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    • 22. 发明授权
    • Polarized display with wide-angle illumination
    • 带广角照明的极化显示
    • US06853413B2
    • 2005-02-08
    • US09832965
    • 2001-04-11
    • Brent D. Larson
    • Brent D. Larson
    • G02B5/30G02B27/28G02F1/1335G02F1/13357G02F1/13363
    • G02B5/3016G02B5/3083G02F1/13363G02F2001/133638G02F2413/02G02F2413/08
    • An apparatus and method for improving the brightness of a polarized display at viewing angles off of the vector normal to the display panel. The advantages of the present invention will be most pronounced when employed in applications in which the viewing angle requirements are asymmetric, such as for avionics applications that require cross-cockpit viewability of the display. The present invention overcomes the limitations inherent in earlier designs by introducing a polarization rotation element as part of the display device to rotate the polarization of light from one orientation to another orientation. Through the use of the present invention, the axis in which the angle of sufficient off normal brightness is broadest can be reoriented to an axis that is most ideal for the particular application, thus dramatically improving the overall performance and efficiency of such displays.
    • 一种用于在垂直于显示面板的矢量的视角下改善偏振显示器的亮度的装置和方法。 当用于视角要求不对称的应用中时,例如对于需要显示器的驾驶舱可视性的航空电子设备,本发明的优点将是最显着的。 本发明通过引入偏振旋转元件作为显示装置的一部分以将光的偏振从一个取向旋转到另一取向来克服先前设计中固有的限制。 通过使用本发明,足够的正常亮度的角度最宽的轴可以重新定向到对于特定应用最理想的轴,从而显着地提高了这种显示器的整体性能和效率。
    • 25. 发明申请
    • HIGH-LUMINANCE FRONTLIGHT ASSEMBLY AND RELATED DISPLAY SYSTEMS
    • 高亮度组装和相关显示系统
    • US20100177077A1
    • 2010-07-15
    • US12353038
    • 2009-01-13
    • Brent D. Larson
    • Brent D. Larson
    • G09G3/06F21V9/14
    • G02B6/0056G02B6/0041
    • Systems and apparatus are provided for viewing a display element configured to reflect light rays incident on a surface of the display element. A microdisplay system comprises a display element having a reflective surface and a polarizer configured to absorb light rays of a first polarization and transmit light rays of a second polarization orthogonal to the first polarization. A light deflection element is disposed between the reflective surface of the display element and the polarizer, and a light source is disposed adjacent to the light deflection element. The light source is configured to produce light rays, wherein the light deflection element deflects light rays from the light source having the first polarization toward the reflective surface of display element and transmits light rays reflected from the display element having the second polarization.
    • 提供了用于观看被配置为反射入射在显示元件的表面上的光线的显示元件的系统和装置。 微显示系统包括具有反射表面的显示元件和被配置为吸收第一偏振光的光并且透射与第一偏振正交的第二偏振的光的透镜。 光偏转元件设置在显示元件的反射表面和偏振器之间,并且光源邻近于光偏转元件设置。 光源被配置为产生光线,其中光偏转元件将具有第一偏振光源的光线偏转到显示元件的反射表面,并透射从具有第二偏振的显示元件反射的光线。
    • 27. 发明授权
    • Color correcting contrast enhancement of displays
    • 显示器的色彩校正对比度增强
    • US07597447B2
    • 2009-10-06
    • US10891715
    • 2004-07-14
    • Brent D. LarsonMatthew B. Dubin
    • Brent D. LarsonMatthew B. Dubin
    • G03B21/14
    • H04N9/3182G02B5/20G02F2001/133618G03B21/62
    • Methods and apparatus are provided for color correction and contrast enhancement of projection displays. A visual display system includes a projector having a light source with a fixed spectral output, a display screen receiving the output of the projector and emitting a diffused output, and a color correction contrast enhancement filter positioned between the diffusing screen and a viewer. The filter differentially attenuates primary colors of the emission from the diffusing screen. The method includes projecting a light output from a light source having a fixed spectral output onto a diffusing screen, and attenuating primary colors of the emission from the diffusing screen with a light filter positioned adjacent to the diffusing screen.
    • 提供了用于投影显示器的颜色校正和对比度增强的方法和装置。 视觉显示系统包括具有固定频谱输出的光源的投影仪,接收投影仪的输出并发射扩散输出的显示屏以及位于漫射屏和观看者之间的色彩校正对比增强滤镜。 滤色器差分地衰减来自漫射屏的发射的原色。 该方法包括将具有固定频谱输出的光源的光输出投影到扩散屏幕上,并且利用与扩散屏幕相邻的光过滤器来从漫射屏幕衰减发射的原色。