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    • 1. 发明申请
    • PLANAR LIGHT SOURCE ELEMENT ARRAY AND IMAGE DISPLAY DEVICE
    • 平面光源元件阵列和图像显示装置
    • WO2009047891A9
    • 2009-11-26
    • PCT/JP2008002820
    • 2008-10-07
    • KURARAY COUNIV TOHOKUABE KOJIUCHIDA TATSUO
    • ABE KOJIUCHIDA TATSUO
    • F21S2/00F21Y101/02G02F1/13357H01L33/00
    • G02F1/133606G02B6/0021G02B6/0053G02F1/133603G02F1/133611G02F2001/133607G02F2001/133613
    • Provided is a planar light source element array which radiates light having uniform luminance within a surface without generating a lamp image, even a thickness between a target surface and a light emitting element arrangement surface is small. The planar light source element array is provided with a plurality of planar light source elements (5). The planar light source element is provided with a light guide body (1), at least one light emitting element (2) arranged inside the light guide body, a light control member (4) arranged on the bottom surface or the like of the light guide body (1), and a reflecting member (3) arranged on the side surface side or the like of the light guide body. It is so set that the half or more of the light radiated from the light emitting element (2) enters at an angle to be totally reflected inside the light guide body (1) and that the reflecting member (3) returns light into the light guide body (1) by reflection. The light control member (4) is set to change the traveling direction of the reflected light and output the light to the external of the light guide body.
    • 提供一种平面光源元件阵列,即使目标表面和发光元件配置表面之间的厚度较小,也不产生灯图像地在表面内发射具有均匀亮度的光。 平面光源元件阵列设置有多个平面光源元件(5)。 该面状光源元件具备导光体(1),配置在该导光体内部的至少一个发光元件(2),配置在该灯的底面等上的光控制部件(4) 导光体(1),配置在该导光体的侧面等的反射部件(3)。 如此设定:从发光元件(2)辐射的一半或更多的光以一定角度入射,以在光导体(1)内全反射,并且反射构件(3)将光返回到光 引导体(1)反射。 光控制部件(4)被设定为改变反射光的行进方向并将其输出到导光体的外部。
    • 2. 发明申请
    • REFLECTIVE LIQUID CRYSTAL DISPLAY APPARATUS
    • 反射液晶显示装置
    • WO0070393A3
    • 2001-03-01
    • PCT/EP0004603
    • 2000-05-12
    • KONINKL PHILIPS ELECTRONICS NVSHIBAZAKI MINORUUCHIDA TATSUO
    • SHIBAZAKI MINORUUCHIDA TATSUO
    • G09F9/00G02B5/30G02F1/1335G02F1/13363G02F1/1336
    • G02F1/13363G02F2202/40G02F2203/02G02F2203/05G02F2413/01
    • It is an object to provide a reflective LCD apparatus to obtain a wider view angle and a desired black view. A reflective LCD apparatus according to the invention comprises a phase difference film (retardation film), a liquid crystal layer and a reflector for reflecting incident light. The reflective LCD apparatus suffices in a plurality of Stokes parameter points of said reflected light are plotted on an approximately straight line on a Poincare sphere, indicative of light polarization state by said liquid crystal layer, sighted in a plane cross section, and the relation between said liquid crystal layer and said phase difference film with respect to said reflected light substantially satisfies: cRet ( lambda ) = lambda theta ( lambda ) wherein Ret ( lambda )) represents retardation with respect to light having a wavelength of lambda in said phase difference film; when the respective Stokes parameter points of said reflected light are projected on a plane parallel to the plane including an origin of said Poincare sphere and the Stokes parameter points of said reflected light, theta ( lambda ) represents an angle between the respective projected points and an axis vertical to said plane cross sectional sight of said Poincare sphere including said origin point; and c represents a constant.
    • 本发明的目的是提供一种反射型LCD装置,以获得更宽的视角和期望的黑色视野。 根据本发明的反射型LCD装置包括相位差膜(延迟膜),液晶层和用于反射入射光的反射器。 所述反射型LCD装置足以在所述反射光的多个斯托克斯参数点中绘制在庞加莱球上的大致直线上,表示所述液晶层的光偏振态,在平面截面中观察到的关系 所述液晶层和所述相位差膜相对于所述反射光基本上满足:cRet(λ)=λθ(λ),其中Ret(λ))表示相对于所述相位差膜中具有波长λ的光的延迟 ; 当所述反射光的相应的斯托克斯参数点投影在与包括所述庞加莱球的原点和所述反射光的斯托克斯参数点的平面平行的平面上时,θ(λ)表示各个投影点和 轴垂直于包括所述原点的所述庞加莱球体的所述平面横截面视野; c表示常数。