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1. 发明授权

US09560379B2 Inter-prediction method and video encoding/decoding method using the inter-prediction method 有权
标题翻译：使用帧间预测方法的帧间预测方法和视频编码/解码方法
公开(公告)号：US09560379B2
公开(公告)日：2017-01-31
申请号：US14688062
申请日：2015-04-16
申请人： SK TELECOM CO., LTD.
发明人： Jinhan Song , Jeongyeon Lim , Jongki Han , Yunglyul Lee , Joohee Moon , Haekwang Kim , Byeungwoo Jeon , Chanwon Seo , Hyoungmee Park , Daeyeon Kim
IPC分类号： H04N7/12 , H04N19/577 , H04N19/433 , H04N19/573 , H04N19/58
CPC分类号： H04N19/577 , H04N19/105 , H04N19/172 , H04N19/423 , H04N19/433 , H04N19/44 , H04N19/46 , H04N19/503 , H04N19/573 , H04N19/58
摘要： A video encoding method using inter-prediction, includes: encoding a first picture, wherein the first picture serves as a random access picture and is encoded without referring to a reference picture which has already encoded and then decoded; inter-prediction encoding a block included in a second picture, which is encoded after the first picture and displayed before the first picture, by using a plurality of reference pictures; generating reference picture information representing one or more past pictures which are encoded before the first picture and are used as reference pictures for encoding the second picture; and transmitting the encoded first picture and the encoded second pictures and the reference picture information, wherein, when the one or more past pictures are used as the reference pictures for encoding the second picture, the one or more past pictures are deleted from a memory after encoding at least the second picture.
摘要翻译：一种使用帧间预测的视频编码方法包括：对第一图像进行编码，其中第一图像用作随机接入图像，并且在不参考已经编码然后被解码的参考图像的情况下进行编码; 通过使用多个参考图片来对包含在第二图像中的包含在第一图像之后并在第一图像之前显示的块进行帧间预测编码; 产生表示在第一图像之前编码的一个或多个过去图像并被用作用于对第二图像进行编码的参考图像的参考图像信息; 并且发送编码的第一图像和编码的第二图像和参考图像信息，其中当使用一个或多个过去图像作为用于编码第二图像的参考图像时，从存储器中删除一个或多个过去图像至少编码第二张照片。

2. 发明授权

US09491483B2 Inter-prediction method and video encoding/decoding method using the inter-prediction method 有权
标题翻译：使用帧间预测方法的帧间预测方法和视频编码/解码方法
公开(公告)号：US09491483B2
公开(公告)日：2016-11-08
申请号：US14688461
申请日：2015-04-16
申请人： SK TELECOM CO., LTD.
发明人： Jinhan Song , Jeongyeon Lim , Jongki Han , Yunglyul Lee , Joohee Moon , Haekwang Kim , Byeungwoo Jeon , Chanwon Seo , Hyoungmee Park , Daeyeon Kim
IPC分类号： H04N7/12 , H04N19/577 , H04N19/433 , H04N19/573 , H04N19/58
CPC分类号： H04N19/577 , H04N19/172 , H04N19/433 , H04N19/503 , H04N19/573 , H04N19/58
摘要： A video encoding method using inter-prediction, includes: encoding information indicating whether a first picture is a picture which allows a second picture preceding the first picture in a display order to refer to at least one picture encoded before the first picture, wherein the first picture serves as a random access picture; encoding the first picture without referring to a reference picture which has already encoded; and when the first picture is a picture which allows the second picture to refer to the at least one picture encoded before the first picture, inter-prediction encoding, after encoding the first picture, the second picture by using at least one reference picture encoded before the first picture, and encoding reference picture information used for encoding the second picture, wherein the at least one reference picture encoded before the first picture is not deleted from a memory until the second picture are encoded.
摘要翻译：一种使用帧间预测的视频编码方法包括：编码信息，指示第一画面是否是允许在显示顺序中的第一画面之前的第二画面参照在第一画面之前编码的至少一幅画面的画面，其中，第一画面图片用作随机存取图片; 编码第一图片而不参考已经编码的参考图片; 并且当第一图像是允许第二图像参考在第一图像之前编码的至少一个图像的图像时，在对第一图像进行编码之后的预测编码之后，使用至少一个在之前编码的参考图像第一图像和用于编码第二图像的编码参考图像信息，其中在第一图像之前编码的至少一个参考图像不被从存储器中删除直到第二图像被编码。

3. 发明授权

US09516313B2 Apparatus and method for coding and decoding image 有权
标题翻译：图像编码和解码的装置和方法
公开(公告)号：US09516313B2
公开(公告)日：2016-12-06
申请号：US14143620
申请日：2013-12-30
申请人： SK TELECOM CO., LTD.
发明人： Jeongyeon Lim , Joong Gunn Park , Jongki Han , Yunglyul Lee , Joohee Moon , Haekwang Kim , Byeungwoo Jeon , Chanwon Seo
IPC分类号： H04N19/51 , H04N19/105 , H04N19/139 , H04N19/176 , H04N19/117
CPC分类号： H04N19/52 , H04N19/105 , H04N19/117 , H04N19/139 , H04N19/176
摘要： A video encoding apparatus includes: a parameter calculator to calculate a brightness compensation parameter based on one or more first pixels adjacent to a current block and one or more second pixels adjacent to a motion prediction block obtained by using a prediction motion vector, the one or more second pixels being located in locations corresponding to the one or more first pixels; a target pixel selector to select one or more target pixels for a brightness compensation from pixels in a prediction block determined by a motion vector of the current block, by using pixels adjacent to the motion prediction block; and a predictive encoder to generate a compensated prediction block of the prediction block by applying the brightness compensation parameter to the selected one or more target pixels and to perform a predictive encoding on the generated compensated prediction block.
摘要翻译：视频编码装置包括：参数计算器，用于基于与当前块相邻的一个或多个第一像素和与通过使用预测运动矢量获得的运动预测块相邻的一个或多个第二像素来计算亮度补偿参数，更多的第二像素位于对应于一个或多个第一像素的位置中; 目标像素选择器，通过使用与运动预测块相邻的像素，从由当前块的运动矢量确定的预测块中的像素中选择用于亮度补偿的一个或多个目标像素; 以及预测编码器，用于通过将亮度补偿参数应用于所选择的一个或多个目标像素并对生成的补偿预测块执行预测编码来生成预测块的补偿预测块。

4. 发明授权

US09473790B2 Inter-prediction method and video encoding/decoding method using the inter-prediction method 有权
标题翻译：使用帧间预测方法的帧间预测方法和视频编码/解码方法
公开(公告)号：US09473790B2
公开(公告)日：2016-10-18
申请号：US14688412
申请日：2015-04-16
申请人： SK TELECOM CO., LTD.
发明人： Jinhan Song , Jeongyeon Lim , Jongki Han , Yunglyul Lee , Joohee Moon , Haekwang Kim , Byeungwoo Jeon , Chanwon Seo , Hyoungmee Park , Daeyeon Kim
IPC分类号： H04N7/12 , H04N19/573 , H04N19/58 , H04N19/172 , H04N19/503 , H04N19/433 , H04N19/577
CPC分类号： H04N19/577 , H04N19/105 , H04N19/172 , H04N19/423 , H04N19/433 , H04N19/44 , H04N19/46 , H04N19/503 , H04N19/573 , H04N19/58
摘要： A video decoding method using inter-prediction, includes: identifying, based on information included in a bitstream, whether a first picture is a picture which allows a second picture preceding the first picture in a display order to refer to at least one picture decoded before the first picture, the first picture serving as a random access picture; decoding the first picture without referring to a reference picture which has already decoded; and when the first picture is a picture which allows the second picture to refer to the at least one picture decoded before the first picture, inter-prediction decoding, after decoding the first picture, the second picture by using at least one reference picture which is decoded before the first picture depending on reference picture information of the second picture.
摘要翻译：使用帧间预测的视频解码方法包括：基于比特流中包含的信息，识别第一图像是否是允许显示顺序中的第一图像之前的第二图像参考至少一个先前解码的图像的图像第一张照片，第一张照片作为随机存取图片; 解码第一图像而不参考已经解码的参考图像; 并且当第一图像是允许第二图像参考在第一图像之前解码的至少一个图像的图像时，在对第一图像解码之后的相互预测解码之间，使用至少一个参考图像根据第二图像的参考图像信息在第一图像之前解码。

5. 发明授权

US09445101B2 Video decoding method using skip information 有权
标题翻译：视频解码方法使用跳过信息
公开(公告)号：US09445101B2
公开(公告)日：2016-09-13
申请号：US14794204
申请日：2015-07-08
申请人： SK TELECOM CO., LTD.
发明人： Jinhan Song , Jeongyeon Lim , Jongki Han , Yunglyul Lee , Joohee Moon , Haekwang Kim , Byeungwoo Jeon , Chanwon Seo , Hyoungmee Park
IPC分类号： H04N7/12 , H04N19/124 , H04N19/159 , H04N19/176 , H04N19/463 , H04N19/52 , H04N19/61
CPC分类号： H04N19/124 , H04N19/122 , H04N19/132 , H04N19/159 , H04N19/176 , H04N19/184 , H04N19/463 , H04N19/52 , H04N19/61
摘要： A video decoding method includes: decoding a skip information indicating whether or not a current block to be decoded is a skip block; when the skip information indicates that the current block is the skip block, decoding motion information of the current block, determining a motion vector of the current block, and reconstructing the current block directly from a predicted block, without decoding information on residual signals of the current block; and when the skip information indicates that the current block is not the skip block, decoding prediction information of the current block from the bitstream, decoding information on a quantization parameter and transform coefficients which correspond to the current block, when at least one of the transform coefficients is not zero, reconstructing residual signals from the transform coefficients and reconstructing the current block based on the prediction information and the reconstructed residual signals.
摘要翻译：视频解码方法包括：对表示当前要解码的块是否为跳过块的跳过信息进行解码; 当跳过信息指示当前块是跳过块时，解码当前块的运动信息，确定当前块的运动矢量，并且从预测块直接重建当前块，而不解码关于当前块的剩余信号的信息当前块并且当所述跳过信息指示当前块不是所述跳过块时，当从所述比特流解码所述当前块的预测信息时，解码关于量化参数的信息以及对应于当前块的变换系数，当所述转换中的至少一个系数不为零，根据变换系数重构残差信号，并根据预测信息和重构残差信号重构当前块。

6. 发明授权

US09729881B2 Video encoding/decoding apparatus and method 有权
公开(公告)号：US09729881B2
公开(公告)日：2017-08-08
申请号：US15401752
申请日：2017-01-09
申请人： SK TELECOM CO., LTD.
发明人： Jinhan Song , Jeongyeon Lim , Jongki Han , Yunglyul Lee , Joohee Moon , Haekwang Kim , Byeungwoo Jeon , Chanwon Seo , Hyoungmee Park
IPC分类号： H04N7/12 , H04N19/124 , H04N19/122 , H04N19/132 , H04N19/52 , H04N19/61 , H04N19/159 , H04N19/176 , H04N19/184
CPC分类号： H04N19/124 , H04N19/122 , H04N19/132 , H04N19/159 , H04N19/176 , H04N19/184 , H04N19/463 , H04N19/52 , H04N19/61
摘要： A video decoding apparatus includes: a decoder to determine a size of a minimum block unit among block units in which quantization parameter information is decoded from a bitstream, determine a current block to be decoded by dividing a block larger than 16×16 into one or more blocks, decode, from the bitstream, a skip information and the motion information for deriving the motion vector of the current block without decoding information on residual signals of the current block, and decode, from the bitstream, prediction information of the current block and quantized transform coefficients of the current block; and a video reconstructor to determine the motion vector of the current block using the decoded motion information, reconstruct residual signals from the quantized transform coefficients by inversely quantizing the quantized transform coefficients using a quantization parameter, and reconstruct the current block based on the prediction information and the reconstructed residual signals.

7. 发明授权

US09451285B2 Inter-prediction method and video encoding/decoding method using the inter-prediction method 有权
标题翻译：使用帧间预测方法的帧间预测方法和视频编码/解码方法
公开(公告)号：US09451285B2
公开(公告)日：2016-09-20
申请号：US14688359
申请日：2015-04-16
申请人： SK TELECOM CO., LTD.
发明人： Jinhan Song , Jeongyeon Lim , Jongki Han , Yunglyul Lee , Joohee Moon , Haekwang Kim , Byeungwoo Jeon , Chanwon Seo , Hyoungmee Park , Daeyeon Kim
IPC分类号： H04N7/12 , H04N19/573 , H04N19/58 , H04N19/172 , H04N19/503 , H04N19/433 , H04N19/577
CPC分类号： H04N19/577 , H04N19/172 , H04N19/433 , H04N19/503 , H04N19/573 , H04N19/58
摘要： A video decoding method using inter-prediction, includes: decoding a first picture, wherein the first picture serves as a random access picture and is decoded without referring to a reference picture which has already decoded; and decoding a block, by using an inter-prediction, included in a second picture, which is decoded after the first picture and displayed before the first picture, by using a plurality of reference pictures, wherein the decoding of the block included in the second picture is performed based on reference picture information representing one or more past pictures which are decoded before the first picture and are used as reference pictures for decoding the second picture, and wherein when the one or more past pictures are used for decoding the second picture, the one or more past pictures are deleted from a memory after decoding at least the second picture.
摘要翻译：一种使用帧间预测的视频解码方法包括：对第一图像进行解码，其中第一图像用作随机存取图像，并且在不参照已经解码的参考图像的情况下进行解码; 以及通过使用包括在第二图像中的包含在第一图像之后被显示并在第一图像之前显示的第二图像的帧间预测，通过使用多个参考图片对块进行解码，其中包括在第二图像中的块的解码基于表示在第一图像之前解码的一个或多个过去图像的参考图像信息进行图像，并且被用作用于解码第二图像的参考图像，并且其中当使用一个或多个过去图像来解码第二图像时，至少在解码第二图像之后，从存储器中删除一个或多个过去的图像。

8. 发明授权

US09544584B2 Method and apparatus for encoding/decoding video using bidirectional intra prediction 有权
标题翻译：使用双向帧内预测对视频进行编码/解码的方法和装置
公开(公告)号：US09544584B2
公开(公告)日：2017-01-10
申请号：US13942193
申请日：2013-07-15
申请人： SK TELECOM CO., LTD.
发明人： Jeongyeon Lim , Jongki Han , Yunglyul Lee , Joohee Moon , Haekwang Kim , Byeungwoo Jeon , Chanwon Seo
IPC分类号： H04N7/26 , H04N7/32 , H04N19/105 , H04N19/176 , H04N19/11
CPC分类号： H04N19/105 , H04N19/11 , H04N19/176
摘要： The present disclosure provides a method and apparatus for encoding and decoding a video. In particular, the apparatus for encoding a video includes an offset calculator to calculate an offset between pixels of neighboring blocks corresponding to an intra prediction direction; and a prediction unit to adaptively perform an intra prediction on a current block in consideration of the calculated offset so as to generate a predicted block, and to intra-predictively encode the current block.
摘要翻译：本公开提供了一种用于对视频进行编码和解码的方法和装置。特别地，用于编码视频的装置包括偏移计算器，用于计算与帧内预测方向相对应的相邻块的像素之间的偏移; 以及预测单元，用于考虑所计算的偏移自适应地对当前块进行帧内预测，以产生预测块，并对当前块进行内部预测编码。

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