专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

41. 发明申请

WO2011019247A3 METHOD AND APPARATUS FOR ENCODING/DECODING MOTION VECTOR 审中-公开
标题翻译：用于编码/解码运动矢量的方法和装置
公开(公告)号：WO2011019247A3
公开(公告)日：2011-04-21
申请号：PCT/KR2010005365
申请日：2010-08-13
申请人： SAMSUNG ELECTRONICS CO LTD
发明人： LEE TAMMY , HAN WOO-JIN , LEE KYO-HYUK
IPC分类号： H04N7/32 , H04N7/24
CPC分类号： H04N19/139 , H04N19/105 , H04N19/117 , H04N19/124 , H04N19/147 , H04N19/159 , H04N19/176 , H04N19/184 , H04N19/51 , H04N19/513 , H04N19/52 , H04N19/61 , H04N19/70 , H04N19/865 , H04N19/96
摘要： Provided are methods and apparatuses for encoding and decoding a motion vector. The method of encoding the motion vector includes: selecting, as a mode of encoding information about a motion vector predictor of the current block, a first mode in which information indicating the motion vector predictor from among at least one motion vector predictor is encoded or a second mode in which information indicating generation of the motion vector predictor based on blocks or pixels included in a previously encoded area adjacent to the current block is encoded; determining the motion vector predictor of the current block according to the selected mode and encoding the information about the motion vector predictor of the current block; and encoding a difference vector between the motion vector of the current block and the motion vector predictor of the current block.
摘要翻译：提供了用于对运动矢量进行编码和解码的方法和装置。对运动矢量进行编码的方法包括：作为对当前块的运动矢量预测器的信息进行编码的模式，选择对从至少一个运动矢量预测器中的运动矢量预测器进行编码的信息进行编码的第一模式，第二模式，其中编码基于与当前块相邻的先前编码区域中包括的块或像素的运动矢量预测器的生成的信息; 根据所选择的模式确定当前块的运动矢量预测器，并对关于当前块的运动矢量预测器的信息进行编码; 并且对当前块的运动矢量与当前块的运动矢量预测器之间的差矢量进行编码。

42. 发明申请

WO2013002586A3 METHOD AND APPARATUS FOR IMAGE ENCODING AND DECODING USING INTRA PREDICTION 审中-公开
标题翻译：使用帧内预测的图像编码和解码方法和装置
公开(公告)号：WO2013002586A3
公开(公告)日：2013-03-14
申请号：PCT/KR2012005148
申请日：2012-06-28
申请人： SAMSUNG ELECTRONICS CO LTD , LEE TAMMY , CHEN JIANLE
发明人： LEE TAMMY , CHEN JIANLE
IPC分类号： H04N7/34
CPC分类号： H04N19/52 , H04N19/13 , H04N19/51 , H04N19/593 , H04N19/61 , H04N19/82 , H04N19/91 , H04N19/96
摘要： Disclosed are a method and an apparatus for image intra prediction in which predicted values are generated by planar interpolation in horizontal and vertical directions with respect to the current prediction unit. The method for image intra prediction, according to the present invention, comprises: generating first and second virtual pixels using at least one neighboring pixel located on the upper right side and the lower left side of the current prediction unit; acquiring the first prediction value for the current pixel by planar interpolation, which uses the first pixel and a neighboring pixel on the left side located in the same row as the current pixel; acquiring the second prediction value for the current pixel by planar interpolation, which uses the second pixel and a neighboring pixel on the upper side located in the same column as the current pixel; and acquiring the prediction value for the current pixel using the first prediction value and the second prediction value.
摘要翻译：公开了一种用于图像帧内预测的方法和设备，其中通过相对于当前预测单元在水平和垂直方向上的平面内插来生成预测值。根据本发明的用于图像帧内预测的方法包括：使用位于当前预测单元的右上侧和左下侧的至少一个相邻像素来生成第一和第二虚拟像素; 通过平面内插获取当前像素的第一预测值，该平面内插使用与当前像素位于同一行的左侧的第一像素和相邻像素; 通过平面内插获取当前像素的第二预测值，该平面内插使用位于与当前像素相同列中的上侧的第二像素和相邻像素; 以及使用第一预测值和第二预测值来获取当前像素的预测值。

43. 发明申请

WO2012093890A3 VIDEO PREDICTION METHOD CAPABLE OF PERFORMING BILATERAL PREDICTION AND UNILATERAL PREDICTION AND A DEVICE THEREOF, VIDEO ENCODING METHOD AND DEVICE THEREOF, AND VIDEO DECODING METHOD AND DEVICE THEREOF 审中-公开
标题翻译：能够实现双向预测和非线性预测的视频预测方法及其设备，视频编码方法及其设备及其视频解码方法及其设备
公开(公告)号：WO2012093890A3
公开(公告)日：2012-11-08
申请号：PCT/KR2012000154
申请日：2012-01-06
申请人： SAMSUNG ELECTRONICS CO LTD , LEE TAMMY , KIM IL-KOO , CHEON MIN-SU
发明人： LEE TAMMY , KIM IL-KOO , CHEON MIN-SU
IPC分类号： H04N7/32
CPC分类号： H04N19/00569 , H04N19/105 , H04N19/119 , H04N19/176 , H04N19/46 , H04N19/573 , H04N19/577 , H04N19/61 , H04N19/96
摘要： The present invention relates to video prediction and video encoding and decoding accompanied with the video prediction. Disclosed is a method for predicting a video, wherein: reference information indicative of at least one reference image for prediction of images is determined; a first reference list and a second reference list, which include the reference information and a reference sequence of reference images, are determined; and images indicated by the first reference list and the second reference list are referred to by the same reference sequence such that restored images are generated, if the reference information indicates images only, which are for unilateral prediction on a time basis.
摘要翻译：本发明涉及伴随着视频预测的视频预测和视频编码和解码。公开了一种用于预测视频的方法，其中：确定指示用于预测图像的至少一个参考图像的参考信息; 确定包括参考信息和参考图像的参考序列的第一参考列表和第二参考列表; 并且由第一参考列表和第二参考列表指示的图像由相同的参考序列参考，以便如果参考信息仅指示用于基于时间的单方面预测的图像，则生成恢复的图像。

44. 发明申请

WO2012044104A3 VIDEO ENCODING METHOD FOR ENCODING HIERARCHICAL-STRUCTURE SYMBOLS AND A DEVICE THEREFOR, AND VIDEO DECODING METHOD FOR DECODING HIERARCHICAL-STRUCTURE SYMBOLS AND A DEVICE THEREFOR 审中-公开
标题翻译：用于编码分层结构符号的视频编码方法及其设备，以及用于解码分层结构符号的视频解码方法及其设备
公开(公告)号：WO2012044104A3
公开(公告)日：2012-05-31
申请号：PCT/KR2011007218
申请日：2011-09-30
申请人： SAMSUNG ELECTRONICS CO LTD , CHEON MIN-SU , MIN JUNG-HYE , HAN WOO-JIN , LEE TAMMY , LEE SUN-IL
发明人： CHEON MIN-SU , MIN JUNG-HYE , HAN WOO-JIN , LEE TAMMY , LEE SUN-IL
IPC分类号： H04N7/26 , H04N7/24
CPC分类号： H04N19/30 , H04N19/119 , H04N19/176 , H04N19/463 , H04N19/61 , H04N19/96
摘要： Disclosed is a video encoding method, for encoding hierarchical-structure symbols, wherein a video picture is encoded based on hierarchical-structure data units, a symbol for the encoded picture is determined based on the hierarchical-structure data units, an encoding technique for the symbol is determined based on the properties of the symbol as determined based on the hierarchical-structure data units, and the symbol is encoded in accordance with the determined encoding technique and is then output.
摘要翻译：公开了一种视频编码方法，用于编码分级结构符号，其中基于分层结构数据单元对视频图像进行编码，基于分层结构数据单元确定编码图像的符号，编码技术用于基于基于分层结构数据单元确定的符号的属性来确定符号，并且根据确定的编码技术对符号进行编码，然后输出。

45. 发明申请

WO2012044075A3 METHOD AND DEVICE FOR THE TRANSFORMATION AND METHOD AND DEVICE FOR THE REVERSE TRANSFORMATION OF IMAGES 审中-公开
标题翻译：用于变换的方法和装置以及用于图像的逆向变换的方法和装置
公开(公告)号：WO2012044075A3
公开(公告)日：2012-05-31
申请号：PCT/KR2011007164
申请日：2011-09-28
申请人： SAMSUNG ELECTRONICS CO LTD , HONG YOON-MI , HAN WOO-JIN , LEE TAMMY , CHEON MIN-SU , SEREGIN VADIM
发明人： HONG YOON-MI , HAN WOO-JIN , LEE TAMMY , CHEON MIN-SU , SEREGIN VADIM
IPC分类号： H04N7/30 , H04N7/26
CPC分类号： H04N19/00812 , G06F17/147 , H04N19/132 , H04N19/154 , H04N19/156 , H04N19/176 , H04N19/625
摘要： Disclosed are a method and device for the transformation and a method and device for the reverse transformation of images. According to one embodiment of the present invention, the method for the transformation of images involves acquiring a reduced transformation matrix by selecting a predetermined frequency domain for the frequency transformation of an MxN input block and by then selecting elements for generating a transformation coefficient corresponding to the frequency domain which was selected from among the elements of the MxN transformation matrix used in the frequency transformation of the MxN input block, and involves generating a transformation coefficient corresponding to the selected frequency domain by carrying out frequency transformation in which the reduced transformation matrix is applied to the MxN input block.
摘要翻译：公开了用于图像逆变换的方法和设备以及用于图像逆变换的方法和设备。根据本发明的一个实施例，用于图像变换的方法涉及通过为MxN输入块的频率变换选择预定的频域来获取缩小的变换矩阵，并且然后通过选择用于生成对应于频率域，该频域是从用于MxN输入块的频率变换的MxN变换矩阵的元素中选择的，并且涉及通过执行应用缩小变换矩阵的频率变换来生成对应于所选择的频率域的变换系数到MxN输入模块。

46. 发明申请

WO2012005549A3 METHODS AND APPARATUSES FOR ENCODING AND DECODING MOTION VECTOR 审中-公开
标题翻译：编码和解码运动矢量的方法和装置
公开(公告)号：WO2012005549A3
公开(公告)日：2012-04-26
申请号：PCT/KR2011005032
申请日：2011-07-08
申请人： SAMSUNG ELECTRONICS CO LTD
发明人： LEE TAMMY , SEREGIN VADIM
IPC分类号： H04N7/26 , H04N7/32
CPC分类号： H04N19/139 , H04N19/105 , H04N19/119 , H04N19/129 , H04N19/159 , H04N19/176 , H04N19/513 , H04N19/52 , H04N19/56 , H04N19/96
摘要： Encoding and decoding a motion vector using a motion vector of a current block of a current picture, which indicates a region corresponding to the current block in a first reference picture and one of generating a motion vector predictor from a motion vector of the adjacent block having a motion vector referring to the first reference picture among adjacent blocks encoded before the current block and a motion vector of an adjacent block referring to a second reference picture other than the first reference picture.
摘要翻译：使用当前图像的当前块的运动矢量对运动矢量进行编码和解码，其指示与第一参考图像中的当前块相对应的区域，以及从相邻块的运动矢量生成运动矢量预测器，所述运动矢量具有参考在当前块之前编码的相邻块中的第一参考图像的运动矢量和参考除第一参考图像之外的第二参考图像的相邻块的运动矢量。

47. 发明申请

WO2011133008A3 METHOD AND APPARATUS FOR TRANSFORMING IMAGES, AND METHOD AND APPARATUS FOR INVERSELY TRANSFORMING IMAGES 审中-公开
标题翻译：用于变换图像的方法和装置，以及用于逆向变换图像的方法和装置
公开(公告)号：WO2011133008A3
公开(公告)日：2012-03-15
申请号：PCT/KR2011003006
申请日：2011-04-25
申请人： SAMSUNG ELECTRONICS CO LTD , HONG YOON-MI , HAN WOO-JIN , LEE TAMMY , CHEON MIN-SU
发明人： HONG YOON-MI , HAN WOO-JIN , LEE TAMMY , CHEON MIN-SU
IPC分类号： H04N7/26 , H04N7/30
CPC分类号： H04N19/60 , G06F17/147
摘要： Disclosed are a method and apparatus for transforming images and a method and apparatus for inversely transforming images. According to the present invention, trigonometric-function-based values, from among the values of elements of an NxN transform matrix used in the one-dimensional discrete cosine transform of a block having a size of NxN, are substituted with values of predetermined rational numbers, and the block having the size of NxN is transformed using the matrix having the substituted values.
摘要翻译：公开了用于变换图像的方法和装置以及用于逆变换图像的方法和装置。根据本发明，在尺寸为N×N的块的一维离散余弦变换中使用的N×N变换矩阵的元素的值中的基于三角函数的值被预定有理数的值代替，并且使用具有替换值的矩阵来变换具有N×N大小的块。

48. 发明申请

WO2012023796A2 VIDEO ENCODING METHOD AND APPARATUS USING TRANSFORMATION UNIT OF VARIABLE TREE STRUCTURE, AND VIDEO DECODING METHOD AND APPARATUS 审中-公开
标题翻译：使用可变树结构变换单元的视频编码方法和装置，以及视频解码方法和装置
公开(公告)号：WO2012023796A2
公开(公告)日：2012-02-23
申请号：PCT/KR2011006037
申请日：2011-08-17
申请人： SAMSUNG ELECTRONICS CO LTD , LEE TAMMY , HAN WOO-JIN
发明人： LEE TAMMY , HAN WOO-JIN
IPC分类号： H04N7/26 , H04N7/50
CPC分类号： H04N19/61 , H04N19/119 , H04N19/122 , H04N19/136 , H04N19/172 , H04N19/174 , H04N19/176 , H04N19/1883 , H04N19/44 , H04N19/46 , H04N19/60 , H04N19/96
摘要： Disclosed is a video encoding method using transformation units of a variable tree structure, comprising: transforming a current region on the basis of the transformation units of a variable tree structure, which is generated on the basis of the maximum division level of transformation units among transformation units divided hierarchically from an elementary transformation unit with respect to the current region, in order to encode the current region of a video; and transmitting transformation unit layer structure information, which includes information on the encoding data and encoding mode of the current region, and information on the maximum size of transformation units for the video and information on minimum size thereof.
摘要翻译：公开了一种使用可变树结构的变换单位的视频编码方法，包括：根据变换树结构的变换单位变换当前区域，变换单位是根据变换单位的最大分割水平生成的为了对视频的当前区域进行编码，从相对于当前区域的基本变换单元分级划分的单元; 并且发送包括关于当前区域的编码数据和编码模式的信息的变换单位层结构信息以及关于视频的变换单位的最大大小和关于其最小尺寸的信息的信息。

49. 发明申请

WO2011126288A3 METHOD AND APPARATUS FOR ENCODING AND DECODING IMAGE AND METHOD AND APPARATUS FOR DECODING IMAGE USING ADAPTIVE COEFFICIENT SCAN ORDER 审中-公开
标题翻译：用于编码和解码图像的方法和装置以及使用自适应系数扫描顺序解码图像的方法和装置
公开(公告)号：WO2011126288A3
公开(公告)日：2012-02-02
申请号：PCT/KR2011002389
申请日：2011-04-05
申请人： SAMSUNG ELECTRONICS CO LTD
发明人： SEREGIN VADIM , CHEN JIANLE , HAN WOO-JIN , LEE TAMMY
IPC分类号： H04N7/26
CPC分类号： H04N19/129 , H04N19/176
摘要： Provided are a method and apparatus for encoding an image and a method and apparatus for decoding an image using an adaptive coefficient scan order. The method for encoding the image includes: projecting coefficients of a current block to a reference axis, from among a horizontal axis and a vertical axis, along a first straight line perpendicular to a second straight line with a predetermined angle a from the reference axis; scanning the coefficients of the current block in an arrangement order of the projected coefficients projected to the reference axis; and entropy-encoding information about the predetermined angle a and the scanned coefficients.
摘要翻译：提供了一种用于对图像进行编码的方法和装置，以及使用自适应系数扫描顺序对图像进行解码的方法和装置。用于编码图像的方法包括：沿垂直于与参考轴线成预定角度α的第二直线垂直的第一直线，从水平轴和垂直轴中的参考轴将系数投影到参考轴; 以投影到参考轴的投影系数的排列顺序扫描当前块的系数; 以及关于预定角度α和扫描系数的熵编码信息。

50. 发明申请

WO2011126281A3 METHOD AND APPARATUS FOR ENCODING VIDEO BY PERFORMING IN-LOOP FILTERING BASED ON TREE-STRUCTURED DATA UNIT, AND METHOD AND APPARATUS FOR DECODING VIDEO BY PERFORMING THE SAME 审中-公开
标题翻译：通过基于树结构化数据单元执行入环滤波来编码视频的方法和装置，以及通过执行视频来解码视频的方法和装置
公开(公告)号：WO2011126281A3
公开(公告)日：2012-01-12
申请号：PCT/KR2011002382
申请日：2011-04-05
申请人： SAMSUNG ELECTRONICS CO LTD
发明人： LEE TAMMY , HAN WOO-JIN , CHOI BYEONG-DOO
IPC分类号： H04N7/24
CPC分类号： H04N19/117 , H04N19/119 , H04N19/122 , H04N19/14 , H04N19/154 , H04N19/157 , H04N19/176 , H04N19/46 , H04N19/82 , H04N19/86 , H04N19/96
摘要： An apparatus and method of encoding and an apparatus and method of decoding a video by performing in-loop filtering based on coding units are provided. The encoding method includes: splitting a picture into a maximum coding unit; separately determining coding units for outputting encoding results according to a coded depth for deeper coding units that are hierarchically structured according to depths; and determining a filtering unit for performing in-loop filtering so as to minimize an error between the maximum coding unit and an original picture, based on the coding units, and performing in-loop filtering based on the filtering unit.
摘要翻译：提供了一种编码装置和方法，以及通过基于编码单元执行环路滤波来对视频进行解码的装置和方法。编码方法包括：将图像分割成最大编码单位; 根据深度进行层次结构化的较深编码单位，根据编码深度分别确定输出编码结果的编码单位; 以及确定用于执行环路滤波的滤波单元，以便基于所述编码单元最小化最大编码单元和原始图像之间的误差，以及基于所述滤波单元执行环路滤波。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式