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    • 3. 发明申请
    • VEHICLE SIGN DISPLAY EMPLOYING SEMICONDUCTOR LIGHTING ELEMENTS
    • 汽车标志显示采用半导体照明元件
    • WO2014189705A1
    • 2014-11-27
    • PCT/US2014/037748
    • 2014-05-12
    • I/O CONTROLS CORPORATION
    • CHU, Yun-PingLIN, JerryWANG, YongchangCHAO, Ren-ChengHSIAO, Chin-TinWANG, Chih-LiHUANG, Fang-Ying
    • G09F9/33G09F21/04
    • G09F9/30G09F9/33G09F13/00G09F21/04G09F21/048
    • An illuminated electronic display sign suitable for a transit vehicle comprises a support frame with a mounting surface, a plurality of lighting elements (210) disposed on or attached to the mounting surface, and electronic circuitry configured to provide commands to selectively illuminate the lighting elements (210) so as to create text or other information thereon. The lighting elements (210) each comprise a semiconductor-based light source and an optical cap, each having a transparent layer portion and a diffusion layer portion. The optical caps may be generally rectangular in shape, aligned in a two-dimensional grid having rows and columns and are substantially adjacent to one another, with narrow gaps therebetween for increased display area. The optical caps may be asymmetrical, with a flat upper portion and a gradually tapering top surface to help reduce glare. A control system including wireless circuitry may be used to control multiple electronic display signs.
    • 适用于运输车辆的照明电子显示标志包括具有安装表面的支撑框架,设置在安装表面上或附接到安装表面的多个照明元件(210),以及电子电路,其被配置为提供命令以选择性地照亮照明元件 210),以便在其上创建文本或其他信息。 照明元件(210)各自包括基于半导体的光源和光学帽,每个具有透明层部分和扩散层部分。 光学盖可以是大致矩形的形状,在具有行和列的二维栅格中排列并且基本上彼此相邻,其间具有窄间隙以增加显示区域。 光学帽可以是不对称的,具有平坦的上部部分和逐渐变细的顶部表面,以帮助减少眩光。 可以使用包括无线电路的控制系统来控制多个电子显示标志。