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    • 3. 发明授权
    • Color conversion apparatus and method thereof
    • 颜色转换装置及其方法
    • US06992683B2
    • 2006-01-31
    • US10773208
    • 2004-02-09
    • Yoon-Cheol ShinMoon-Cheol Kim
    • Yoon-Cheol ShinMoon-Cheol Kim
    • G09G5/02
    • H04N1/6058G09G5/06
    • A color conversion apparatus and method. The color conversion apparatus converts an input color signal to match a color gamut of the input color signal with a color gamut of a target Multi Primary Display (MPD) using at least four or more primary colors, and comprises a WYV color signal conversion unit for converting the input color signal into a WYV color signal for an output; a color gamut matching gain calculation unit for calculating a matching gain which is a conversion constant for matching the color gamut of the input color signal with the color gamut of the target MPD; a color gamut matching unit for correcting the WYV color signal based on the matching gain; an XYZ color signal conversion unit for converting the corrected WYV color signal into an XYZ color signal for an output; and an MPD control vector calculation unit for calculating a control vector which is a driving signal of the target MPD corresponding to the XYZ color signal.
    • 一种颜色转换装置和方法。 颜色转换装置使用至少四种或更多原色将输入颜色信号转换成与目标多主显示(MPD)的色域相匹配的输入颜色信号的色域,并且包括WYV彩色信号转换单元,用于 将输入颜色信号转换成用于输出的WYV颜色信号; 色域匹配增益计算单元,用于计算匹配增益,所述匹配增益是用于将输入颜色信号的色域与目标MPD的色域进行匹配的转换常数; 色域匹配单元,用于基于所述匹配增益来校正所述WYV颜色信号; XYZ颜色信号转换单元,用于将校正后的WYV颜色信号转换成用于输出的XYZ颜色信号; 以及MPD控制矢量计算单元,用于计算作为与XYZ颜色信号对应的目标MPD的驱动信号的控制矢量。
    • 4. 发明授权
    • Color display apparatus and method therefor
    • 彩色显示装置及其方法
    • US08379038B2
    • 2013-02-19
    • US11373442
    • 2006-03-13
    • Yoon-cheol ShinDong-bum Choi
    • Yoon-cheol ShinDong-bum Choi
    • G09G5/02
    • H04N1/6058G09G5/02G09G5/06G09G2340/06H04N9/67H04N17/02
    • A color-processing method includes: selecting a target color gamut to produce an input color signal; calculating a mixture ratio enabling primary colors of the target color gamut to be created by mixing primary colors of a color gamut of the color reproduction apparatus to reproduce the input color signal therewith; producing primary colors reconfigured by mixing the primary colors of the color gamut of the color reproduction apparatus according to the calculated mixture ratio; adjusting an illuminant to match an output signal to a color gamut determined by the reconfigured primary colors; and converting the input color signal to match to the primary colors determined by the reconfigured primary colors. Further a user can arbitrarily set a color gamut in a range that a color reproduction apparatus can reproduce regardless of an input color signal without a quantization errors.
    • 颜色处理方法包括:选择目标色域以产生输入颜色信号; 计算通过混合色彩再现装置的色域的原色来再现输入颜色信号来产生目标色域的原色的混合比, 通过根据计算的混合比混合色彩再现装置的色域的原色来重新配置原色; 调整光源以将输出信号与由重新配置的原色确定的色域相匹配; 并且将输入的颜色信号转换成与由重新配置的原色确定的原色匹配。 此外,用户可以在颜色再现装置可以再现的范围内任意设置色域,而不考虑输入颜色信号而没有量化误差。
    • 6. 发明授权
    • Display device using external light
    • 显示设备使用外部光源
    • US07510288B2
    • 2009-03-31
    • US11708338
    • 2007-02-21
    • Yoon-cheol ShinMoon-cheol KimYoung-chol Lee
    • Yoon-cheol ShinMoon-cheol KimYoung-chol Lee
    • F21V9/00
    • G02B6/0055G02B6/0053
    • A display device using external light and including: a light guide panel guiding light; an internal light source disposed on at least one side of the light guide panel and supplying internal light to the light guide panel; an optical filter disposed on a rear surface of the light guide panel to be exposed to the outside, and reflecting light with specific wavelengths and transmitting light with wavelengths other than the specific wavelengths among the internal light emitted from the internal light source and external light; and a display panel forming an image using the internal light and the external light which are illuminated through the light guide panel and the optical filter. The display device improves visibility using both external light and internal light by simply adding the optical filter to an existing display device.
    • 一种使用外部光的显示装置,包括:导光板引导光; 内部光源,设置在所述导光板的至少一侧,并将内部光提供给所述导光板; 配置在导光板背面的外部的光学滤光器,反射来自内部光源和外部光的内部光中具有特定波长的光并透射除特定波长以外的波长的光; 以及使用通过导光板和滤光器照射的内部光和外部光形成图像的显示面板。 显示装置通过简单地将滤光器添加到现有的显示装置来提高使用外部光和内部光的可视性。