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    • 72. 发明授权
    • Method and apparatus for generating white component and controlling the brightness in display devices
    • 用于产生白色分量并控制显示装置中的亮度的方法和装置
    • US06724934B1
    • 2004-04-20
    • US09562432
    • 2000-05-01
    • Seong-deok LeeChang-young KimDu-sik ParkYang-seock SeoJeong-yeop Kim
    • Seong-deok LeeChang-young KimDu-sik ParkYang-seock SeoJeong-yeop Kim
    • G06K900
    • G09G5/02H04N9/646H04N9/67
    • A method and apparatus for generating a white signal component and for controlling the brightness of an image are provided. In the above method and apparatus, the brightness increases of Red, Green and Blue, the saturations of which are not decreased from an input image are calculated using a vector, and the minimum value of such increases is utilized as the input value for the white component. Further, by adding brightness control components of RGB color to the input RGB signals, brightness increases in the direction of the original colors instead of the achromatic one are possible, which is the way the white component is added so as to increase the luminance of color display devices representing a color using a color filter such a flat panel display. Accordingly, a color saturation of the image is not decreased even with addition of the achromatic color a component. In other words, in converting a signal from the three colors such as RGB into the four colors inclusive of white component, the present invention is capable of increasing the brightness without reduction of saturation as well as extracting the white component in an easy and efficient way, which enhances the performance of image processing apparatuses such as color display devices and the like.
    • 提供了一种用于产生白色信号分量并用于控制图像的亮度的方法和装置。 在上述方法和装置中,红色,绿色和蓝色的亮度增加使用向量计算其输入图像的饱和度不降低,并且这种增加的最小值被用作白色的输入值 零件。 此外,通过向输入的RGB信号添加RGB颜色的亮度控制分量,可以在原色方向上增加亮度而不是消色差,这是添加白色分量以增加颜色亮度的方式 使用诸如平板显示器的滤色器表示颜色的显示设备。 因此,即使添加无色成分,也不会降低图像的色彩饱和度。 换句话说,在将诸如RGB的三种颜色的信号转换为包括白色分量的四种颜色的情况下,本发明能够在不降低饱和度的同时提高亮度以及以简单有效的方式提取白色分量 ,这增强了诸如彩色显示装置等的图像处理装置的性能。
    • 73. 发明授权
    • Apparatus and method of reproducing preferred color
    • 再现优选颜色的装置和方法
    • US08520939B2
    • 2013-08-27
    • US11837894
    • 2007-08-13
    • Ji-young HongDu-sik ParkYoung-shin Kwak
    • Ji-young HongDu-sik ParkYoung-shin Kwak
    • G06K9/34
    • H04N1/62
    • An apparatus and method of reproducing a preferred color to eliminate or reduce errors caused when converting of colors of an input image in corresponding color regions of a color space, respectively, wherein the colors of an input image are included in a plurality of different color regions. The apparatus includes a region judging unit to judge whether pixels of an input image are included in one or more preset color regions, a color converting unit to execute a color conversion of the pixels in at least one conversion-desired color regions among one or more color regions that include the pixels, and an output unit to output an image formed by the color-converted pixels.
    • 一种再现优选颜色以消除或减少在颜色空间的相应颜色区域中分别输入图像的颜色转换时引起的错误的装置和方法,其中输入图像的颜色被包括在多个不同的颜色区域中 。 该装置包括区域判断单元,用于判断输入图像的像素是否包含在一个或多个预设颜色区域中;颜色转换单元,用于执行至少一个转换期望颜色区域中的像素在一个或多个中的颜色转换 包括像素的彩色区域和输出由颜色转换像素形成的图像的输出单元。
    • 76. 发明授权
    • Apparatus and method for modifying arrangement of colors
    • 用于改变颜色布置的装置和方法
    • US07953273B2
    • 2011-05-31
    • US11782294
    • 2007-07-24
    • Gun-woo NamDu-sik ParkYoung-shin Kwak
    • Gun-woo NamDu-sik ParkYoung-shin Kwak
    • G06K9/34G06K9/36
    • H04N1/62
    • An apparatus and method for modifying an arrangement of colors of an input image to satisfy a user preference in consideration of color composition of the input image, the apparatus including: an extraction unit extracting one or more dominant colors from an input image; a center-of-gravity calculation unit calculating a first position of a center of gravity based on a position of each dominant color in a color space; a parameter calculation unit calculating a parameter for modifying the color arrangement of the input image based on the first position and a second position to which the center of gravity is moved from the first position according to a predetermined standard; and a control unit modifying the color arrangement of the input image according to the parameter.
    • 一种用于根据输入图像的颜色组合来修改输入图像的颜色排列以满足用户偏好的装置和方法,所述装置包括:提取单元,从输入图像中提取一个或多个主色; 重心计算单元,基于颜色空间中的每个主色的位置来计算重心的第一位置; 参数计算单元,根据预定标准,计算用于基于第一位置修改输入图像的颜色布置的参数和从第一位置移动重心的第二位置; 以及控制单元,根据参数修改输入图像的颜色排列。