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    • 51. 发明授权
    • Focal-plane detector imaging system with improved optical damage
threshold
    • 焦平面检测器成像系统具有改善的光学损伤阈值
    • US5608833A
    • 1997-03-04
    • US490917
    • 1995-07-20
    • Anson Y. G. AuShin-Tson Wu
    • Anson Y. G. AuShin-Tson Wu
    • G02B6/04G02B6/08G02F1/135H04N5/74G02B6/06G02F1/13
    • H04N5/7441G02B6/04G02B6/08G02F1/135
    • A focal-plane detector imaging system that can tolerate higher intensity optical beams than prior systems, without a reduction in the system's field-of-view, comprises an imaging lens, a fiber optic array positioned at the image plane of the imaging lens and an image detector positioned at the output end of the fiber optic array. The optical fibers that make up the fiber array have core diameters that are larger than the focal spot of an incoming optical beam. In operation, the fiber array transfers the imaged scene to the image detector at its output end. The focused optical beam is also transferred to the image detector at the array's output end, but its diameter is enlarged due to its angular divergence. In a preferred embodiment, the f-number of the imaging lens, diameter of the fiber cores, and the lengths of the fibers in the array are designed so that, as the power of an incoming optical beam increases, the optical damage threshold of the fiber array is reached before that of the image detector. An LCLV imaging system that incorporates the present invention is also provided.
    • 可以容忍比现有系统更高强度光束的焦平面检测器成像系统,而不减少系统的视野,包括成像透镜,位于成像透镜的像平面处的光纤阵列和 图像检测器位于光纤阵列的输出端。 构成光纤阵列的光纤的芯径大于入射光束的焦点。 在操作中,光纤阵列在其输出端将成像的场景传送到图像检测器。 聚焦的光束也在阵列的输出端转移到图像检测器,但由于其角度发散,其直径被扩大。 在优选实施例中,成像透镜的f数,光纤芯的直径和阵列中的光纤的长度被设计成使得当输入光束的功率增加时,光学损伤阈值 光纤阵列到达图像检测器之前。 还提供了包含本发明的LCLV成像系统。
    • 54. 发明授权
    • Display device
    • 显示设备
    • US08804067B2
    • 2014-08-12
    • US13244284
    • 2011-09-24
    • Hui-Chuan ChengShin-Tson WuJin YanYoung-Ran ChuangChing-Huan Lin
    • Hui-Chuan ChengShin-Tson WuJin YanYoung-Ran ChuangChing-Huan Lin
    • G02F1/1335
    • G02F1/133524G02B6/0053G02F1/1334G02F1/1336G02F1/1393G02F2001/133562G02F2001/13793
    • A display device includes a display module, a light source module and a guiding optical film. The display module includes a first substrate, a second substrate and a display medium. The light source module generates directional light. The display module has a vertical electric field. The display medium is optically isotropic, and the display medium is optically anisotropic when driven by the vertical electric field. The directional light is not perpendicular to the first substrate when the directional light enters the display nodule. The directional light is not perpendicular to the second substrate when the directional light exits the display module. The guiding optical film is disposed on the second substrate and has a light incident surface and a light emitting surface. After the directional light exits the guiding optical film, emitting light is formed, and the emitting light and the light emitting surface has an included angle there between.
    • 显示装置包括显示模块,光源模块和引导光学薄膜。 显示模块包括第一基板,第二基板和显示介质。 光源模块产生定向光。 显示模块具有垂直电场。 显示介质是光学各向同性的,并且当由垂直电场驱动时,显示介质是光学各向异性的。 当定向光进入显示结节时,定向光不垂直于第一基底。 当定向光离开显示模块时,定向光不垂直于第二基板。 引导光学膜设置在第二基板上,具有光入射面和发光面。 在定向光离开引导光学膜之后,形成发光,发光和发光面之间具有夹角。
    • 57. 发明申请
    • Transmissive Liquid Crystal Display with Reflective Mode
    • 具反射模式的透射式液晶显示器
    • US20120113357A1
    • 2012-05-10
    • US12940719
    • 2010-11-05
    • Hui-Chuan ChengZhibing GeShin-Tson WuWang-Yang LiChung-Kuang Wei
    • Hui-Chuan ChengZhibing GeShin-Tson WuWang-Yang LiChung-Kuang Wei
    • G02F1/1335
    • G02F1/133555G02F1/133526G02F2001/133567
    • Method, system and device for a transflective liquid crystal display with both transmissive and reflective functions is realized by using a transflective component into a transmissive LCD. The transflective component can be a transparent substrate with patterned reflectors on one surface and repetitive patterned lenses or prisms formed on the opposite surface facing the backlight unit. The transparent areas substantially allow the optical beams to pass through. The light from the backlight is refracted or focused by the optical structures onto the transparent areas or apertures of other surface, thus a substantial amount of backlight transmits to the LC for light modulation for different gray levels. For the incident ambient light incident on the transflective component, the majority is reflected back to the viewer by the reflectors on the transflective component, and the remainder transmits the transflective component to the backlight unit and be recycled to be used again.
    • 通过将透反射组件用于透射型LCD中,实现具有透射和反射功能的透反射液晶显示器的方法,系统和装置。 半透反射部件可以是在一个表面上具有图案化反射器的透明基板,并且在面向背光单元的相对表面上形成重复的图案化透镜或棱镜。 透明区域基本上允许光束通过。 来自背光的光被光学结构折射或聚焦到其他表面的透明区域或孔上,因此大量的背光传输到LC以用于不同灰度级的光调制。 对于入射在半透半反射组件上的入射环境光,大部分通过半透反射部件上的反射器反射回观察者,其余部分将透反射部件透射到背光单元并被再循环以再次使用。
    • 60. 发明授权
    • Fast response liquid crystal mode
    • 快速响应液晶模式
    • US07929097B1
    • 2011-04-19
    • US11906081
    • 2007-09-28
    • Wing Kit ChoiShin-Tson Wu
    • Wing Kit ChoiShin-Tson Wu
    • G02F1/1343
    • G02F1/134336G02F2001/134372G02F2001/134381G02F2001/13712
    • A novel nematic liquid crystal (LC) mode is based on the Fringing-Field-Switching of Vertically-Aligned liquid crystals. The VA-FFS mode is capable of generating very fast optical modulation without the use of very thin cell gap. IA major feature of this LC mode is that it has unusual fast relaxation time compared with the conventional nematic LC modes that require a thin cell gap. This fast relaxation occurs even at very low applied voltages and the operation is very stable. The fast-response mechanism of this LC mode involves the confinement of liquid crystal molecular switching within self-imposed thin LC layers. The present invention provides a novel approach to overcome the fundamental problem of the long relaxation time of the conventional nematic liquid crystal modes.
    • 新型向列型液晶(LC)模式是基于垂直取向液晶的Fringing-Field-Switching。 VA-FFS模式能够在不使用非常薄的单元间隙的情况下产生非常快速的光学调制。 该LC模式的主要特征是与需要薄的单元间隙的常规向列型LC模式相比,其具有不寻常的快速松弛时间。 即使在非常低的施加电压下也发生快速松弛,并且操作非常稳定。 该LC模式的快速响应机制涉及限制在自我施加的薄LC层内的液晶分子切换。 本发明提供了克服常规向列型液晶模式的长弛豫时间的基本问题的新颖方法。