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21.发明公开公开(公告)号：US20230362355A1
公开(公告)日：2023-11-09
申请号：US18225212
申请日：2023-07-24
申请人： LX Semicon Co., Ltd.
发明人： Jin Ho LEE , Hyun Suk KO , Jung Won KANG , Sung Chang LIM , Ha Hyun LEE , Dong San JUN , Seung Hyun CHO , Hui Yong KIM , Jin Soo CHOI
IPC分类号： H04N19/105 , H04N19/176 , H04N19/11 , H04N19/119 , H04N19/186 , H04N19/80 , H04N19/91 , H04N19/593 , H04N19/117 , H04N19/51 , H04N19/159 , H04N19/70 , H04N19/96 , H04N19/172
CPC分类号： H04N19/105 , H04N19/176 , H04N19/11 , H04N19/119 , H04N19/186 , H04N19/80 , H04N19/91 , H04N19/593 , H04N19/117 , H04N19/51 , H04N19/159 , H04N19/70 , H04N19/96 , H04N19/172
摘要： An image encoding/decoding method and apparatus for predicting a second color component block using a first color component block are provided. An image decoding method of the present invention comprises deriving a prediction parameter using the first color component block, and predicting the second color component block using the derived prediction parameter.
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22.发明公开公开(公告)号：US20230344989A1
公开(公告)日：2023-10-26
申请号：US18219033
申请日：2023-07-06
申请人： LX SEMICON CO., LTD.
发明人： Sung Chang LIM , HA Hyun LEE , Jung Won KANG , Jin Ho LEE , Hui Yong KIM
IPC分类号： H04N19/105 , H04N19/119 , H04N19/137 , H04N19/159 , H04N19/176
CPC分类号： H04N19/105 , H04N19/119 , H04N19/137 , H04N19/159 , H04N19/176
摘要： The present invention relates to an image decoding method. The image decoding method comprises deriving initial motion information of a current block from at least one of motion information of a spatial neighbor block, motion information of a temporal neighbor block, and pre-defined motion information, generating refined motion information by performing motion information refinement for the initial motion information and generating a prediction block of the current block by using the refined motion information.
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23.发明公开公开(公告)号：US20240314306A1
公开(公告)日：2024-09-19
申请号：US18675649
申请日：2024-05-28
申请人： LX Semicon Co., Ltd.
发明人： Jin Ho LEE , Jung Won KANG , Hyun Suk KO , Sung Chang LIM , Ha Hyun LEE , Dong San JUN , Hui Yong KIM
IPC分类号： H04N19/11 , H04N19/105 , H04N19/117 , H04N19/176 , H04N19/593
CPC分类号： H04N19/11 , H04N19/105 , H04N19/117 , H04N19/176 , H04N19/593
摘要： An image encoding/decoding method and apparatus for performing intra prediction using a plurality of reference sample lines are provided. An image decoding method may comprise configuring a plurality of reference sample lines, reconstructing an intra prediction mode of a current block, and performing intra prediction for the current block based on the intra prediction mode and the plurality of reference sample lines.
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公开(公告)号：US20240314304A1
公开(公告)日：2024-09-19
申请号：US18666152
申请日：2024-05-16
申请人： LX Semicon Co., Ltd.
发明人： Hyun Suk KO , Jin Ho LEE , Sung Chang LIM , Jung Won KANG , Ha Hyun LEE , Dong San JUN , Seung Hyun CHO , Hui Yong KIM , Jin Soo CHOI
IPC分类号： H04N19/11 , H04N19/105 , H04N19/159 , H04N19/176 , H04N19/184 , H04N19/593 , H04N19/96
CPC分类号： H04N19/11 , H04N19/105 , H04N19/159 , H04N19/176 , H04N19/184 , H04N19/593 , H04N19/96
摘要： The present invention relates to an intra prediction method and apparatus. The image decoding method according to the present invention may comprise decoding information on intra prediction; and generating a prediction block by performing intra prediction for a current block based on the information on intra prediction. The information on intra prediction may include information on an intra prediction mode, and the intra prediction mode may include a curved intra prediction mode.
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25.发明公开公开(公告)号：US20240314300A1
公开(公告)日：2024-09-19
申请号：US18676997
申请日：2024-05-29
申请人： LX Semicon Co., Ltd.
发明人： Jin Ho LEE , Hyun Suk KO , Jung Won KANG , Sung Chang LIM , Ha Hyun LEE , Dong San JUN , Seung Hyun CHO , Hui Yong KIM , Jin Soo CHOI
IPC分类号： H04N19/105 , H04N19/11 , H04N19/117 , H04N19/119 , H04N19/159 , H04N19/172 , H04N19/176 , H04N19/186 , H04N19/51 , H04N19/593 , H04N19/70 , H04N19/80 , H04N19/91 , H04N19/96
CPC分类号： H04N19/105 , H04N19/11 , H04N19/117 , H04N19/119 , H04N19/159 , H04N19/172 , H04N19/176 , H04N19/186 , H04N19/51 , H04N19/593 , H04N19/70 , H04N19/80 , H04N19/91 , H04N19/96
摘要： An image encoding/decoding method and apparatus for predicting a second color component block using a first color component block are provided. An image decoding method of the present invention comprises deriving a prediction parameter using the first color component block, and predicting the second color component block using the derived prediction parameter.
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26.发明公开公开(公告)号：US20240314298A1
公开(公告)日：2024-09-19
申请号：US18676866
申请日：2024-05-29
申请人： LX Semicon Co., Ltd.
发明人： Jin Ho LEE , Hyun Suk KO , Jung Won KANG , Sung Chang LIM , Ha Hyun LEE , Dong San JUN , Seung Hyun CHO , Hui Yong KIM , Jin Soo CHOI
IPC分类号： H04N19/105 , H04N19/11 , H04N19/117 , H04N19/119 , H04N19/159 , H04N19/172 , H04N19/176 , H04N19/186 , H04N19/51 , H04N19/593 , H04N19/70 , H04N19/80 , H04N19/91 , H04N19/96
CPC分类号： H04N19/105 , H04N19/11 , H04N19/117 , H04N19/119 , H04N19/159 , H04N19/172 , H04N19/176 , H04N19/186 , H04N19/51 , H04N19/593 , H04N19/70 , H04N19/80 , H04N19/91 , H04N19/96
摘要： An image encoding/decoding method and apparatus for predicting a second color component block using a first color component block are provided. An image decoding method of the present invention comprises deriving a prediction parameter using the first color component block, and predicting the second color component block using the derived prediction parameter.
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27.发明公开公开(公告)号：US20240031561A1
公开(公告)日：2024-01-25
申请号：US18222566
申请日：2023-07-17
申请人： LX Semicon Co., Ltd.
发明人： Jin Ho LEE , Jung Won KANG , Hyun Suk KO , Sung Chang LIM , Ha Hyun LEE , Dong San JUN , Hui Yong KIM
IPC分类号： H04N19/11 , H04N19/105 , H04N19/117 , H04N19/176 , H04N19/593
CPC分类号： H04N19/11 , H04N19/105 , H04N19/117 , H04N19/176 , H04N19/593
摘要： An image encoding/decoding method and apparatus for performing intra prediction using a plurality of reference sample lines are provided. An image decoding method may comprise configuring a plurality of reference sample lines, reconstructing an intra prediction mode of a current block, and performing intra prediction for the current block based on the intra prediction mode and the plurality of reference sample lines.
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28.发明公开公开(公告)号：US20230370616A1
公开(公告)日：2023-11-16
申请号：US18226459
申请日：2023-07-26
申请人： LX SEMICON CO., LTD.
发明人： Sung Chang LIM , Hyun Suk KO , Jung Won KANG , Jin Ho Lee , HA Hyun LEE , Dong San Jun , Hui Yong KIM
IPC分类号： H04N19/159 , H04N19/132 , H04N19/105 , H04N19/176
CPC分类号： H04N19/159 , H04N19/132 , H04N19/105 , H04N19/176
摘要： An image encoding/decoding method and apparatus for performing intra prediction mode based intra prediction are provided. An image decoding method may comprise decoding an intra prediction mode of a current block, deriving at least one intra prediction mode from the decoded intra prediction mode of the current block, generating two or more intra prediction blocks using the intra prediction mode of the current block and the derived intra prediction mode, and generating an intra prediction block of the current block based on the two or more intra prediction blocks.
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公开(公告)号：US20230370588A1
公开(公告)日：2023-11-16
申请号：US18360599
申请日：2023-07-27
申请人： LX SEMICON CO., LTD.
发明人： Hyun Suk KO , Jin Ho LEE , Sung Chang LIM , Jung Won KANG , Ha Hyun LEE , Dong San JUN , Seung Hyun CHO , Hui Yong KIM , Jin Soo CHOI
IPC分类号： H04N19/11 , H04N19/176 , H04N19/159 , H04N19/105 , H04N19/593 , H04N19/184 , H04N19/96
CPC分类号： H04N19/11 , H04N19/176 , H04N19/159 , H04N19/105 , H04N19/593 , H04N19/184 , H04N19/96
摘要： The present invention relates to an intra prediction method and apparatus. The image decoding method according to the present invention may comprise decoding information on intra prediction; and generating a prediction block by performing intra prediction for a current block based on the information on intra prediction. The information on intra prediction may include information on an intra prediction mode, and the intra prediction mode may include a curved intra prediction mode.
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30.发明公开公开(公告)号：US20230370581A1
公开(公告)日：2023-11-16
申请号：US18225203
申请日：2023-07-24
申请人： LX Semicon Co., Ltd.
发明人： Jin Ho LEE , Hyun Suk KO , Jung Won KANG , Sung Chang LIM , Ha Hyun LEE , Dong San JUN , Seung Hyun CHO , Hui Yong KIM , Jin Soo CHOI
IPC分类号： H04N19/105 , H04N19/176 , H04N19/11 , H04N19/119 , H04N19/186 , H04N19/80 , H04N19/91 , H04N19/593 , H04N19/117 , H04N19/51 , H04N19/159 , H04N19/70 , H04N19/96 , H04N19/172
CPC分类号： H04N19/105 , H04N19/176 , H04N19/11 , H04N19/119 , H04N19/186 , H04N19/80 , H04N19/91 , H04N19/593 , H04N19/117 , H04N19/51 , H04N19/159 , H04N19/70 , H04N19/96 , H04N19/172
摘要： An image encoding/decoding method and apparatus for predicting a second color component block using a first color component block are provided. An image decoding method of the present invention comprises deriving a prediction parameter using the first color component block, and predicting the second color component block using the derived prediction parameter.
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