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    • 3. 发明申请
    • Integrated TIR Prism and Lens Element
    • 集成TIR棱镜和透镜元件
    • US20090128881A1
    • 2009-05-21
    • US12360090
    • 2009-01-26
    • Steven M. Penn
    • Steven M. Penn
    • G02F1/01G02B5/04
    • G02B5/04G02B26/0833
    • Disclosed is an optical component, which comprises a prism element adjacent to a lens element, where the two elements are separated by a small air gap. In disclosed embodiments, the elements have adjacent and parallel surfaces which are substantially planar and which, with the small air gap, operate through Total Internal Reflection (“TIR”) to direct light beams that strike the planar surfaces. Light beams that strike at less than the critical angle are internally reflected, while light beams which strike at greater than the critical angle pass through. The TIR surfaces thereby separate the desired optical signals from the spurious ones. The combined TIR prism lens operates as a single and integrated component which directs desired light beams to a reflective optical processing element such as a Spatial Light Modulator and which focuses the processed light beams as they leave the combined TIR prism lens.
    • 公开了一种光学部件,其包括与透镜元件相邻的棱镜元件,其中两个元件被小气隙分开。 在所公开的实施例中,这些元件具有基本平坦的相邻和平行的表面,并且随着小的气隙,通过全内反射(“TIR”)操作以引导撞击平面的光束。 在小于临界角的情况下照射的光线被内部反射,而大于临界角的光束通过。 TIR表面因此将期望的光信号与假的光信号分离。 组合的TIR棱镜透镜作为单个和集成的部件操作,其将期望的光束引导到诸如空间光调制器的反射光学处理元件,并且当它们离开组合的TIR棱镜透镜时聚焦经处理的光束。
    • 4. 发明授权
    • Integrated TIR prism and lens element
    • 集成TIR棱镜和透镜元件
    • US07483216B2
    • 2009-01-27
    • US11264885
    • 2005-11-01
    • Steven M. Penn
    • Steven M. Penn
    • G02B27/10G03B21/28
    • G02B5/04G02B26/0833
    • An optical component includes a prism element adjacent to a lens element, where the two elements are separated by a small air gap. Elements of the optical component have adjacent and parallel surfaces which are substantially planar and which, with the small air gap, operate through Total Internal Reflection (“TIR”) to direct light beams that strike the planar surfaces. Light beams that strike at less than the critical angle are internally reflected, while light beams which strike at greater than the critical angle pass through. The TIR surfaces thereby separate the desired optical signals from the spurious ones. The combined TIR prism lens operates as a single and integrated component which directs desired light beams to a reflective optical processing element such as a Spatial Light Modulator and which focuses the processed light beams as they leave the combined TIR prism lens.
    • 光学部件包括与透镜元件相邻的棱镜元件,其中两个元件被小气隙隔开。 光学部件的元件具有基本平坦的相邻和平行表面,并且随着小气隙,通过全内反射(“TIR”)操作以引导撞击平面的光束。 在小于临界角的情况下照射的光线被内部反射,而大于临界角的光束通过。 TIR表面因此将期望的光信号与假的光信号分离。 组合的TIR棱镜透镜作为单个和集成的部件工作,其将期望的光束引导到诸如空间光调制器的反射光学处理元件,并且当它们离开组合的TIR棱镜透镜时聚焦经处理的光束。
    • 5. 发明授权
    • Sequential color recapture for image display systems
    • 图像显示系统的连续色彩重新捕获
    • US07118226B2
    • 2006-10-10
    • US11104370
    • 2005-04-11
    • Michael T. DavisSteven M. Penn
    • Michael T. DavisSteven M. Penn
    • G03B21/00G03B21/28H04N9/12H04N5/74G02B21/14
    • H04N9/315H04N9/3117
    • A method for transmitting light in an image display system includes generating a beam of light from a light source. The beam of light is directed at a first segment of an electronically-switchable filter. A first portion of the beam of light is accepted by the first segment of the electronically-switchable filter, and a second portion of the beam of light is rejected by the first segment of the electronically-switchable filter. The first portion of the light beam is modulated to produce at least a portion of a displayed image. The second portion of the light beam is recycled to redirect the second portion of the light beam at a second segment of the electronically-switchable filter. The second portion of the light beam is accepted by the second segment of the electronically-switchable filter. The second portion of the light beam is modulated to produce at least a portion of the displayed image.
    • 用于在图像显示系统中传输光的方法包括产生来自光源的光束。 光束指向电子可切换滤波器的第一段。 光束的第一部分被电子可切换滤光器的第一部分所接受,并且光束的第二部分被电子可切换滤光器的第一部分所拒绝。 调制光束的第一部分以产生所显示的图像的至少一部分。 光束的第二部分被再循环以将光束的第二部分重定向在电子可切换滤光器的第二部分。 光束的第二部分被电子可切换滤光片的第二部分所接受。 调制光束的第二部分以产生所显示的图像的至少一部分。
    • 8. 发明申请
    • PROJECTION ILLUMINATION DEVICE AND METHOD FOR PROJECTION VISUAL DISPLAY SYSTEM USING MULTIPLE CONTROLLED LIGHT EMITTERS HAVING INDIVIDUAL WAVELENGTHS
    • 投影照明装置和使用具有个体波长的多个受控光发射器投影可视显示系统的方法
    • US20080158514A1
    • 2008-07-03
    • US11967934
    • 2007-12-31
    • Steven M. PennHarold E. BellisGregory J. HewlettDana F. SeglerGregory S. Pettitt
    • Steven M. PennHarold E. BellisGregory J. HewlettDana F. SeglerGregory S. Pettitt
    • G03B21/14F21S10/02
    • G03B21/20G03B33/06
    • A method for compensating for a shift in color in a light source and a system of color illumination for a projection visual display (PVD) system. In one embodiment, the method includes: (1) field sequentially operating an array of emitters to generate a sequence of light beams, each light beam comprising an uncompensated saturated color, (2) determining a compensated target color from the uncompensated standard color, the compensated target color determined based upon a variation in the uncompensated standard color and variations in at least two other uncompensated standard colors, (3) combining a first light beam of a first color with a second light beam of a second color to produce said compensated target color, the first and second light beams combined in an optical path to travel concurrently, the combination of the first and second light beams resulting in a composite color coordinate and without exceeding the etendue limit and (4) directing the combination of the first and second light beams at the spatial light modulator, said modulator operable to receive the combination and produce a desired color on a display.
    • 一种用于补偿投影视觉显示(PVD)系统中的光源中的颜色偏移和彩色照明系统的方法。 在一个实施例中,该方法包括:(1)依次操作发射器阵列以产生光束序列,每个光束包括未补偿的饱和颜色,(2)从未补偿的标准颜色确定补偿的目标颜色, (3)将第一颜色的第一光束与第二颜色的第二光束组合以产生所述补偿目标,所述补偿目标色彩是基于所述未补偿标准颜色的变化和至少两个其它未补偿的标准颜色的变化而确定的, 颜色,第一和第二光束组合在光路中同时行进,第一和第二光束的组合导致复合颜色坐标并且不超过光密度极限,以及(4)引导第一和第二光束的组合 在空间光调制器处的光束,所述调制器可操作以接收组合并在显示器上产生期望的颜色。