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1. 发明授权

US08462023B2 Encoding method and encoding apparatus for B-transform, and encoded data for same 有权
标题翻译：用于B变换的编码方法和编码装置，以及用于其的编码数据
公开(公告)号：US08462023B2
公开(公告)日：2013-06-11
申请号：US13063784
申请日：2009-09-09
申请人： Hayoon Kim , Yoonsik Choe , Yonggoo Kim , Yungho Choi , Sungjei Kim , Jinwoo Jung
发明人： Hayoon Kim , Yoonsik Choe , Yonggoo Kim , Yungho Choi , Sungjei Kim , Jinwoo Jung
IPC分类号： H03M7/00
CPC分类号： H03M7/30
摘要： An encoding method and encoding apparatus for B-transform, and encoded data for same are provided. The apparatus is for encoding input data and includes: a B-transform unit for performing a B-transform on the input data to generate a binary expression; and an encoder for removing one or more binary symbols from the binary expression and scanning the binary expression with the one or more binary symbols removed to generate a bitstream. According to the method and apparatus, it is possible to encode uniform distribution data efficiently, and using the B-transform by its characteristics for reducing the bit number in the generation of the binary expressions from the B-transform operation on the uniform distribution data enhances the data compression performance.
摘要翻译：提供了一种用于B变换的编码方法和编码装置，以及用于其的编码数据。该装置用于编码输入数据，并包括：B变换单元，用于对输入数据执行B变换以产生二进制表达式; 以及用于从二进制表达式中去除一个或多个二进制符号并且用去除了一个或多个二进制符号扫描二进制表达式以生成比特流的编码器。根据该方法和装置，可以有效地对均匀分布数据进行编码，并且通过其特性来使用B变换来减少在均匀分布数据上从B变换操作生成二进制表达式中的位数增强数据压缩性能。

2. 发明授权

US08654836B2 Apparatus and method for determining adaptive filter tap to encode wavelet transform coefficient, wavelet transform apparatus and method using the same, and recording medium for the same 有权
标题翻译：用于确定自适应滤波器抽头以编码小波变换系数的装置和方法，小波变换装置及其使用方法，以及用于其的记录介质
公开(公告)号：US08654836B2
公开(公告)日：2014-02-18
申请号：US13055683
申请日：2009-07-15
申请人： Hayoon Kim , Yoonsik Choe , Yonggoo Kim , Yungho Choi , Sungjei Kim
发明人： Hayoon Kim , Yoonsik Choe , Yonggoo Kim , Yungho Choi , Sungjei Kim
IPC分类号： H04N7/32 , G06K9/36
CPC分类号： H04N19/635 , H04N19/122
摘要： The present disclosure relates to an apparatus and method for determining an adaptive filter tap to encode a wavelet transform coefficient, a wavelet transform apparatus and a method using the same, and a recording medium for the same, wherein the filter tap is determined rendering the high-band energy to be minimized, based not only on whether an edge is present but also on the edge location so as to adaptively determine the filter tap for an efficient coding of the wavelet transform coefficient. Therefore, the disclosure is able to prevent ringing artifacts and increase coding efficiency while maintaining clear definition on the edges.
摘要翻译：本公开涉及一种用于确定自适应滤波器抽头以编码小波变换系数的装置和方法，小波变换装置及其使用方法，以及用于其的记录介质，其中确定滤波器抽头呈现高不仅基于边缘是否存在而且基于边缘位置，以便自适应地确定用于小波变换系数的有效编码的滤波器抽头，所以能量被最小化。因此，本公开能够防止振铃伪像并提高编码效率，同时保持边缘上的清晰定义。

3. 发明申请

US20110210875A1 ENCODING METHOD AND ENCODING APPARATUS FOR B-TRANSFORM, AND ENCODED DATA FOR SAME 有权
标题翻译：用于B变换的编码方法和编码设备及其编码数据
公开(公告)号：US20110210875A1
公开(公告)日：2011-09-01
申请号：US13063784
申请日：2009-09-09
申请人： Hayoon Kim , Yoonsik Choe , Yonggoo Kim , Yungho Choi , Sungjei Kim , Jinwoo Jung
发明人： Hayoon Kim , Yoonsik Choe , Yonggoo Kim , Yungho Choi , Sungjei Kim , Jinwoo Jung
IPC分类号： H03M7/30
CPC分类号： H03M7/30
摘要： The present disclosure relates to an encoding method and to an encoding apparatus for B-transform, and to encoded data for same. The apparatus is for encoding input data and includes: a B-transform unit for performing a B-transform on the input data to generate a binary expression; and an encoder for removing one or more binary symbols from the binary expression and scanning the binary expression with the one or more binary symbols removed to generate a bitstream. According to the present disclosure, it is possible to encode uniform distribution data efficiently, and using the B-transform by its characteristics for reducing the bit number in the generation of the binary expressions from the B-transform operation on the uniform distribution data enhances the data compression performance.
摘要翻译：本公开涉及编码方法和用于B变换的编码装置，以及编码数据的编码方法。该装置用于编码输入数据，并包括：B变换单元，用于对输入数据执行B变换以产生二进制表达式; 以及用于从二进制表达式中去除一个或多个二进制符号并且用去除了一个或多个二进制符号扫描二进制表达式以生成比特流的编码器。根据本公开，可以有效地对均匀分布数据进行编码，并且通过其对于在均匀分布数据上从B变换操作生成二进制表达式中的比特数的特性来使用B变换增强了数据压缩性能。

4. 发明申请

US20110182355A1 APPARATUS AND METHOD FOR DETERMINING ADAPTIVE FILTER TAP TO ENCODE WAVELET TRANSFORM COEFFICIENT, WAVELET TRANSFORM APPARATUS AND METHOD USING THE SAME, AND RECORDING MEDIUM FOR THE SAME 有权
标题翻译：用于确定自适应滤光片以编码小波变换系数的装置和方法，小波变换装置和使用其的方法及其记录介质
公开(公告)号：US20110182355A1
公开(公告)日：2011-07-28
申请号：US13055683
申请日：2009-07-15
申请人： Hayoon Kim , Yoonsik Choe , Yonggoo Kim , Yungho Choi , Sungjei Kim
发明人： Hayoon Kim , Yoonsik Choe , Yonggoo Kim , Yungho Choi , Sungjei Kim
IPC分类号： H04N7/32 , H04N7/40
CPC分类号： H04N19/635 , H04N19/122
摘要： The present disclosure relates to an apparatus and method for determining an adaptive filter tap to encode a wavelet transform coefficient, a wavelet transform apparatus and a method using the same, and a recording medium for the same, wherein the filter tap is determined rendering the high-band energy to be minimized, based not only on whether an edge is present but also on the edge location so as to adaptively determine the filter tap for an efficient coding of the wavelet transform coefficient. Therefore, the disclosure is able to prevent ringing artifacts and increase coding efficiency while maintaining clear definition on the edges.
摘要翻译：本公开涉及一种用于确定自适应滤波器抽头以编码小波变换系数的装置和方法，小波变换装置及其使用方法，以及用于其的记录介质，其中确定滤波器抽头呈现高不仅基于边缘是否存在而且基于边缘位置，以便自适应地确定用于小波变换系数的有效编码的滤波器抽头，所以能量被最小化。因此，本公开能够防止振铃伪像并提高编码效率，同时保持边缘上的清晰定义。

5. 发明申请

US20110235704A1 MOTION PICTURE ENCODING/DECODING APPARATUS, AND METHOD AND APPARATUS FOR HYBRID BLOCK MOTION COMPENSATION/OVERLAPPED BLOCK MOTION COMPENSATION FOR SAME 有权
标题翻译：运动图像编码/解码装置，以及用于混合块运动补偿的方法和装置/用于其的叠加块运动补偿
公开(公告)号：US20110235704A1
公开(公告)日：2011-09-29
申请号：US13124225
申请日：2009-10-08
申请人： Hayoon Kim , Yungho Choi , Yoonsik Choe , Yonggoo Kim , Byongho Kim
发明人： Hayoon Kim , Yungho Choi , Yoonsik Choe , Yonggoo Kim , Byongho Kim
IPC分类号： H04N7/26
CPC分类号： H04N19/103 , H04N19/129 , H04N19/146 , H04N19/176 , H04N19/583
摘要： A hybrid block motion compensation/adaptive overlapped block motion compensation apparatus for an encoding apparatus includes: a selector for selecting between a block motion compensation BMC and an overlapped block motion compensation OBMC with respect to a current block in units of pixels according to a set criterion; an adaptive motion compensator; a scan mode setter for scanning the current block in a plurality of set scan modes and establishing a scan mode causing a smallest number of transitions between the BMC and OBMC; and an information recorder for recording transition information at locations of the pixels corresponding to the transitions between the BMC and OBMC. A decoding apparatus is disclosed including: an interpreter for scan mode information of a current block and information about transitions between the BMC and OBMC for each of pixels of the current block; and an adaptive motion compensator for operating in units of the pixels.
摘要翻译：用于编码装置的混合块运动补偿/自适应重叠块运动补偿装置包括：选择器，用于根据设定的标准以像素为单位相对于当前块在块运动补偿BMC和重叠块运动补偿OBMC之间进行选择 ; 自适应运动补偿器; 扫描模式设定器，用于以多个设定的扫描模式扫描当前块并建立在BMC与OBMC之间产生最小数量的转换的扫描模式; 以及信息记录器，用于在与BMC和OBMC之间的转变相对应的像素的位置处记录转换信息。公开了一种解码装置，包括：用于当前块的扫描模式信息的解释器和关于当前块的每个像素的BMC和OBMC之间的转换的信息; 以及用于以像素为单位操作的自适应运动补偿器。

6. 发明申请

US20110200100A1 MOTION PICTURE ENCODING/DECODING APPARATUS, ADAPTIVE DEBLOCKING FILTERING APPARATUS AND FILTERING METHOD FOR SAME, AND RECORDING MEDIUM 有权
标题翻译：运动图像编码/解码装置，自适应解锁滤波装置和滤波方法及记录介质
公开(公告)号：US20110200100A1
公开(公告)日：2011-08-18
申请号：US13126144
申请日：2009-10-22
申请人： Hayoon Kim , Yungho Choi , Yoonsik Choe , Yonggoo Kim , Byongho Kim , Junhyuk Ahn
发明人： Hayoon Kim , Yungho Choi , Yoonsik Choe , Yonggoo Kim , Byongho Kim , Junhyuk Ahn
IPC分类号： H04N7/12
CPC分类号： H04N19/86 , H04N19/117 , H04N19/14 , H04N19/176 , H04N19/61 , H04N19/82
摘要： A video encoding/decoding apparatus, an adaptive deblocking filtering apparatus and a filtering method for same, and a recording medium are disclosed. The filtering apparatus includes: a boundary strength determiner for determining strength of boundaries between subblocks of current block; a direction selector for selecting multiple directions preset with reference to the boundary sequentially; a filtering pixel selector for selecting pixels for filtering based on selected directions; a filtering determiner for determining whether to perform the filtering for the selected directions depending on relationships between pixel values of selected pixels; and a filtering unit for filtering the selected pixels in the selected directions depending on the determination of whether to perform filtering to apply pixel-wide deblocking filtering in a plurality of directions as well as in vertical and horizontal directions, thus effectively removing block distortions resulting from a diagonal discontinuity caused byedges in a plurality of diagonal directions.
摘要翻译：公开了一种视频编码/解码装置，自适应去块滤波装置及其滤波方法及记录介质。滤波装置包括：边界强度确定器，用于确定当前块的子块之间的边界的强度; 方向选择器，用于选择参考边界预先设定的多个方向; 滤波像素选择器，用于基于所选择的方向选择用于滤波的像素; 滤波确定器，用于根据所选择的像素的像素值之间的关系确定是否对所选择的方向进行滤波; 以及滤波单元，用于根据是否执行滤波以在多个方向以及垂直和水平方向上进行像素宽度去块滤波的确定来对所选择的方向中的所选像素进行滤波，从而有效地去除由在多个对角线方向上产生的对角不连续性。

7. 发明申请

US20110200098A1 VIDEO ENCODING/DECODING APPARATUS AND ADAPTIVE OVERLAPPED BLOCK MOTION COMPENSATION METHOD AND APPARATUS EMPLOYING ADAPTIVE WEIGHTS THEREFOR 有权
标题翻译：视频编码/解码装置和自适应叠加运动补偿方法和装置采用自适应权重
公开(公告)号：US20110200098A1
公开(公告)日：2011-08-18
申请号：US13125254
申请日：2009-10-14
申请人： Hayoon Kim , Yonggoo Kim , Yoonsik Choe , Yungho Choi
发明人： Hayoon Kim , Yonggoo Kim , Yoonsik Choe , Yungho Choi
IPC分类号： H04N7/26
CPC分类号： H04N19/567 , H04N19/583
摘要： The present disclosure provides an adaptive overlapped block motion compensation apparatus employing adaptive weights including: an RBMC(x,y) calculator for calculating residual signal RBMC(x,y) in block motion estimation; a DN(x,y) calculator for calculating differential pixel value DN(x,y) between a motion compensated block generated by a motion vector of an adjacent block and a currently motion compensated block; a unit for updating and setting additional information for performing an adaptive overlapped block motion compensation based on RBMC(x,y) and DN(x,y); and an adaptive overlapped block motion compensation operating on respective pixels in certain pixel units based on the additional information, progressing to subsequent pixels if an absolute value of RBMC(x,y) is not greater than the additional information, and if the absolute value of RBMC(x,y) is greater than the additional information, calculating an ROBmc(x,y) with an HN(x,y) selectively signed so that an absolute value of ROBMC(x,y) is smaller than the absolute value of RBMC(x,y).
摘要翻译：本公开提供一种采用自适应权重的自适应重叠块运动补偿装置，包括：用于在块运动估计中计算残差信号RBMC（x，y）的RBMC（x，y）计算器; 用于计算由相邻块的运动矢量生成的运动补偿块和当前运动补偿块之间的差分像素值DN（x，y）的DN（x，y）计算器; 用于更新和设置用于基于RBMC（x，y）和DN（x，y）执行自适应重叠块运动补偿的附加信息的单元; 以及基于附加信息在某些像素单元中对各个像素进行自适应重叠块运动补偿，如果RBMC（x，y）的绝对值不大于附加信息，则前进到后续像素，并且如果绝对值 RBMC（x，y）大于附加信息，计算具有选择性符号的HN（x，y）的ROBmc（x，y），使得ROBMC（x，y）的绝对值小于 RBMC（x，y）。

8. 发明申请

US20130195176A1 METHOD AND DEVICE FOR ENCODING/DECODING IMAGE USING ADAPTIVE ENCODING/DECODING MODE INDEXING METHOD 审中-公开
标题翻译：使用自适应编码/解码模式指示方法编码/解码图像的方法和装置
公开(公告)号：US20130195176A1
公开(公告)日：2013-08-01
申请号：US13816087
申请日：2011-08-09
申请人： Jinhan Song , Jeongyeon Lim , Yonggoo Kim , Yoonsik Choe , Yungho Choi , Sungjei Kim
发明人： Jinhan Song , Jeongyeon Lim , Yonggoo Kim , Yoonsik Choe , Yungho Choi , Sungjei Kim
IPC分类号： H04N7/26
CPC分类号： H04N19/176 , H04N19/13 , H04N19/157 , H04N19/463
摘要： A video encoding/decoding apparatus and method using adaptive encoding/decoding mode indexing are provided. A video encoding apparatus includes: a probability generation unit for calculating a probability of each encoding mode of blocks completely encoded before a current block; a bit assignment unit for assigning and indexing a bin string according to the probability of each encoding mode, which is calculated by the probability generation unit; and a video encoding unit for encoding an encoding mode of the current block, based on the bin string assigned by the bit assignment unit, when the current block is encoded.
摘要翻译：提供了使用自适应编码/解码模式索引的视频编码/解码装置和方法。视频编码装置包括：概率生成单元，用于计算在当前块之前完全编码的块的每个编码模式的概率; 位分配单元，用于根据由所述概率生成单元计算出的每个编码模式的概率来分配和索引bin字符串; 以及视频编码单元，用于当当前块被编码时，基于由位分配单元分配的bin列，对当前块的编码模式进行编码。

9. 发明授权

US09596485B2 Motion picture encoding/decoding apparatus, adaptive deblocking filtering apparatus and filtering method for same, and recording medium 有权
标题翻译：运动图像编码/解码装置，自适应去块滤波装置及其滤波方法以及记录介质
公开(公告)号：US09596485B2
公开(公告)日：2017-03-14
申请号：US13126144
申请日：2009-10-22
申请人： Hayoon Kim , Yungho Choi , Yoonsik Choe , Yonggoo Kim , Byongho Kim , Junhyuk Ahn
发明人： Hayoon Kim , Yungho Choi , Yoonsik Choe , Yonggoo Kim , Byongho Kim , Junhyuk Ahn
IPC分类号： H04N7/12 , H04N19/86 , H04N19/176 , H04N19/61 , H04N19/117 , H04N19/14 , H04N19/82
CPC分类号： H04N19/86 , H04N19/117 , H04N19/14 , H04N19/176 , H04N19/61 , H04N19/82
摘要： A video encoding/decoding apparatus, an adaptive deblocking filtering apparatus and a filtering method for same, and a recording medium are disclosed. The filtering apparatus includes: a boundary strength determiner for determining strength of boundaries between subblocks of current block; a direction selector for selecting multiple directions preset with reference to the boundary sequentially; a filtering pixel selector for selecting pixels for filtering based on selected directions; a filtering determiner for determining whether to perform the filtering for the selected directions depending on relationships between pixel values of selected pixels; and a filtering unit for filtering the selected pixels in the selected directions depending on the determination of whether to perform filtering to apply pixel-wide deblocking filtering in a plurality of directions as well as in vertical and horizontal directions, thus effectively removing block distortions resulting from a diagonal discontinuity caused by edges in a plurality of diagonal directions.
摘要翻译：公开了一种视频编码/解码装置，自适应去块滤波装置及其滤波方法及记录介质。滤波装置包括：边界强度确定器，用于确定当前块的子块之间的边界的强度; 方向选择器，用于选择参考边界预先设定的多个方向; 滤波像素选择器，用于基于所选择的方向选择用于滤波的像素; 滤波确定器，用于根据所选择的像素的像素值之间的关系确定是否对所选择的方向进行滤波; 以及滤波单元，用于根据是否执行滤波以在多个方向以及垂直和水平方向上进行像素宽度去块滤波的确定来对所选择的方向中的所选像素进行滤波，从而有效地去除由由多个对角线方向上的边缘引起的对角线间断。

10. 发明授权

US08848783B2 Motion picture encoding/decoding apparatus, and apparatus and method for adaptive overlapped block motion compensation by variable unit for same 有权
标题翻译：运动图像编码/解码装置，以及通过可变单元进行自适应重叠块运动补偿的装置和方法
公开(公告)号：US08848783B2
公开(公告)日：2014-09-30
申请号：US13123693
申请日：2009-10-06
申请人： Hayoon Kim , Yungho Choi , Yoonsik Choe , Yonggoo Kim , Byongho Kim
发明人： Hayoon Kim , Yungho Choi , Yoonsik Choe , Yonggoo Kim , Byongho Kim
IPC分类号： H04B1/66 , H04N7/12 , H04N11/02 , H04N11/04 , G06K9/46 , G06K9/36 , H04N19/583
CPC分类号： H04N7/363 , H04N19/583
摘要： The present disclosure relates to a video encoding/decoding apparatus, and apparatus and method for adaptive overlapped block motion compensation by variable units for same. The apparatus and the method for adaptive overlapped block motion compensation by variable units, according to the present disclosure, when conducting a motion compensation, enable an encoder to perform an adaptive overlapped block motion compensation for a plurality of predetermined scan modes and sampling modes, and enable the encoder to calculate the computation volume occurring in said compensation and residual pixel energy, estimate the performance for each mode based on the calculation, determine an optimum scan mode and an optimum sampling mode, thus enabling a decoder to perform a motion compensation with optimum performance and less computing volume based on the determined mode.
摘要翻译：本公开涉及一种视频编码/解码装置，以及用于通过可变单元进行自适应重叠块运动补偿的装置和方法。根据本公开的可变单元的自适应重叠块运动补偿的装置和方法当进行运动补偿时，使得编码器能够对多个预定扫描模式和采样模式执行自适应重叠块运动补偿，以及使编码器能够计算在所述补偿和残余像素能量中发生的计算量，基于计算估计每个模式的性能，确定最佳扫描模式和最佳采样模式，从而使解码器能够以最佳的方式执行运动补偿基于确定模式的性能和较少的计算量。

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