公开(公告)号：US12069258B2

公开(公告)日：2024-08-20

申请号：US17876620

申请日：2022-07-29

申请人： Electronics and Telecommunications Research Institute ,  INDUSTRY-UNIVERSITY COOPERATION FOUNDATION OF KOREA AEROSPACE UNIVERSITY ,  HANBAT NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION

发明人： Jin Ho Lee ,  Jung Won Kang ,  Hyun Suk Ko ,  Sung Chang Lim ,  Ha Hyun Lee ,  Dong San Jun ,  Seung Hyun Cho ,  Hui Yong Kim ,  Hae Chul Choi ,  Aram Back ,  Jin Soo Choi ,  Jae Gon Kim

IPC分类号： H04N19/46 ,  H04N19/105 ,  H04N19/119 ,  H04N19/176 ,  H04N19/186

CPC分类号： H04N19/119 ,  H04N19/105 ,  H04N19/176 ,  H04N19/186 ,  H04N19/46

摘要： An image encoding/decoding method and apparatus are provided. An image decoding method performed by an image decoding apparatus of the present invention may comprise decoding an indicator indicating whether or not partition information of a current block is derived from partition information of a corresponding block of the current block, obtaining the partition information of the current block based on the decoded indicator, and partitioning the current block based on the obtained partition information.

公开(公告)号：US11677942B2

公开(公告)日：2023-06-13

申请号：US17510560

申请日：2021-10-26

申请人： Electronics and Telecommunications Research Institute

发明人： Sung Chang Lim ,  Hui Yong Kim ,  Jin Ho Lee ,  Jin Soo Choi ,  Jin Woong Kim ,  Jae Gon Kim ,  Sang Yong Lee

IPC分类号： H04N19/119 ,  H04N19/105 ,  H04N19/132 ,  H04N19/157 ,  H04N19/176 ,  H04N19/196 ,  H04N19/593 ,  H04N19/70 ,  H04N19/91 ,  H04N19/147

CPC分类号： H04N19/119 ,  H04N19/105 ,  H04N19/132 ,  H04N19/157 ,  H04N19/176 ,  H04N19/196 ,  H04N19/593 ,  H04N19/70 ,  H04N19/91 ,  H04N19/147

摘要： The present invention relates to video encoding/decoding methods and device, wherein the video encoding method according to the invention comprises the following steps: acquiring information of peripheral blocks; setting the information about a current block based on the information of the peripheral blocks; and encoding the current block based on the set information, wherein the current block and the peripheral blocks may be a CU (coding unit).

公开(公告)号：US11190767B2

公开(公告)日：2021-11-30

申请号：US16877807

申请日：2020-05-19

申请人： Electronics and Telecommunications Research Institute

发明人： Sung Chang Lim ,  Hui Yong Kim ,  Jin Ho Lee ,  Jin Soo Choi ,  Jin Woong Kim ,  Jae Gon Kim ,  Sang Yong Lee

IPC分类号： H04N19/119 ,  H04N19/105 ,  H04N19/176 ,  H04N19/70 ,  H04N19/196 ,  H04N19/593 ,  H04N19/132 ,  H04N19/157 ,  H04N19/91 ,  H04N19/147

摘要： The present invention relates to video encoding/decoding methods and device, wherein the video encoding method according to the invention comprises the following steps: acquiring information of peripheral blocks; setting the information about a current block based on the information of the peripheral blocks; and encoding the current block based on the set information, wherein the current block and the peripheral blocks may be a CU (coding unit).

公开(公告)号：US20230336740A1

公开(公告)日：2023-10-19

申请号：US18317685

申请日：2023-05-15

申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE ,  INTELLECTUAL DISCOVERY CO., LTD.

发明人： Sung Chang LIM ,  Hui Yong Kim ,  Jin Ho Lee ,  Jin Soo Choi ,  Jin Woong Kim ,  Jae Gon Kim ,  Sang Yong Lee ,  Hae Chul CHOI

IPC分类号： H04N19/157 ,  H04N19/11 ,  H04N19/176 ,  H04N19/196 ,  H04N19/593 ,  H04N19/70

CPC分类号： H04N19/157 ,  H04N19/11 ,  H04N19/176 ,  H04N19/198 ,  H04N19/593 ,  H04N19/70

摘要： An intra prediction mode encoding and decoding method, an image decoding device, and an image encoding device operate by deriving most probable modes (MPMs) from surrounding prediction units adjacent to a current prediction unit and deriving an intra prediction mode of the current prediction unit on the basis of an MPM flag indicating whether an MPM having the same prediction mode as the intra prediction mode of the current prediction unit exists among the derived MPMs.

公开(公告)号：US20230336722A1

公开(公告)日：2023-10-19

申请号：US18311786

申请日：2023-05-03

申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

发明人： Sung Chang LIM ,  Hui Yong Kim ,  Jin Ho Lee ,  Jin Soo Choi ,  Jin Woong Kim ,  Jae Gon Kim ,  Sang Yong Lee

IPC分类号： H04N19/119 ,  H04N19/105 ,  H04N19/132 ,  H04N19/157 ,  H04N19/176 ,  H04N19/196 ,  H04N19/593 ,  H04N19/70 ,  H04N19/91

CPC分类号： H04N19/119 ,  H04N19/105 ,  H04N19/132 ,  H04N19/157 ,  H04N19/176 ,  H04N19/196 ,  H04N19/593 ,  H04N19/70 ,  H04N19/91 ,  H04N19/147

摘要： The present invention relates to video encoding/decoding methods and device, wherein the video encoding method according to the invention comprises the following steps: acquiring information of peripheral blocks; setting the information about a current block based on the information of the peripheral blocks; and encoding the current block based on the set information, wherein the current block and the peripheral blocks may be a CU (coding unit).

公开(公告)号：US10250880B2

公开(公告)日：2019-04-02

申请号：US15806574

申请日：2017-11-08

申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

发明人： Sung Chang Lim ,  Hui Yong Kim ,  Jin Ho Lee ,  Jin Soo Choi ,  Jin Woong Kim ,  Jae Gon Kim ,  Sang Yong Lee

IPC分类号： H04N19/119 ,  H04N19/105 ,  H04N19/176 ,  H04N19/70 ,  H04N19/196 ,  H04N19/593 ,  H04N19/132 ,  H04N19/157 ,  H04N19/91 ,  H04N19/147

摘要： The present invention relates to video encoding/decoding methods and device, wherein the video encoding method according to the invention comprises the following steps: acquiring information of peripheral blocks; setting the information about a current block based on the information of the peripheral blocks; and encoding the current block based on the set information, wherein the current block and the peripheral blocks may be a CU (coding unit).

公开(公告)号：US20140344470A1

公开(公告)日：2014-11-20

申请号：US14360174

申请日：2012-11-23

申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

发明人： Jin Young Lee ,  Bong Ho Lee ,  Kug Jin Yun ,  Won Sik Cheong ,  Nam Ho Hur ,  Jae Gon Kim ,  Doo San Baek

IPC分类号： H04N21/236 ,  H04L29/06

CPC分类号： H04N21/236 ,  H04L65/607 ,  H04N21/234327 ,  H04N21/23439 ,  H04N21/2402 ,  H04N21/25825 ,  H04N21/2662

摘要： A method and apparatus for a streaming service to provide scalability and view information are provided. When a scalable video or multi-view video is transmitted using a Moving Picture Experts Group-2 (MPEG-2) system, scalability information or view information regarding the scalable video or multi-view video in a payload may be used. Using the scalability information or view information, a packetized scalable video or multi-view video may be efficiently adapted to various terminal performances, various network characteristics, a specific user preference, and the like.

摘要翻译： 提供了一种用于提供可扩展性和视图信息的流服务的方法和装置。 当使用运动图像专家组-2（MPEG-2）系统发送可伸缩视频或多视点视频时，可以使用有关负载中的可伸缩视频或多视图视频的可扩展性信息或视图信息。 使用可扩展性信息或视图信息，分组化可伸缩视频或多视图视频可以有效地适应于各种终端性能，各种网络特性，特定用户偏好等。

公开(公告)号：US11689728B2

公开(公告)日：2023-06-27

申请号：US17503570

申请日：2021-10-18

申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE ,  INTELLECTUAL DISCOVERY CO., LTD.

发明人： Jin Ho Lee ,  Hui Yong Kim ,  Sung Chang Lim ,  Jin Soo Choi ,  Jin woong Kim ,  Jae Gon Kim ,  Hae Chul Choi ,  Sang Yong Lee

IPC分类号： H04N19/157 ,  H04N19/11 ,  H04N19/176 ,  H04N19/196 ,  H04N19/593 ,  H04N19/70

CPC分类号： H04N19/157 ,  H04N19/11 ,  H04N19/176 ,  H04N19/198 ,  H04N19/593 ,  H04N19/70

摘要： An intra prediction mode encoding and decoding method, an image decoding device, and an image encoding device operate by deriving most probable modes (MPMs) from surrounding prediction units adjacent to a current prediction unit and deriving an intra prediction mode of the current prediction unit on the basis of an MPM flag indicating whether an MPM having the same prediction mode as the intra prediction mode of the current prediction unit exists among the derived MPMs.

公开(公告)号：US08878928B2

公开(公告)日：2014-11-04

申请号：US13903254

申请日：2013-05-28

申请人： Electronics and Telecommunications Research Institute ,  Korea Advanced Institute of Science and Technology (KAIST)

发明人： Jung Won Kang ,  Jae Gon Kim ,  Jin Woo Hong ,  Yong Man Ro ,  Tae Meon Bae ,  Cong Thang Truong

IPC分类号： H04N7/18 ,  H04N19/33 ,  H04N19/30 ,  H04N21/434 ,  H04N21/235 ,  H04N21/462 ,  H04N21/414 ,  H04N21/435 ,  H04N19/169 ,  H04N21/4728 ,  H04N19/103 ,  H04N19/132 ,  H04N19/70 ,  H04N19/17 ,  H04N21/2362 ,  H04N19/61

CPC分类号： H04N19/00424 ,  H04N19/132 ,  H04N19/162 ,  H04N19/17 ,  H04N19/187 ,  H04N19/33 ,  H04N19/70 ,  H04N21/235 ,  H04N21/2362 ,  H04N21/41407 ,  H04N21/4345 ,  H04N21/435 ,  H04N21/4621 ,  H04N21/4728

摘要： A multiple ROI (region of interest) setting method and apparatus in scalable video coding and an ROI reconstructing method and apparatus are provided. The multiple ROI setting apparatus includes: an ROI setting unit which sets at least one or more ROIs and allocates ROI identification numbers to the each of ROIs; a mapping unit which allocates at least one or more slice group identification numbers to the at least one or more ROI identification numbers; and a message generating unit which generates a message including ROI-associated information, slice-group-associated information, mapping information on mapping of the ROI identification number to the at least one or more slice group identification numbers, and scalability information.

摘要翻译： 提供可伸缩视频编码中的多个ROI（感兴趣区域）设置方法和装置以及ROI重建方法和装置。 多个ROI设置装置包括：ROI设置单元，其设置至少一个或多个ROI，并且将ROI识别号分配给每个ROI; 映射单元，其向所述至少一个或多个ROI识别号码分配至少一个或多个片组标识号; 以及消息生成单元，其生成包括ROI相关信息，片组相关信息，关于所述ROI识别号与所述至少一个或多个片组标识号的映射的映射信息以及可扩展性信息的消息。