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    • 17. 发明授权
    • Three-dimensional video display apparatus
    • 三维视频显示装置
    • US07952777B2
    • 2011-05-31
    • US12298183
    • 2007-03-19
    • Seiji Nishiwaki
    • Seiji Nishiwaki
    • G03H1/26
    • G02B27/22G02B5/1876G02B5/32G02B27/0103G02B2027/0134G03H1/22G03H1/2249G03H1/26G03H2001/2213G03H2001/2271G03H2001/262G03H2210/30G03H2225/61
    • In a three-dimensional video display apparatus, accommodation and convergence among physiological characteristics of eyes are abandoned, thereby resulting in generation of unnatural three-dimensional video. For example, even when eyes are moved, a screen is not changed, and a cardboard effect and/or a miniature garden effect may be caused, so that the eyes may be greatly fatigued. Light emission sources 1R, 1G, and 1I, holograms 3R, 3G, and 3I, and a transparent display component 4 are provided, and a plurality of reflectors 6 are formed in the display component 4 so as to be positioned at intersections in a space lattice. Lights 2R, 2G, and 2I emitted from the light emission sources 1R, 1G, and 1I are incident on the holograms 3R, 3G, and 3I, respectively, and a plurality of diffracted converging lights 5G, 5B, and 5I are generated through the holograms 3R, 3G, and 3I, respectively, and each focused on light focusing points near the plurality of reflectors 6, and the diffracted converging lights 5G, 5B, and 5I are each reflected by the plurality of reflectors 6, and emitted to the outside through an emission surface 7s of the display component 4.
    • 在三维视频显示装置中,眼睛的生理特性之间的适应和收敛被放弃,从而导致不自然的三维视频的产生。 例如,即使移动眼睛,也不会改变画面,可能引起纸板效果和/或微型花园效果,使得眼睛疲劳。 设置发光源1R,1G和1I,全息图3R,3G和3I以及透明显示部件4,并且在显示部件4中形成多个反射器6,以便在空间 格子。 从发光源1R,1G,1I发出的光线2R,2G,2I分别入射到全息图3R,3G,3I上,并通过该衍射光束产生多个衍射会聚光5G,5B,5I 全息图3R,3G和3I,并且各自聚焦在多个反射器6附近的聚焦点上,并且衍射的会聚光5G,5B和5I各自被多个反射器6反射并发射到外部 通过显示部件4的发射面7s。
    • 19. 发明授权
    • High-resolution large-field-of-view three-dimensional hologram display system and method thereof
    • 高分辨率大视野立体全息显示系统及其方法
    • US06195184B1
    • 2001-02-27
    • US09336542
    • 1999-06-19
    • Tien-Hsin ChaoFrederick W. MintzPeter TsouNevin A. Bryant
    • Tien-Hsin ChaoFrederick W. MintzPeter TsouNevin A. Bryant
    • G03H122
    • G03H1/08G03H1/2249G03H1/2294G03H1/24G03H2001/2213G03H2001/2263G03H2001/2292G03H2001/306G03H2210/30G03H2222/18
    • A real-time, dynamic, free space-virtual reality, 3-D image display system which is enabled by using a unique form of Aerogel as the primary display media. A preferred embodiment of this system comprises a 3-D mosaic topographic map which is displayed by fusing four projected hologram images. In this embodiment, 4 holographic images are projected from 4 separate holograms. Each holographic image subtends a quadrant of the 4&pgr; solid angle. By fusing these four holographic images, a static 3-D image such as a featured terrain map would be visible for 360 degrees in the horizontal plane and 180 degrees in the vertical plane. An input, either acquired by 3-D image sensor or generated by computer animation, is first converted into a 2-D computer generated hologram (CGH). This CGH is then downloaded into large liquid crystal (LC) panel. A laser projector illuminates the CGH-filled LC panel and generates and displays a real 3-D image in the Aerogel matrix.
    • 一个实时,动态,自由的空间虚拟现实,3-D图像显示系统,通过使用独特形式的Airgel作为主要的显示媒体。 该系统的优选实施例包括通过融合四个投影全息图图像显示的3-D镶嵌地形图。 在该实施例中,4个全息图像从4个单独的全息图投影。 每个全息图像对准4pi立体角的象限。 通过融合这四个全息图像,诸如特征地形图的静态3-D图像将在水平面中360度和垂直平面中的180度是可见的。 由3D图像传感器获取或通过计算机动画生成的输入首先被转换为二维计算机生成的全息图(CGH)。 然后将该CGH下载到大型液晶(LC)面板中。 激光投影机照亮CGH填充的LC面板,并在气凝胶矩阵中生成并显示真实的3-D图像。