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    • 4. 发明授权
    • System and method for selective viewing of a hidden presentation within a displayed presentation
    • 在显示的演示文稿中选择性地查看隐藏的演示文稿的系统和方法
    • US08817043B2
    • 2014-08-26
    • US12386896
    • 2009-04-24
    • Edward NemethDavid Crawford
    • Edward NemethDavid Crawford
    • G09G5/00G09G5/14
    • G09G5/14G06F21/84G09B5/02G09G3/001G09G2340/10G09G2358/00
    • There is provided a system and method for selective viewing of a hidden image within a displayed image. There is provided a method for providing a composite presentation, comprising displaying a plurality of elemental presentations including a first presentation and a second presentation to provide the composite presentation, wherein the displaying of the second presentation makes at least a first portion of the first presentation become unrecognizable to a human eye viewing the composite presentation without a use of a visual aid. This rendering of the first presentation as unrecognizable to the human eye may be accomplished through filtering techniques such as one or more of optical polarization, shuttering, depth of field alteration, light intensity alteration, light angle alteration, anaglyph filters, and other filtering techniques.
    • 提供了一种用于在显示的图像内选择性地观看隐藏图像的系统和方法。 提供了一种用于提供复合呈现的方法,包括显示包括第一呈现和第二呈现的多个元素呈现以提供复合呈现,其中第二呈现的显示使得第一呈现的至少第一部分变为 无法识别人眼观察复合表现而不使用视觉辅助。 可以通过诸如光学偏振,快门,景深改变,光强度改变,光角度改变,浮雕滤波器等滤波技术中的一个或多个的滤波技术来实现第一呈现对人眼无法识别的呈现。