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81. 发明申请

US20110310973A1 VIDEO ENCODING METHOD AND APPARATUS USING LOW-COMPLEXITY FREQUENCY TRANSFORMATION, AND VIDEO DECODING METHOD AND APPARATUS 有权
标题翻译：使用低复杂频率转换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：US20110310973A1
公开(公告)日：2011-12-22
申请号：US13148657
申请日：2010-02-08
申请人： Min-Su Cheon , Il-Koo Kim , Tammy Lee
发明人： Min-Su Cheon , Il-Koo Kim , Tammy Lee
IPC分类号： H04N11/02
CPC分类号： H04N19/18 , H04N19/119 , H04N19/122 , H04N19/129 , H04N19/132 , H04N19/14 , H04N19/176 , H04N19/46 , H04N19/61
摘要： Provided are a video encoding method and apparatus using a low-complexity transformation and a video decoding method and apparatus using a low-complexity inverse transformation. The video encoding method includes: receiving image data of an input picture in predetermined data units; generating coefficients of the predetermined data units by performing a low-complexity transformation on the image data; and outputting the generated coefficients. The low-complexity transformation includes at least one of a selective frequency-domain transformation that uses a transformation basis for a predetermined frequency-domain, a sub data unit transformation that performs a transformation by respectively selecting and applying transformation bases for a plurality of sub data units divided from the image data, and a scale-down transformation that uses a scale-down rectangular transformation basis that is a combination of a rectangular matrix and a square matrix.
摘要翻译：提供了使用低复杂度变换和使用低复杂度逆变换的视频解码方法和装置的视频编码方法和装置。视频编码方法包括：以预定数据单位接收输入图像的图像数据; 通过对图像数据执行低复杂度变换来产生预定数据单元的系数; 并输出所生成的系数。低复杂度变换包括对预定频域使用变换基础的选择性频域变换，通过分别选择并应用多个子数据的变换基础来执行变换的子数据单元变换中的至少一个与图像数据分开的单位，以及使用矩形矩阵和矩形矩阵的组合的按比例缩小矩形变换的缩小变换。

82. 发明申请

US20080240247A1 METHOD OF ENCODING AND DECODING MOTION MODEL PARAMETERS AND VIDEO ENCODING AND DECODING METHOD AND APPARATUS USING MOTION MODEL PARAMETERS 审中-公开
标题翻译：使用运动模型参数编码和解码运动模型参数和视频编码和解码方法和装置的方法
公开(公告)号：US20080240247A1
公开(公告)日：2008-10-02
申请号：US12028846
申请日：2008-02-11
申请人： Sangrae LEE , Kyo-Hyuk Lee , Mathew Manu , Tammy Lee
发明人： Sangrae LEE , Kyo-Hyuk Lee , Mathew Manu , Tammy Lee
IPC分类号： H04N7/12
CPC分类号： H04N19/573 , H04N19/52 , H04N19/527
摘要： Provided are a method of efficiently transmitting motion model parameters using temporal correlation between video frames and a video encoding and decoding method and apparatus, in which motion estimation and motion compensation are performed by generating a plurality of reference pictures that are motion-compensated using motion model parameters. Motion model parameters are encoded based on temporal correlation between motion vectors of representative points expressing the motion model parameters, global motion compensation is performed on a previous reference video frame using motion model parameters in order to generate a plurality of transformation reference pictures, and a current video frame is encoded using the plurality of transformation reference pictures.
摘要翻译：提供了一种使用视频帧之间的时间相关性和视频编码和解码方法和装置来有效地传输运动模型参数的方法，其中通过使用运动模型生成运动补偿的多个参考图像来执行运动估计和运动补偿参数。基于表示运动模型参数的代表点的运动矢量之间的时间相关性对运动模型参数进行编码，使用运动模型参数对先前的参考视频帧执行全局运动补偿，以便生成多个变换参考图片，以及电流使用多个变换参考图片对视频帧进行编码。

83. 发明申请

US20080159394A1 Method of and apparatus for estimating motion vector based on sizes of neighboring partitions, encoder, decoding, and decoding method 有权
标题翻译：基于相邻分区的大小，编码器，解码和解码方法估计运动矢量的方法和装置
公开(公告)号：US20080159394A1
公开(公告)日：2008-07-03
申请号：US11783773
申请日：2007-04-12
申请人： Tammy Lee
发明人： Tammy Lee
IPC分类号： H04N11/02 , H04N11/04
CPC分类号： H04N19/132 , H04N19/103 , H04N19/176 , H04N19/513 , H04N19/61
摘要： Provided are a method of and apparatus for estimating a motion vector using the sizes of neighboring partitions, an encoder, a decoder, and a decoding method. The method includes comparing the size of a first neighboring partition located to the left of the current block with the size of a second neighboring partition located above the current block and, if the size of the first neighboring partition and the size of the second neighboring partition are different from each other, estimating a motion vector of the larger one of the first neighboring partition and the second neighboring partition as the motion vector of the current block.
摘要翻译：提供了使用相邻分区的大小，编码器，解码器和解码方法来估计运动矢量的方法和装置。该方法包括将位于当前块的左侧的第一相邻分区的大小与位于当前块上方的第二相邻分区的大小进行比较，并且如果第一相邻分区的大小和第二相邻分区的大小彼此不同，将第一相邻分区和第二相邻分区中较大者的运动矢量估计为当前块的运动矢量。

84. 发明申请

US20190324252A1 SURGICAL MICROSCOPE SYSTEM WITH AUTOMATIC ZOOM CONTROL 审中-公开
公开(公告)号：US20190324252A1
公开(公告)日：2019-10-24
申请号：US15961318
申请日：2018-04-24
申请人： Siu Wai Jacky Mak , Tammy Lee
发明人： Siu Wai Jacky Mak , Tammy Lee
IPC分类号： G02B21/02 , G02B21/00 , G02B21/36 , G02B21/06 , H04N5/232
摘要： A surgical microscope system for use in a medical procedure. The surgical microscope system is controlled in a first mode of operation corresponding to a phase of the medical procedure and defining at least one setting for adjusting a set of adjustable optics. While in the first mode of operation, the surgical microscope system automatically determines, from a captured image, an indication that a second mode of operation is relevant. The mode of operation is switched to the second mode of operation.

85. 发明授权

US09813727B2 Method and apparatus for image encoding and decoding using intra prediction 有权
公开(公告)号：US09813727B2
公开(公告)日：2017-11-07
申请号：US14130095
申请日：2012-06-28
申请人： Tammy Lee , Jianle Chen
发明人： Tammy Lee , Jianle Chen
IPC分类号： H04N19/51 , H04N19/52 , H04N19/593 , H04N19/82 , H04N19/13 , H04N19/61 , H04N19/91 , H04N19/96
CPC分类号： H04N19/52 , H04N19/13 , H04N19/51 , H04N19/593 , H04N19/61 , H04N19/82 , H04N19/91 , H04N19/96
摘要： Provided are a method and apparatus for intra predicting an image, which generate a prediction value via linear interpolation in horizontal and vertical directions of a current prediction unit. The method includes: generating first and second virtual pixels by using at least one adjacent pixel located upper right and lower left to a current prediction unit; obtaining a first prediction value of a current pixel via linear interpolation using an adjacent left pixel located on the same line as the first virtual pixel and the current pixel; obtaining a second prediction value of the current pixel via linear interpolation using an adjacent upper pixel located on the same column as the second virtual pixel and the current pixel; and obtaining a prediction value of the current pixel by using the first and second prediction values.

86. 发明授权

US09571842B2 Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding 有权
公开(公告)号：US09571842B2
公开(公告)日：2017-02-14
申请号：US14130541
申请日：2012-07-02
申请人： Tammy Lee , Jianle Chen
发明人： Tammy Lee , Jianle Chen
IPC分类号： H04N19/91 , H04N19/13 , H04N19/119 , H04N19/136 , H04N19/176 , H04N19/96 , H04N19/157 , H04N19/426 , H04N19/60 , H04N19/18 , H04N19/12 , H04N19/186 , H04N19/61
CPC分类号： H04N19/13 , H04N19/119 , H04N19/12 , H04N19/136 , H04N19/157 , H04N19/176 , H04N19/18 , H04N19/184 , H04N19/186 , H04N19/30 , H04N19/426 , H04N19/46 , H04N19/60 , H04N19/61 , H04N19/70 , H04N19/91 , H04N19/96
摘要： Provided are video encoding and decoding methods and apparatuses. The video encoding method includes: encoding a video based on data units having a hierarchical structure; determining a context model used for entropy encoding a syntax element of a data unit based on at least one piece of additional information of the data units; and entropy encoding the syntax element by using the determined context model.

87. 发明授权

US09300972B2 Video encoding method and apparatus using low-complexity frequency transformation, and video decoding method and apparatus 有权
标题翻译：使用低复杂度频率变换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：US09300972B2
公开(公告)日：2016-03-29
申请号：US13148657
申请日：2010-02-08
申请人： Min-Su Cheon , Il-Koo Kim , Tammy Lee
发明人： Min-Su Cheon , Il-Koo Kim , Tammy Lee
IPC分类号： H04N11/02 , H04N19/18 , H04N19/176 , H04N19/119 , H04N19/46 , H04N19/122 , H04N19/129 , H04N19/61 , H04N19/132 , H04N19/14
CPC分类号： H04N19/18 , H04N19/119 , H04N19/122 , H04N19/129 , H04N19/132 , H04N19/14 , H04N19/176 , H04N19/46 , H04N19/61
摘要： Provided are a video encoding method and apparatus using a low-complexity transformation and a video decoding method and apparatus using a low-complexity inverse transformation. The video encoding method includes: receiving image data of an input picture in predetermined data units; generating coefficients of the predetermined data units by performing a low-complexity transformation on the image data; and outputting the generated coefficients. The low-complexity transformation includes at least one of a selective frequency-domain transformation that uses a transformation basis for a predetermined frequency-domain, a sub data unit transformation that performs a transformation by respectively selecting and applying transformation bases for a plurality of sub data units divided from the image data, and a scale-down transformation that uses a scale-down rectangular transformation basis that is a combination of a rectangular matrix and a square matrix.
摘要翻译：提供了使用低复杂度变换和使用低复杂度逆变换的视频解码方法和装置的视频编码方法和装置。视频编码方法包括：以预定数据单位接收输入图像的图像数据; 通过对图像数据执行低复杂度变换来产生预定数据单元的系数; 并输出所生成的系数。低复杂度变换包括对预定频域使用变换基础的选择性频域变换，通过分别选择并应用多个子数据的变换基础来执行变换的子数据单元变换中的至少一个与图像数据分开的单位，以及使用矩形矩阵和矩形矩阵的组合的按比例缩小矩形变换的缩小变换。

88. 发明申请

US20140140408A1 METHOD AND APPARATUS FOR ENCODING MOTION INFORMATION AND METHOD AND APPARATUS FOR DECODING SAME 审中-公开
标题翻译：用于编码运动信息的方法和装置以及用于解码运动的方法和装置
公开(公告)号：US20140140408A1
公开(公告)日：2014-05-22
申请号：US14126622
申请日：2012-06-14
申请人： Tammy Lee , Jianle Chen
发明人： Tammy Lee , Jianle Chen
IPC分类号： H04N19/51
CPC分类号： H04N19/52 , H04N19/105 , H04N19/139 , H04N19/176 , H04N19/513 , H04N19/517 , H04N19/521 , H04N19/65
摘要： Provided are methods and apparatus for encoding and decoding motion information. The method of encoding motion information includes: obtaining a motion information candidate by using motion information of prediction units that are temporally or spatially related to a current prediction unit; adding, when the number of motion information included in the motion information candidate is smaller than a predetermined number n, alternative motion information to the motion information candidate so that the number of motion information included in the motion information candidate reaches the predetermined number n; determining motion information with respect to the current prediction unit from among the n motion information candidates; and encoding index information indicating the determined motion information as motion information of the current prediction unit.
摘要翻译：提供了用于编码和解码运动信息的方法和装置。编码运动信息的方法包括：通过使用与当前预测单元在时间上或空间上相关的预测单元的运动信息来获得运动信息候选; 当所述运动信息候选中包含的运动信息的数量小于预定数量n时，将所述运动信息候补的替代运动信息移动到运动信息候选中包括的运动信息的数量达到预定数量n; 从所述n个运动信息候选中确定关于当前预测单元的运动信息; 以及指示所确定的运动信息的索引信息作为当前预测单元的运动信息。

89. 发明申请

US20140140401A1 PREDICTION METHOD AND APPARATUS FOR CHROMA COMPONENT OF IMAGE USING LUMA COMPONENT OF IMAGE 有权
标题翻译：使用图像的LUMA分量的图像的色度分量的预测方法和装置
公开(公告)号：US20140140401A1
公开(公告)日：2014-05-22
申请号：US14130098
申请日：2012-06-28
申请人： Tammy Lee , Jianle Chen , Vadim Seregin
发明人： Tammy Lee , Jianle Chen , Vadim Seregin
IPC分类号： H04N19/186 , H04N19/117 , H04N19/182 , H04N19/50
CPC分类号： H04N19/186 , H04N19/117 , H04N19/182 , H04N19/59 , H04N19/593
摘要： Provided are a method and an apparatus for predicting a chrominance signal from a luminance signal by using a correlation between the luminance and chrominance signals. A method of predicting a chrominance component image generates a down-sampled luminance signal matching a chrominance signal by independently applying various down-sampling methods according to a location of a luminance signal, and predicts a chrominance signal from the down-sampled luminance signal, while considering a size of a luminance prediction unit and a size of a chrominance prediction unit corresponding to each other according to a color format.
摘要翻译：提供了一种通过使用亮度和色度信号之间的相关性来从亮度信号预测色度信号的方法和装置。预测色度分量图像的方法通过根据亮度信号的位置独立地应用各种下采样方法来产生与色度信号匹配的下采样亮度信号，并且从下采样亮度信号预测色度信号，同时考虑亮度预测单元的大小和根据颜色格式彼此对应的色度预测单元的大小。

90. 发明授权

US08699576B2 Method of and apparatus for estimating motion vector based on sizes of neighboring partitions, encoder, decoding, and decoding method 失效
标题翻译：基于相邻分区的大小，编码器，解码和解码方法估计运动矢量的方法和装置
公开(公告)号：US08699576B2
公开(公告)日：2014-04-15
申请号：US13412555
申请日：2012-03-05
申请人： Tammy Lee
发明人： Tammy Lee
IPC分类号： H04N7/12
CPC分类号： H04N19/132 , H04N19/103 , H04N19/176 , H04N19/513 , H04N19/61
摘要： Provided are a method of and apparatus for estimating a motion vector using the sizes of neighboring partitions, an encoder, a decoder, and a decoding method. The method includes comparing the size of a first neighboring partition located to the left of the current block with the size of a second neighboring partition located above the current block and, if the size of the first neighboring partition and the size of the second neighboring partition are different from each other, estimating a motion vector of the larger one of the first neighboring partition and the second neighboring partition as the motion vector of the current block.
摘要翻译：提供了使用相邻分区的大小，编码器，解码器和解码方法来估计运动矢量的方法和装置。该方法包括将位于当前块的左侧的第一相邻分区的大小与位于当前块上方的第二相邻分区的大小进行比较，并且如果第一相邻分区的大小和第二相邻分区的大小彼此不同，将第一相邻分区和第二相邻分区中较大者的运动矢量估计为当前块的运动矢量。

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