화 장치 및 방법 |
| WO2021052507A1 (en) | 2019-09-22 | 2021-03-25 | Beijing Bytedance Network Technology Co., Ltd. | Sub-picture coding and decoding of video |
| US11792423B2 (en) | 2019-11-22 | 2023-10-17 | Qualcomm Incorporated | Early termination of motion vector refinement process in video coding |
| CN111163322B (zh) * | 2020-01-08 | 2022-08-30 | 绍兴文理学院 | 对基于历史运动矢量的索引进行映射的编码及解码方法 |
| CN113766245A (zh) * | 2020-06-05 | 2021-12-07 | Oppo广东移动通信有限公司 | 帧间预测方法、解码器、编码器及计算机存储介质 |
| EP4292285A1 (en) * | 2021-02-11 | 2023-12-20 | Dolby Laboratories Licensing Corporation | Intra-prediction for hexagonally-sampled video and image compression |
| WO2023027564A1 (ko) * | 2021-08-27 | 2023-03-02 | 주식회사 윌러스표준기술연구소 | 움직임 정보를 보정하는 방법 및 이를 위한 장치 |
| WO2023132679A1 (ko) * | 2022-01-06 | 2023-07-13 | 엘지전자 주식회사 | 세컨더리 리스트를 이용하는 인터 예측 방법 및 장치 |
| US11616970B1 (en) * | 2022-01-25 | 2023-03-28 | Mediatek Inc. | Motion vector refinement apparatus having motion vector predictor derivation circuit that is allowed to start new task without waiting for motion vector difference computation and associated motion vector refinement method |
| WO2023236916A1 (en) * | 2022-06-06 | 2023-12-14 | Mediatek Inc. | Updating motion attributes of merge candidates |
| WO2024010338A1 (ko) * | 2022-07-05 | 2024-01-11 | 한국전자통신연구원 | 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체 |
| US20240121399A1 (en) * | 2022-09-30 | 2024-04-11 | Qualcomm Incorporated | Decoder-side control point motion vector refinement for affine inter-prediction in video coding |
| CN115713489A (zh) * | 2022-10-28 | 2023-02-24 | 歌尔科技有限公司 | 光学器件的检测方法、检测设备以及计算机可读存储介质 |
| WO2025075451A1 (ko) * | 2023-10-05 | 2025-04-10 | 한국전자통신연구원 | 아틀라스 영상의 템플릿 매칭 예측 기술의 검색 장치 및 방법 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013016934A (ja) | 2011-06-30 | 2013-01-24 | Jvc Kenwood Corp | 画像符号化装置、画像符号化方法及び画像符号化プログラム |
| JP2018512810A (ja) | 2015-03-27 | 2018-05-17 | クゥアルコム・インコーポレイテッドQualcomm Incorporated | ビデオコーディングにおけるサブブロックの動き情報の導出 |
| JP2019519998A (ja) | 2016-06-30 | 2019-07-11 | 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 | 自動的な動き情報の精緻化を伴うビデオコード化のための方法及び機器 |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19548452C1 (de) * | 1995-12-22 | 1997-02-20 | Siemens Ag | Verfahren zur rechnergestützten Bewegungsschätzung für Bildpunkte zeitlich aufeinander folgender Bilder einer Videosequenz |
| KR20010045766A (ko) | 1999-11-08 | 2001-06-05 | 오길록 | 상태천이도를 이용하여 제어부를 구현한 움직임 추정 장치 |
| US6711211B1 (en) | 2000-05-08 | 2004-03-23 | Nokia Mobile Phones Ltd. | Method for encoding and decoding video information, a motion compensated video encoder and a corresponding decoder |
| KR100450746B1 (ko) | 2001-12-15 | 2004-10-01 | 한국전자통신연구원 | 계층탐색 기반의 혼합형 움직임 추정 장치 및 방법 |
| JP2007129370A (ja) * | 2005-11-01 | 2007-05-24 | Matsushita Electric Ind Co Ltd | 動きベクトル検出装置及び方法 |
| TWI566586B (zh) | 2009-10-20 | 2017-01-11 | 湯姆生特許公司 | 一序列形象的現時區塊之寫碼方法和重建方法 |
| HRP20221363T1 (hr) * | 2011-01-07 | 2023-01-06 | Lg Electronics Inc. | Postupak kodiranja video informacija, postupak dekodiranja video informacija i uređaj za dekodiranje za dekodiranje video informacija |
| KR20130050407A (ko) * | 2011-11-07 | 2013-05-16 | 오수미 | 인터 모드에서의 움직임 정보 생성 방법 |
| US20130114717A1 (en) | 2011-11-07 | 2013-05-09 | Qualcomm Incorporated | Generating additional merge candidates |
| WO2013105791A1 (ko) * | 2012-01-09 | 2013-07-18 | 삼성전자 주식회사 | 움직임 벡터 정규화에 기초한 영상의 부호화 방법 및 장치, 영상의 복호화 방법 및 장치 |
| CN104137549B9 (zh) * | 2012-01-18 | 2020-06-05 | 韩国电子通信研究院 | 对图像进行编码和解码的方法及设备 |
| WO2014007521A1 (ko) * | 2012-07-02 | 2014-01-09 | 삼성전자 주식회사 | 비디오 부호화 또는 비디오 복호화를 위한 움직임 벡터 예측 방법 및 장치 |
| PL400344A1 (pl) * | 2012-08-13 | 2014-02-17 | Politechnika Poznanska | Sposób wyznaczania predyktora wektora ruchu |
| US9906786B2 (en) * | 2012-09-07 | 2018-02-27 | Qualcomm Incorporated | Weighted prediction mode for scalable video coding |
| KR102070719B1 (ko) * | 2013-01-23 | 2020-01-30 | 한국전자통신연구원 | 인터 예측 방법 및 그 장치 |
| CN104737542B (zh) * | 2013-01-30 | 2018-09-25 | 英特尔公司 | 用于下一代视频的内容自适应熵编码 |
| KR20130067280A (ko) * | 2013-04-18 | 2013-06-21 | 엠앤케이홀딩스 주식회사 | 인터 예측 부호화된 동영상 복호화 방법 |
| WO2015006984A1 (en) * | 2013-07-19 | 2015-01-22 | Mediatek Singapore Pte. Ltd. | Reference view selection for 3d video coding |
| WO2015081888A1 (en) * | 2013-12-06 | 2015-06-11 | Mediatek Inc. | Method and apparatus for motion boundary processing |
| US9854237B2 (en) * | 2014-10-14 | 2017-12-26 | Qualcomm Incorporated | AMVP and merge candidate list derivation for intra BC and inter prediction unification |
| KR20180020965A (ko) * | 2015-04-27 | 2018-02-28 | 엘지전자 주식회사 | 비디오 신호의 처리 방법 및 이를 위한 장치 |
| EP3342167B1 (en) * | 2015-09-02 | 2020-12-30 | MediaTek, Inc | Method and apparatus of decoder side motion derivation for video coding |
| CN109479149B (zh) * | 2016-07-05 | 2022-04-15 | 株式会社Kt | 视频信号处理方法和设备 |
| US11638027B2 (en) * | 2016-08-08 | 2023-04-25 | Hfi Innovation, Inc. | Pattern-based motion vector derivation for video coding |
| CN117528109A (zh) | 2016-11-28 | 2024-02-06 | 英迪股份有限公司 | 图像编码方法、图像解码方法及用于传送比特流的方法 |
| US10750203B2 (en) * | 2016-12-22 | 2020-08-18 | Mediatek Inc. | Method and apparatus of adaptive bi-prediction for video coding |
-
2017
- 2017-11-28 CN CN202311529514.1A patent/CN117528109A/zh active Pending
- 2017-11-28 CN CN202311523399.7A patent/CN117528106A/zh active Pending
- 2017-11-28 CN CN201780073403.0A patent/CN109997363B/zh active Active
- 2017-11-28 JP JP2019528067A patent/JP7044778B2/ja active Active
- 2017-11-28 KR KR1020170160754A patent/KR102283517B1/ko active Active
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- 2017-11-28 US US16/461,388 patent/US11343530B2/en active Active
- 2017-11-28 WO PCT/KR2017/013673 patent/WO2018097693A2/ko not_active Ceased
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- 2017-11-28 CN CN202311524273.1A patent/CN117528107A/zh active Pending
- 2017-11-28 CN CN202311529594.0A patent/CN117528110A/zh active Pending
- 2017-11-28 EP EP25157681.5A patent/EP4531400A3/en active Pending
- 2017-11-28 CN CN202311524467.1A patent/CN117528108A/zh active Pending
- 2017-11-28 CN CN202311530058.2A patent/CN117528111A/zh active Pending
-
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- 2021-07-23 KR KR1020210097243A patent/KR102391524B1/ko active Active
- 2021-12-24 JP JP2021210557A patent/JP7253844B2/ja active Active
-
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- 2022-04-19 US US17/723,725 patent/US12022110B2/en active Active
- 2022-04-22 KR KR1020220050420A patent/KR102509513B1/ko active Active
-
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- 2023-03-08 KR KR1020230030641A patent/KR102625959B1/ko active Active
- 2023-03-20 JP JP2023043921A patent/JP7648199B2/ja active Active
- 2023-07-03 US US18/346,732 patent/US12155859B2/en active Active
-
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- 2024-01-10 US US18/409,711 patent/US20240155150A1/en active Pending
- 2024-11-28 JP JP2024207363A patent/JP2025019315A/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013016934A (ja) | 2011-06-30 | 2013-01-24 | Jvc Kenwood Corp | 画像符号化装置、画像符号化方法及び画像符号化プログラム |
| JP2018512810A (ja) | 2015-03-27 | 2018-05-17 | クゥアルコム・インコーポレイテッドQualcomm Incorporated | ビデオコーディングにおけるサブブロックの動き情報の導出 |
| JP2019519998A (ja) | 2016-06-30 | 2019-07-11 | 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 | 自動的な動き情報の精緻化を伴うビデオコード化のための方法及び機器 |
Non-Patent Citations (2)
| Title |
|---|
| CHEN, Jianle et al.,Algorithm Description of Joint Exploration Test Model 4,Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 4th Meeting: Chengdu, CN, 15-21 October 2016, [JVET-D1001_v3],JVET-D1001 (version 3),2016年11月19日,pp. 18-19 |
| FUKUSHIMA, Shigeru et al.,Merge based mvd transmission,Joint Collaborative Team on Video Coding (JCT-VC) of ITU-T SG16 WP3 and ISO/IEC JTC1/SC29/WG11 6th Meeting: Torino, IT, 14-22 July, 2011, [JCTVC-F373],JCTVC-F373 (version 3),2011年07月15日,pp. 1-8 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022051733A (ja) * | 2016-11-28 | 2022-04-01 | エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュート | 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体 |
| JP7253844B2 (ja) | 2016-11-28 | 2023-04-07 | インテレクチュアル ディスカバリー カンパニー リミテッド | 画像復号方法、画像符号化方法、及び非一時的なコンピュータ可読記録媒体 |
| US12022110B2 (en) | 2016-11-28 | 2024-06-25 | Intellectual Discovery Co., Ltd. | Image encoding/decoding method and device, and recording medium having bitstream stored thereon |
| US12155859B2 (en) | 2016-11-28 | 2024-11-26 | Intellectual Discovery Co., Ltd. | Image encoding/decoding method and device, and recording medium having bitstream stored thereon |
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