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    • 13. 发明授权
    • Frame interpolating method and apparatus thereof at frame rate conversion
    • 帧内插法及其装置
    • US07460172B2
    • 2008-12-02
    • US10838325
    • 2004-05-05
    • Jong-sul Min
    • Jong-sul Min
    • H04N7/01
    • H04N7/014H04N5/145H04N7/0112
    • Disclosed is a frame interpolating apparatus and a method thereof used at a frame rate conversion. The frame interpolating apparatus includes a calculation unit for performing a SAD Map calculation among inputted video signals with respect to a previous frame and a next frame and performing block matching, a determination unit for determining from the block-matched frame whether a video is repeated periodically and is changing fast, and an interpolation unit for selectively calculating a pixel value of an interpolated frame according to a determination result of the determination unit. Accordingly, the interpolated frame is vivid and clear, hence, removing the conventional blurring problem.
    • 公开了一种以帧速转换使用的帧内插装置及其方法。 帧内插装置包括:计算单元,用于相对于前一帧和下一帧执行输入的视频信号之间的SAD映射计算,并执行块匹配;确定单元,用于从块匹配帧确定视频是否周期性地重复 并且正在快速变化,以及插值单元,用于根据确定单元的确定结果选择性地计算内插帧的像素值。 因此,内插帧是鲜明清晰的,因此消除常规的模糊问题。
    • 14. 发明申请
    • Display apparatus and control method thereof
    • 显示装置及其控制方法
    • US20070041446A1
    • 2007-02-22
    • US11503981
    • 2006-08-15
    • Hwa-seok SeongJong-sul Min
    • Hwa-seok SeongJong-sul Min
    • H04N11/02H04N5/253
    • G09G3/2022G06T5/002G06T5/003G06T5/50G06T7/20G06T2207/20201G09G2320/0261G09G2320/0266G09G2320/106G09G2340/0435H04N7/0115
    • A display apparatus and a control method which can effectively remove a false contour and a motion blur from a moving picture when an image includes a repetitive pattern of a frame are provided. A display apparatus comprises a pattern determiner to determine a frame pattern of the input image, a motion vector calculator to calculate a motion vector on the basis of a first frame corresponding to a first presented frame among the frames of a repetitive pattern, and a second frame corresponding to an image that is different from the frames of the repetitive pattern after the repetitive pattern is generated, when the input image includes the repetitive pattern, a motion compensating brightness calculator to calculate motion compensating brightness at the beginning of each subfield according to the motion vector, an integral brightness calculator to calculate integral brightness of the quantity of light emitted in the subfield for a predetermined period of time along the motion vector, and an emission pattern selector to select whether light is emitted in the subfield on the basis of the motion compensating brightness and the integral brightness.
    • 提供了一种显示装置和控制方法,当图像包括帧的重复图案时,可以有效地去除运动图像的假轮廓和运动模糊。 显示装置包括用于确定输入图像的帧图案的图案确定器,运动矢量计算器,用于基于与重复图案的帧中的第一呈现帧对应的第一帧来计算运动矢量;以及第二 帧对应于在重复图案生成之后与重复图案的帧不同的图像,当输入图像包括重复图案时,运动补偿亮度计算器根据所述运动补偿亮度计算器计算每个子场开始处的运动补偿亮度 运动矢量,积分亮度计算器,用于计算沿所述运动矢量在所述子场中发射的光量在预定时间段内的积分亮度;以及发射图案选择器,用于基于所述运动矢量选择是否在所述子场中发射光 运动补偿亮度和积分亮度。
    • 15. 发明申请
    • Motion estimator and motion estimating method thereof
    • 运动估计器及其运动估计方法
    • US20070009038A1
    • 2007-01-11
    • US11480829
    • 2006-07-06
    • Myung-Jae KimYoung-Wook SohnHwa-Seok SeongJong-Sul MinJeong-Woo Kang
    • Myung-Jae KimYoung-Wook SohnHwa-Seok SeongJong-Sul MinJeong-Woo Kang
    • H04N11/02H04N11/04H04B1/66
    • H04N19/51
    • A motion estimator and motion extracting method are provided for dividing a current frame into a plurality of blocks and estimating a motion comparing a current block with a previous frame. The motion estimator includes a mean motion estimation unit for computing a mean motion vector based on motion vectors of surrounding blocks adjacent to the current block, a line motion generation unit for generating a line motion vector in a predetermined search area based on motion vectors of horizontal blocks of the current block, and a motion vector selection unit for selecting and outputting one of the mean motion vector and the line motion vector as a final motion vector of the current block based on a mean motion expectation error value in accordance with the mean motion vector and a line motion expectation error value in accordance with the line motion vector.
    • 提供了一种运动估计器和运动提取方法,用于将当前帧划分成多个块并且估计与当前块与先前帧进行比较的运动。 运动估计器包括:平均运动估计单元,用于基于与当前块相邻的周围块的运动矢量来计算平均运动矢量;线运动生成单元,用于基于水平运动矢量生成预定搜索区域中的线运动矢量 当前块的块,以及运动矢量选择单元,用于基于平均运动期望误差值,根据平均运动来选择并输出平均运动矢量和线运动矢量中的一个作为当前块的最终运动矢量 矢量和行运动期望误差值根据行运动矢量。