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    • 62. 发明授权
    • Symmetric serrated edge light guide film having elliptical base segments
    • 具有椭圆形基部的对称锯齿状边缘导光膜
    • US08491172B2
    • 2013-07-23
    • US13174332
    • 2011-06-30
    • Qi HongKaren A. Malburne
    • Qi HongKaren A. Malburne
    • F21V7/04F21V7/05
    • G02B6/002G02B6/0016
    • The present invention provides a planar light guide film for a backlight unit having at least one point light source, the light guide film comprising a light input surface for receiving light from the point light source, a light redirecting surface for redirecting light received from the light input surface and a light output surface for outputting at least the light redirected from the light redirecting surface. The light input surface further comprises a composite lens structure having a circular tip segment with a first contact angle, and a first and second elliptical base segments with a second contact angle, the second contact angle being less than the first contact angle and the second contact angle being equal to each other andwherein the circular tip segment satisfies the following equation: y1=a1+√{square root over ((r12−x2))} and the elliptical base segments satisfies the following equations: y4=d4+b4×√{square root over ((1−((x+c4)/a4)2)} y5=d5+b5×√{square root over ((1−((x−c5)/a5)2)}.
    • 本发明提供一种用于背光单元的平面导光膜,其具有至少一个点光源,所述导光膜包括用于接收来自所述点光源的光的光输入表面,用于重定向从所述光接收的光的光重定向表面 输入表面和光输出表面,用于至少输出从光重定向表面重定向的光。 光输入表面还包括具有第一接触角的圆形尖端段和具有第二接触角的第一和第二椭圆形基部段,第二接触角小于第一接触角和第二接触角的复合透镜结构 角度彼此相等,其中圆形末端段满足以下等式:y1 = a1 +√{(r12-x2))的平方根,椭圆形基段满足以下等式:y4 = d4 + b4×√ {(1 - ((x-c5)/ a5)2)}的平方根((1 - ((x + c4)/ a4)2)} y5 = d5 + b5×√{
    • 63. 发明授权
    • Symmetric serrated edge light guide having circular base segments
    • 具有圆形基部段的对称锯齿形边缘光导
    • US08439548B2
    • 2013-05-14
    • US13174375
    • 2011-06-30
    • Qi Hong
    • Qi Hong
    • F21V7/22F21V7/04G02B6/10
    • G02B6/0016G02B6/002
    • The present invention provides a planar light guide film for a backlight unit having at least one point light source, the light guide film comprising a light input surface for receiving light from the point light source, a light redirecting surface for redirecting light received from the light input surface and a light output surface for outputting at least the light redirected from the light redirecting surface. The light input surface further comprises a composite lens structure having a circular tip segment with a first contact angle, and a first and second circular base segments with a second contact angle, the second contact angle being greater than the first contact angle and the second contact angle being equal to each other. Further, the circular tip segment satisfies the following equation: y1=a1+√{square root over ((r12−x2))} and the circular base segments satisfies the following equations: y2=b2+√{square root over ((r22−(x+a2)2))} y3=b3+√{square root over ((r32−(x−a3)2))}.
    • 本发明提供一种用于背光单元的平面导光膜,其具有至少一个点光源,所述导光膜包括用于接收来自所述点光源的光的光输入表面,用于重定向从所述光接收的光的光重定向表面 输入表面和光输出表面,用于至少输出从光重定向表面重定向的光。 光输入表面还包括具有第一接触角的圆形尖端段的复合透镜结构以及具有第二接触角的第一和第二圆形基部段,第二接触角大于第一接触角,第二接触角 角度彼此相等。 此外,圆形尖端段满足以下等式:y1 = a1 +√{(r12-x2))的平方根,并且圆形基部段满足以下等式:y2 = b2 +√{平方根超过((r22-( x + a2)2))} y3 = b3 +√{平方根超过((r32-(x-a3)2))}。
    • 64. 发明申请
    • ASYMMETRIC SERRATED EDGE LIGHT GUIDE FILM HAVING CIRCULAR BASE SEGMENTS
    • 不对称楔形边缘光导膜具有圆形基座部分
    • US20130063976A1
    • 2013-03-14
    • US13230836
    • 2011-09-12
    • Qi HongKaren A. Malburne
    • Qi HongKaren A. Malburne
    • F21V13/02
    • F21V13/02G02B6/0016G02B6/002
    • The present invention provides a planar light guide film for a backlight unit having at least one point light source, the light guide film comprising a light input surface for receiving light from the point light source, a light redirecting surface for redirecting light received from the light input surface and a light output surface for outputting at least the light redirected from the light redirecting surface. The light input surface further comprises a composite lens structure having a first and second circular tip segment each circular tip segment with a first contact angle, and a first and second circular base segment each circular base segment with a top and bottom contact angle, the contact angles of the circular base segments being less than the contact angle of the circular tip segments. Further, the circular tip segment satisfies the following equations: y1=a1+√{square root over ((r12−x2))} y2=a2+√{square root over ((r22−x2))} and the circular base segments satisfies the following equations: y3=b3−√{square root over ((r32−(x+a3)2))} y4=b4−√{square root over ((r42−(x−a4)2))} and each of the composite lens structures is randomly disposed along the light input surface.
    • 本发明提供一种用于背光单元的平面导光膜,其具有至少一个点光源,所述导光膜包括用于接收来自所述点光源的光的光输入表面,用于重定向从所述光接收的光的光重定向表面 输入表面和光输出表面,用于至少输出从光重定向表面重定向的光。 光输入表面还包括复合透镜结构,其具有第一和第二圆形尖端段,每个具有第一接触角的圆形末端段,以及具有顶部和底部接触角的每个圆形基部段的第一和第二圆形基部段, 圆形基部段的角度小于圆形尖端段的接触角。 此外,圆形尖端段满足以下等式:y1 = a1 +√{(r12-x2))的平方根} y2 = a2 +√{(r22-x2))的平方根},圆形基部段满足 以下方程式:y3 = b3-√{(r32-(x + a3)2))的平方根)y4 = b4-√{(r42-(x-a4)2))的平方根} 复合透镜结构沿光输入表面随机设置。
    • 66. 发明授权
    • Wide-acceptance-angle circular polarizers
    • 宽接受角圆偏振器
    • US08330911B2
    • 2012-12-11
    • US12148491
    • 2008-04-18
    • Qi HongRuibo LuXinyu ZhuThomas X. WuShin-Tson Wu
    • Qi HongRuibo LuXinyu ZhuThomas X. WuShin-Tson Wu
    • G02F1/1335G02B5/30
    • G02F1/133528G02B5/3041G02F1/13363G02F1/133634G02F2001/133541
    • A circular polarizer comprising a single linear polarizer producing a linear state of polarization and at least one phase retardation film layered with the single linear polarizer. In a first embodiment, the at least one phase retardation film includes at least one uniaxial A-plate phase retardation film and at least one uniaxial C-plate phase retardation film. In a second embodiment of the invention, the circular polarizer includes a linear polarizer and at least one biaxial phase retardation film layered with the linear polarizer. In another example of the circular polarize of the second embodiment, at least one uniaxial A-plate phase retardation film and/or at least one uniaxial C-plate phase retardation film is also layer with the linear polarize and the biaxial phase retardation film.
    • 一种圆偏振器,包括产生线性偏振状态的单线性偏振器和与单个线性偏振器层叠的至少一个相位延迟膜。 在第一实施例中,至少一个相位延迟膜包括至少一个单轴A板相位延迟膜和至少一个单轴C板相位延迟膜。 在本发明的第二实施例中,圆偏振器包括线性偏振器和与线性偏振器层叠的至少一个双轴相位延迟膜。 在第二实施方式的圆极化的另一例中,至少一个单轴A板相位延迟膜和/或至少一个单轴C板相位延迟膜也是具有线偏振和双轴相位延迟膜的层。