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    • 31. 发明授权
    • Preferential tone scale for electronic displays
    • 电子显示屏的优惠音阶
    • US08004538B2
    • 2011-08-23
    • US11859579
    • 2007-09-21
    • Paula J. AlessiChristopher J. White
    • Paula J. AlessiChristopher J. White
    • G09G5/02
    • G06T5/009G06T2207/10016G06T2207/20012G09G5/02G09G2340/06H04N1/6027
    • A method of displaying on a display a visual reproduction of an original scene with a preferential tone mapping; said display having a selected display white point and a selected display black point separated by more than 3.5 decades of luminance; the method comprising the steps of capturing original scene parameters, performing a transformation on said captured scene parameters, and displaying a visual reproduction of the scene on the display from the transformed captured scene parameters; wherein said transformation, taken in conjunction with untransformed characteristics of the capturing and displaying steps, results in a reproduced tone mapping having: a. a dynamic range greater than 3.5 decades; b. a first derivative value of minus log reproduced luminance relative to log original scene luminance between −1.1 and −1.51 inclusive for a log scene luminance of −0.6, measured relative to a 100% diffuse reflector in the original scene; c. a first derivative value less than or equal to −1.9 and greater than −4.0 for a log scene luminance of −1.9; d. a first derivative value between −1.5 and −3.0 inclusive for a log scene luminance of −2.0; and e. a first derivative value at a log scene luminance of −2.5 greater than the first derivative value at a log scene luminance of −2.0.
    • 一种在显示器上显示具有优先色调映射的原始场景的视觉再现的方法; 所述显示器具有选择的显示白点和所选择的显示黑点,所述显示黑点被分开超过3.5十年的亮度; 该方法包括以下步骤:捕获原始场景参数,对所捕获的场景参数进行变换,以及从变换的拍摄场景参数在显示器上显示场景的视觉再现; 其中所述与所述捕获和显示步骤的未变换特征相结合的变换导致具有:a的再现色调映射。 动态范围大于3.5年; b。 相对于原始场景中的100%漫反射器测量的对数场景亮度为-0.6的对数场景亮度为-0.6的相对于原始场景亮度-1.1至-1.51之间的原始场景亮度的一次导数值重现亮度; C。 对数场景亮度为-1.9的一阶导数值小于等于-1.9且大于-4.0; d。 对数场景亮度为-2.0的一阶导数值介于-1.5和-3.0之间; 和e。 在对数场景亮度为-2.0的对数场景亮度的一阶导数值比原始场景亮度的一阶导数值大2.5。
    • 34. 发明授权
    • Color display system with improved apparent resolution
    • 彩色显示系统具有改进的视在分辨率
    • US07969428B2
    • 2011-06-28
    • US11429884
    • 2006-05-08
    • Michael E. MillerRonald S. CokPaul J. KaneMichael J. Murdoch
    • Michael E. MillerRonald S. CokPaul J. KaneMichael J. Murdoch
    • G09G5/00
    • G09G3/2003G09G3/3208G09G2300/0452G09G2330/021G09G2340/0457G09G2340/06
    • A full-color display system having improved apparent resolution comprising: a display formed from an array of full-color groups of light-emitting elements each comprising more than one luma-chroma sub-group of light-emitting elements; and a processor for receiving a full color input image signal that specifies full color image values at each of a two-dimensional number of sampled addressable spatial locations within an image to be displayed, for providing a full color image signal with image signal values corresponding to the spatial location of each luma-chroma sub-group, for computing a control signal representing the relative values, or difference between values, for the image signal values corresponding to each luma-chroma sub-group and at least one of each luma-chroma sub-group's neighbors, and for rendering a signal for driving each light-emitting element within each luma-chroma sub-group of light-emitting elements as a function of the values for the image signal corresponding to each luma-chroma sub-group and the control signal.
    • 一种具有改进的视差分辨率的全色显示系统,包括:由每一个包括多于一个发光元件的亮度 - 色度子组的发光元件的全色组阵列形成的显示器; 以及处理器,用于接收全彩色输入图像信号,该全色输入图像信号在要显示的图像内的二维数量的可采样的可寻址空间位置的每一个处指定全色图像值,以提供具有对应于图像信号的图像信号值的全色图像信号 每个亮度 - 色度子组的空间位置,用于计算表示对应于每个亮度 - 色度子组的图像信号值和每个亮度色度中的至少一个之间的相对值或值之间的差异的控制信号 并且用于渲染用于驱动发光元件的每个亮度 - 色度子组内的每个发光元件的信号作为对应于每个亮度 - 色度子组的图像信号的值的函数,以及 控制信号。
    • 35. 发明授权
    • Color display system with improved apparent resolution
    • 彩色显示系统具有改进的视在分辨率
    • US07965305B2
    • 2011-06-21
    • US11429838
    • 2006-05-08
    • Michael E. MillerRonald S. Cok
    • Michael E. MillerRonald S. Cok
    • G09G5/02
    • G09G3/3225G09G2300/0452G09G2330/021
    • A full color display system comprised of: a) a display which is formed from a two-dimensional array of three or more differently colored light-emitting elements arranged in a repeating pattern forming a first number of full-color two-dimensional groups of light-emitting elements, each full-color group of light-emitting elements being formed by more than one luma-chroma sub-group of light-emitting elements, wherein the display has a peak white luminance and each luma-chroma sub-group comprising at least one distinct high-luminance light-emitting element having a peak output luminance value that is 40 percent or greater of the peak white luminance of the display device; and b) a processor for providing a signal to drive the display by receiving a three-or-more color input image signal, which specifies three-or-more color image values at each of a two-dimensional number of sampled addressable spatial locations within an image to be displayed; wherein the processor dynamically forms re-sampling functions for image spatial locations derived from the input image signal and corresponding to the spatial location of each luma-chroma sub-group in the display array based on an analysis of the spatial content of the three-or-more color input image signal and the display array repeating pattern, and applying the re-sampling functions to the three-or-more color input image signal to render a signal for driving each light-emitting element within each corresponding luma-chroma sub-group of light-emitting elements.
    • 一种全彩色显示系统,包括:a)由三维或更多种不同颜色的发光元件的二维阵列形成的显示器,其以重复图案排列,形成第一数量的全色二维光组 发光元件,每个全色组的发光元件由多于一个发光元件的亮度 - 色度子组形成,其中显示器具有峰值白色亮度,并且每个亮度 - 色度子组包括在 具有显示装置的峰值白亮度的40%以上的峰值输出亮度值的至少一个不同的高亮度发光元件; 以及b)处理器,用于通过接收三个或更多个彩色输入图像信号来提供信号来驱动显示器,所述三色或更多彩色输入图像信号在每个二维数量的可采样的可寻址空间位置内的每一个上指定三个或更多个彩色图像值 要显示的图像; 其中所述处理器基于对所述三维或三维空间内容的空间内容的分析,动态地形成从所述输入图像信号导出并对应于所述显示阵列中的每个亮度 - 色度子组的空间位置的图像空间位置的重新采样功能 - 更多彩色输入图像信号和显示阵列重复图案,并且将重新采样功能应用于三色或更多色彩输入图像信号,以在每个对应的亮度 - 色度子像素内渲染用于驱动每个发光元件的信号, 一组发光元件。