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481.发明申请公开(公告)号：US20180234741A1
公开(公告)日：2018-08-16
申请号：US15433179
申请日：2017-02-15
Applicant: Electronics and Telecommunications Research Institute , Foundation for Research and Business, Seoul National University of Science and Technology
Inventor： Sung Hoon KIM , Hui Yong KIM , Jin Soo CHOI , Dong Ho KIM , Dong Ho YOU , Jung Yup JANG
IPC: H04N21/81 , H04N19/463 , H04N19/436 , H04L29/06 , H04N21/61 , H04N21/435 , H04N21/434 , H04N21/2362
CPC classification number: H04N21/816 , H04L69/08 , H04N21/2362 , H04N21/4345 , H04N21/6125
Abstract: Disclosed is a method and apparatus for IP-based hybrid 3DTV content transmission and reception. According to one aspect of the present disclosure, an IP-based hybrid 3DTV content reception apparatus includes: a receiving unit receiving multiplexed 3DTV content information; an additional data obtaining unit obtaining service layer signaling information from the received 3DTV content information, and obtaining additional data based on the obtained service layer signaling information; a decoding unit decoding the received 3DTV content information by using the obtained additional data; and a playing back unit playing back the decoded 3DTV content.
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482.发明申请公开(公告)号：US20180176555A1
公开(公告)日：2018-06-21
申请号：US15897512
申请日：2018-02-15
Applicant: Electronics and Telecommunications Research Institute , University-Industry Cooperation Group of Kyung Hee University
Inventor： Se Yoon JEONG , Hui Yong KIM , Sung Chang LIM , Jin Ho LEE , Ha Hyun LEE , Jong Ho KIM , Jin Soo CHOI , Jin Woong KIM , Chie Teuk AHN , Gwang Hoon PARK , Kyung Yong KIM , Han Soo LEE , Tae Ryong KIM
IPC: H04N19/10 , H04N19/61 , H04N19/105 , H04N19/196
CPC classification number: H04N19/10 , H04N19/105 , H04N19/136 , H04N19/196 , H04N19/197 , H04N19/46 , H04N19/61
Abstract: According to one embodiment of the present invention, a video information encoding method comprises: a step of predicting information of the current coding unit to generate prediction information; and a step of determining whether the information of the current coding unit coincides with the prediction information. If the information of the current coding unit coincides with the prediction information, a flag indicating that the information of the current coding unit coincides with the prediction information is encoded and transmitted. If the information of the current coding unit does not coincide with the prediction information, a flag indicating that the information of the current coding unit does not coincide with the prediction information is encoded and transmitted and the information of the current coding unit is encoded and transmitted. In the step of generating prediction information, the prediction information may be generated using the information on the coding unit adjacent to the current coding unit.
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公开(公告)号：US20180077418A1
公开(公告)日：2018-03-15
申请号：US15814030
申请日：2017-11-15
Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE , UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
Inventor： Hui Yong KIM , Gwang Hoon PARK , Kyung Yong KIM , Sang Min KIM , Sung Chang LIM , Jin Ho LEE , Jin Soo CHOI , Jin Woong KIM
IPC: H04N19/159 , H04N19/436 , H04N19/122 , H04N19/124 , H04N19/176
CPC classification number: H04N19/159 , H04N19/105 , H04N19/117 , H04N19/122 , H04N19/124 , H04N19/13 , H04N19/15 , H04N19/176 , H04N19/436 , H04N19/503 , H04N19/51 , H04N19/52 , H04N19/593 , H04N19/61
Abstract: The present invention relates to a method and device for sharing a candidate list. A method of generating a merging candidate list for a predictive block may include: producing, on the basis of a coding block including a predictive block on which a parallel merging process is performed, at least one of a spatial merging candidate and a temporal merging candidate of the predictive block; and generating a single merging candidate list for the coding block on the basis of the produced merging candidate. Thus, it is possible to increase processing speeds for coding and decoding by performing inter-picture prediction in parallel on a plurality of predictive blocks.
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公开(公告)号：US20180070082A1
公开(公告)日：2018-03-08
申请号：US15806574
申请日：2017-11-08
Inventor： Sung Chang LIM , Hui Yong KIM , Jin Ho LEE , Jin Soo CHOI , Jin Woong KIM , Jae Gon KIM , Sang Yong LEE
IPC: H04N19/119 , H04N19/91 , H04N19/70 , H04N19/593 , H04N19/196 , H04N19/105 , H04N19/157 , H04N19/176 , H04N19/132 , H04N19/147
CPC classification number: H04N19/119 , H04N19/105 , H04N19/132 , H04N19/147 , H04N19/157 , H04N19/176 , H04N19/196 , H04N19/593 , H04N19/70 , H04N19/91
Abstract: 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).
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公开(公告)号：US20180063524A1
公开(公告)日：2018-03-01
申请号：US15799086
申请日：2017-10-31
Inventor： Ha Hyun LEE , Hui Yong KIM , Sung Chang LIM , Jong Ho KIM , Jin Ho LEE , Se Yoon JEONG , Suk Hee CHO , Jin Soo CHOI , Jin Woong KIM , Chie Teuk AHN
IPC: H04N19/107 , H04N19/91 , H04N19/593 , H04N19/159 , H04N19/52 , H04N19/105 , H04N19/513 , H04N19/137 , H04N19/70 , H04N19/50 , H04N19/169 , H04N19/157 , H04N19/11 , H04N19/61 , H04N19/13 , H04N19/196 , H04N19/176 , H04N19/109
CPC classification number: H04N19/107 , H04N19/105 , H04N19/109 , H04N19/11 , H04N19/13 , H04N19/137 , H04N19/157 , H04N19/159 , H04N19/176 , H04N19/1887 , H04N19/196 , H04N19/50 , H04N19/52 , H04N19/521 , H04N19/593 , H04N19/61 , H04N19/70 , H04N19/91
Abstract: An intra prediction method according to the present invention comprises the following steps: deriving neighboring prediction mode information from a left neighboring prediction mode and a top neighboring prediction mode; deriving an intra prediction mode for a target unit to be decoded, using the derived neighboring prediction mode information; and performing intra prediction for the target unit to be decoded, based on the intra prediction mode. According to the present invention, video encoding/decoding efficiency may be improved.
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Patent Agency Ranking
公开(公告)号：US20180014023A1
公开(公告)日：2018-01-11
申请号：US15694569
申请日：2017-09-01
Inventor： Sung Chang LIM , Se Yoon JEONG , Jong Ho KIM , Hui Yong KIM , Dae Yeol LEE , Suk Hee CHO , Jin Soo CHOI , Jin Woong KIM
IPC: H04N19/186 , H04N19/159 , H04N19/176 , H04N19/61
CPC classification number: H04N19/186 , H04N19/159 , H04N19/176 , H04N19/61
Abstract: The present invention provides an image encoding apparatus carrying out inter-color prediction, comprising a residual block acquisition module obtaining a residual block with respect to a first color component and a residual block with respect to a second color component from a difference between an input block and a prediction block; an inter-color component prediction module carrying out inter-color component prediction by generating a residual signal reflecting a difference between a residual block with respect to the first color component and a residual block with respect to the second color component; a transform module generating a transformat coefficient by carrying out transformation with respect to the residual signal; a quantization module generating quantized data by carrying out quantization with respect to the transform coefficient; and an entropy encoding module carrying out entropy encoding by removing statistical redundancy of the quantized data.
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公开(公告)号：US20170223355A1
公开(公告)日：2017-08-03
申请号：US15489290
申请日：2017-04-17
Inventor： Sung Chang LIM , Hui Yong KIM , Se Yoon JEONG , Suk Hee CHO , Jong Ho KIM , Ha Hyun LEE , Jin Ho LEE , Jin Soo CHOI , Jin Woong KIM , Chie Teuk AHN
IPC: H04N19/124 , H04N19/196 , H04N19/176 , H04N19/14 , H04N19/70 , H04N19/463 , H04N19/119
CPC classification number: H04N19/124 , H04N19/119 , H04N19/14 , H04N19/176 , H04N19/196 , H04N19/33 , H04N19/463 , H04N19/70
Abstract: The present invention relates to a video encoding method and apparatus for setting and encoding quantization parameters, and to a video decoding method and apparatus for decoding and setting quantization parameters in a video encoding and decoding apparatus which uses blocks having various sizes and depths as encoding and decoding units.
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公开(公告)号：US20170054995A1
公开(公告)日：2017-02-23
申请号：US15342721
申请日：2016-11-03
Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE , UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
Inventor： Hui Yong KIM , Gwang Hoon PARK , Kyung Yong KIM , Sang Min KIM , Sung Chang LIM , Jin Ho LEE , Jin Soo CHOI , Jin Woong KIM
IPC: H04N19/513 , H04N19/436
CPC classification number: H04N19/159 , H04N19/105 , H04N19/117 , H04N19/122 , H04N19/124 , H04N19/13 , H04N19/15 , H04N19/176 , H04N19/436 , H04N19/503 , H04N19/51 , H04N19/52 , H04N19/593 , H04N19/61
Abstract: The present invention relates to a method and device for sharing a candidate list. A method of generating a merging candidate list for a predictive block may include: producing, on the basis of a coding block including a predictive block on which a parallel merging process is performed, at least one of a spatial merging candidate and a temporal merging candidate of the predictive block; and generating a single merging candidate list for the coding block on the basis of the produced merging candidate. Thus, it is possible to increase processing speeds for coding and decoding by performing inter-picture prediction in parallel on a plurality of predictive blocks.
Abstract translation: 本发明涉及共享候选列表的方法和装置。 一种生成用于预测块的合并候选列表的方法可以包括：基于包括执行并行合并处理的预测块的编码块，生成空间合并候选和时间合并候选中的至少一个 的预测块; 以及基于所生成的合并候选来生成编码块的单个合并候选列表。 因此，通过在多个预测块上并行执行画面间预测，可以提高编码和解码的处理速度。
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公开(公告)号：US20170006293A1
公开(公告)日：2017-01-05
申请号：US15264647
申请日：2016-09-14
Inventor： Jin Ho LEE , Hui Yong KIM , Sung Chang LIM , Jong Ho KIM , Ha Hyun LEE , Se Yoon JEONG , Suk Hee CHO , Jin Soo CHOI , Jin Woong KIM , Chie Teuk AHN
IPC: H04N19/159 , H04N19/61 , H04N19/43 , H04N19/13 , H04N19/117 , H04N19/105 , H04N19/126
Abstract: An intra prediction method according to the present invention comprises the following steps: performing a directional prediction using at least one of a neighboring pixel of a current block and a left upper corner pixel positioned at a left upper corner of the current block so as to obtain a first prediction value for the current block; obtaining a second prediction value for the current block using the reference sample positioned in the current block; and weighted summing the first prediction value and the second prediction value using a weighting matrix so as to obtain a final prediction value for the current block. According to the present invention, image encoding/decoding efficiency may be improved.
Abstract translation: 根据本发明的帧内预测方法包括以下步骤：使用位于当前块的左上角的当前块的相邻像素和左上角像素中的至少一个来执行方向预测，以获得 当前块的第一预测值; 使用位于当前块中的参考样本获取当前块的第二预测值; 并使用加权矩阵对第一预测值和第二预测值进行加权求和，以获得当前块的最终预测值。 根据本发明，可以提高图像编码/解码效率。
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公开(公告)号：US20160373783A1
公开(公告)日：2016-12-22
申请号：US15254847
申请日：2016-09-01
Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE , UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
Inventor： Hui Yong KIM , Sung Chang LIM , Jin Ho LEE , Jin Soo CHOI , Jin Woong KIM , Gwang Hoon PARK , Kyung Yong KIM
IPC: H04N19/593 , H04N19/625 , H04N19/129
CPC classification number: H04N19/129 , H04N19/119 , H04N19/122 , H04N19/124 , H04N19/136 , H04N19/157 , H04N19/159 , H04N19/176 , H04N19/44 , H04N19/593 , H04N19/61 , H04N19/625 , H04N19/70
Abstract: A method and a device for encoding/decoding images are disclosed. The method for encoding images comprises the steps of: deriving a scan type of a residual signal for a current block according to whether or not the current block is a transform skip block; and applying the scan type to the residual signal for the current block, wherein the transform skip block is a block to which transform for the current block is not applied and is specified on the basis of information indicating whether or not transform for the current block is to be applied.
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