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公开(公告)号：US07978406B2
公开(公告)日：2011-07-12
申请号：US12588430
申请日：2009-10-15
申请人： Fu-Ming Chuang , Ching-Shiang Li , Chun-Chien Liao
发明人： Fu-Ming Chuang , Ching-Shiang Li , Chun-Chien Liao
IPC分类号： G03B21/60
CPC分类号： G03B21/56
摘要： A projection screen includes a reflection layer, a light absorbing structure, a plurality of light diffusion layers, and a lens structure. The light absorbing structure is disposed on the reflection layer and has a plurality of apertures. A part of the reflection layer is exposed via the apertures. The light diffusion layers have a first index of refraction. Each of the light diffusion layer is disposed in the corresponding aperture and contacts the corresponding reflection layer exposed via the corresponding aperture. The lens structure is disposed on the light diffusion layers and the light absorbing structure. A light incidence side of the lens structure includes a plurality of convex lenses. The convex lenses are respectively corresponding with the light diffusion layers. The lens structure has a second index of refraction, and the second index of refraction is smaller than the first index of refraction.
摘要翻译： 投影屏幕包括反射层，光吸收结构，多个光扩散层和透镜结构。 光吸收结构设置在反射层上并具有多个孔。 反射层的一部分经由孔露出。 光扩散层具有第一折射率。 每个光扩散层设置在相应的孔中，并接触通过相应孔露出的对应反射层。 透镜结构设置在光扩散层和光吸收结构上。 透镜结构的光入射侧包括多个凸透镜。 凸透镜分别对应于光扩散层。 透镜结构具有第二折射率，第二折射率小于第一折射率。
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公开(公告)号：US20100103513A1
公开(公告)日：2010-04-29
申请号：US12588430
申请日：2009-10-15
申请人： Fu-Ming Chuang , Ching-Shiang Li , Chun-Chien Liao
发明人： Fu-Ming Chuang , Ching-Shiang Li , Chun-Chien Liao
IPC分类号： G03B21/56
CPC分类号： G03B21/56
摘要： A projection screen includes a reflection layer, a light absorbing structure, a plurality of light diffusion layers, and a lens structure. The light absorbing structure is disposed on the reflection layer and has a plurality of apertures. A part of the reflection layer is exposed via the apertures. The light diffusion layers have a first index of refraction. Each of the light diffusion layer is disposed in the corresponding aperture and contacts the corresponding reflection layer exposed via the corresponding aperture. The lens structure is disposed on the light diffusion layers and the light absorbing structure. A light incidence side of the lens structure includes a plurality of convex lenses. The convex lenses are respectively corresponding with the light diffusion layers. The lens structure has a second index of refraction, and the second index of refraction is smaller than the first index of refraction.
摘要翻译： 投影屏幕包括反射层，光吸收结构，多个光扩散层和透镜结构。 光吸收结构设置在反射层上并具有多个孔。 反射层的一部分经由孔露出。 光扩散层具有第一折射率。 每个光扩散层设置在相应的孔中，并接触通过相应孔露出的对应反射层。 透镜结构设置在光扩散层和光吸收结构上。 透镜结构的光入射侧包括多个凸透镜。 凸透镜分别对应于光扩散层。 透镜结构具有第二折射率，第二折射率小于第一折射率。
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公开(公告)号：US07866868B2
公开(公告)日：2011-01-11
申请号：US12261281
申请日：2008-10-30
申请人： Tzeng-Ke Shiau , Fu-Ming Chuang , Ching-Shiang Li
发明人： Tzeng-Ke Shiau , Fu-Ming Chuang , Ching-Shiang Li
CPC分类号： G02B3/0006 , G02B5/045 , G02B6/0053
摘要： An optical film has a light incident side and a light emitting side above the light incident side. V shape protrusions disposed side by side are disposed at the light incident side. Collimating units disposed side by side are disposed at the light emitting side. Each of the V shape protrusions and each of the collimating units extend along a predetermined direction. The collimating units are respectively corresponded to the V shape protrusions. Two inclined surfaces of each of the V shape protrusions are respectively a light incident surface and a reflection surface. In each corresponding pair of the V shape protrusion and the collimating unit, a central axis of the collimating unit parallel to the predetermined direction is right above the reflection surface of the V shape protrusion. A backlight module using the optical film is provided to provide a plane light source having high luminance.
摘要翻译： 光学膜具有光入射侧和光入射侧上方的发光侧。 并排设置的V形突起设置在光入射侧。 并排配置的准直装置配置在发光侧。 每个V形突起和每个准直单元沿预定方向延伸。 准直单元分别对应于V形突起。 每个V形突起的两个倾斜表面分别是光入射表面和反射表面。 在每个对应的V形突起和准直单元对中，准直单元的平行于预定方向的中心轴在V形突起的反射表面的正上方。 提供使用该光学膜的背光模块，以提供具有高亮度的平面光源。
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公开(公告)号：US08220978B2
公开(公告)日：2012-07-17
申请号：US12801045
申请日：2010-05-19
CPC分类号： G02B6/0053 , G02B6/0043 , G02F1/133606 , G02F2001/133607
摘要： A brightness enhancement film (BEF) includes a light transmissive substrate having a first surface and a second surface, a plurality of lenses disposed on the first surface, and a reflective layer. Each of the lenses has a curved protruding surface facing away from the light transmissive substrate. The radius of curvature of the curved protruding surface in a first direction parallel to the first surface is R1, the radius in a second direction is R2, and R1≠R2. The reflective layer is disposed on the second surface and has a plurality of light pass openings respectively located on the optical axes of the lenses. The distance between the apex of the curved protruding surface and the corresponding light pass opening is L, the refractive index of the lenses is n, and the BEF satisfies L
摘要翻译： 亮度增强膜（BEF）包括具有第一表面和第二表面的透光基底，设置在第一表面上的多个透镜和反射层。 每个透镜具有背离透光基底的弯曲的突出表面。 在与第一面平行的第一方向上的弯曲突出面的曲率半径为R1，第二方向的半径为R2，R1≠R2。 反射层设置在第二表面上，并且具有分别位于透镜的光轴上的多个光通孔。 弯曲突起表面的顶点与对应的光通孔之间的距离为L，透镜的折射率为n，BEF满足L
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公开(公告)号：US20100309682A1
公开(公告)日：2010-12-09
申请号：US12801045
申请日：2010-05-19
CPC分类号： G02B6/0053 , G02B6/0043 , G02F1/133606 , G02F2001/133607
摘要： A brightness enhancement film (BEF) includes a light transmissive substrate having a first surface and a second surface, a plurality of lenses disposed on the first surface, and a reflective layer. Each of the lenses has a curved protruding surface facing away from the light transmissive substrate. The radius of curvature of the curved protruding surface in a first direction parallel to the first surface is R1, the radius in a second direction is R2, and R1≠R2. The reflective layer is disposed on the second surface and has a plurality of light pass openings respectively located on the optical axes of the lenses. The distance between the apex of the curved protruding surface and the corresponding light pass opening is L, the refractive index of the lenses is n, and the BEF satisfies L
摘要翻译： 亮度增强膜（BEF）包括具有第一表面和第二表面的透光基底，设置在第一表面上的多个透镜和反射层。 每个透镜具有背离透光基底的弯曲的突出表面。 在与第一面平行的第一方向上的弯曲突出面的曲率半径为R1，第二方向的半径为R2，R1≠R2。 反射层设置在第二表面上并且具有分别位于透镜的光轴上的多个光通孔。 弯曲突起表面的顶点与对应的光通孔之间的距离为L，透镜的折射率为n，BEF满足L
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公开(公告)号：US20100014278A1
公开(公告)日：2010-01-21
申请号：US12261281
申请日：2008-10-30
申请人： Tzeng-Ke Shiau , Fu-Ming Chuang , Ching-Shiang Li
发明人： Tzeng-Ke Shiau , Fu-Ming Chuang , Ching-Shiang Li
CPC分类号： G02B3/0006 , G02B5/045 , G02B6/0053
摘要： An optical film has a light incident side and a light emitting side above the light incident side. V shape protrusions disposed side by side are disposed at the light incident side. Collimating units disposed side by side are disposed at the light emitting side. Each of the V shape protrusions and each of the collimating units extend along a predetermined direction. The collimating units are respectively corresponded to the V shape protrusions. Two inclined surfaces of each of the V shape protrusions are respectively a light incident surface and a reflection surface. In each corresponding pair of the V shape protrusion and the collimating unit, a central axis of the collimating unit parallel to the predetermined direction is right above the reflection surface of the V shape protrusion. A backlight module using the optical film is provided to provide a plane light source having high luminance.
摘要翻译： 光学膜具有光入射侧和光入射侧上方的发光侧。 并排设置的V形突起设置在光入射侧。 并排配置的准直装置配置在发光侧。 每个V形突起和每个准直单元沿预定方向延伸。 准直单元分别对应于V形突起。 每个V形突起的两个倾斜表面分别是光入射表面和反射表面。 在每个对应的V形突起和准直单元对中，准直单元的平行于预定方向的中心轴在V形突起的反射表面的正上方。 提供使用该光学膜的背光模块，以提供具有高亮度的平面光源。
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公开(公告)号：US08228448B2
公开(公告)日：2012-07-24
申请号：US12886539
申请日：2010-09-20
IPC分类号： G02F1/1335
CPC分类号： G02F1/133615 , H04N13/31
摘要： A backlight module including a beam splitting film, a light guide plate, and two light emitting elements is provided. The beam splitting film includes a light transmissive plate and multiple strip-shaped protrusion structures. Each of the strip-shaped protrusion structures has a first inclined surface group and a second inclined surface group. The first inclined surface group includes a first inclined surface and a second inclined surface with different slopes. The second inclined surface group includes a third inclined surface and a fourth inclined surface with different slopes. The light guide plate is disposed beside the beam splitting film. The two light emitting elements are respectively disposed at two opposite sides of the light guide plate and capable of flickering alternately. A stereo display apparatus is also provided.
摘要翻译： 提供了包括分束膜，导光板和两个发光元件的背光模块。 分束膜包括透光板和多个条形突起结构。 每个条形突起结构具有第一倾斜表面组和第二倾斜表面组。 第一倾斜表面组包括具有不同斜率的第一倾斜表面和第二倾斜表面。 第二倾斜面组包括具有不同斜率的第三倾斜面和第四倾斜面。 导光板设置在分束膜旁边。 两个发光元件分别设置在导光板的两个相对的两侧，并且能够交替地闪烁。 还提供立体显示装置。
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公开(公告)号：US20110228387A1
公开(公告)日：2011-09-22
申请号：US13037373
申请日：2011-03-01
CPC分类号： G02B27/2242 , G02B5/045 , G02B6/0053 , G02B6/0068 , G02B27/225
摘要： A beam splitting film including a light transmissive plate and a plurality of strip protrusion groups is provided. The light transmissive plate has a first surface and a second surface. The strip protrusion groups are disposed on the second surface. Each of the strip protrusion groups includes a first strip protrusion and a second strip protrusion. The first strip protrusion has a first strip surface and a second strip surface inclined relative to the second surface. The second strip protrusion has a third strip surface and a fourth strip surface inclined relative to the second surface. An average slope of the first strip surface is not equal to an average slope of the third strip surface. An average slope of the second strip surface is not equal to an average slope of the fourth strip surface. A backlight module and a stereo display apparatus are also provided.
摘要翻译： 提供了包括透光板和多个条突起组的分束膜。 透光板具有第一表面和第二表面。 带状突起组设置在第二表面上。 每个带状突起组包括第一条状突起和第二条形突起。 第一条带突起具有第一条带表面和相对于第二表面倾斜的第二条带表面。 第二带状突起具有相对于第二表面倾斜的第三条带表面和第四条带表面。 第一带状表面的平均斜率不等于第三条带表面的平均斜率。 第二带状表面的平均斜率不等于第四条带表面的平均斜率。 还提供背光模块和立体显示装置。
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公开(公告)号：US20110058389A1
公开(公告)日：2011-03-10
申请号：US12768748
申请日：2010-04-28
申请人： Tzeng-Ke Shiau , Ching-Shiang Li , Kuo-Tung Tiao
发明人： Tzeng-Ke Shiau , Ching-Shiang Li , Kuo-Tung Tiao
CPC分类号： G02B6/0053 , G02F1/133605 , G02F1/133606 , G02F2001/133607
摘要： A brightness enhancement film (BEF) includes a light transmissive substrate, a plurality of optical structures, a reflective layer, and a prism layer. The light transmissive substrate has a first surface and a second surface opposite to the first surface. The optical structures are disposed on the first surface. The reflective layer is disposed on the second surface and has a plurality of light transmissive openings. The prism layer covers the reflective layer and the second surface and includes a plurality of prism structures protruded away from the second surface. A backlight module is also provided.
摘要翻译： 亮度增强膜（BEF）包括透光基板，多个光学结构，反射层和棱镜层。 透光基板具有与第一表面相对的第一表面和第二表面。 光学结构设置在第一表面上。 反射层设置在第二表面上并且具有多个透光开口。 棱镜层覆盖反射层和第二表面，并且包括从第二表面突出的多个棱镜结构。 还提供背光模块。
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公开(公告)号：US20080062719A1
公开(公告)日：2008-03-13
申请号：US11827746
申请日：2007-07-13
申请人： Tzeng-Ke Shiau , Ming-Dah Liu , Der-Woei Hsaio , Wen-Bin Chou , Ching-Shiang Li
发明人： Tzeng-Ke Shiau , Ming-Dah Liu , Der-Woei Hsaio , Wen-Bin Chou , Ching-Shiang Li
IPC分类号： F21V7/04
CPC分类号： G02B6/005
摘要： An optical multilayer film includes first and second optical layers, and a refracting layer. The first optical layer has a light-exit surface. The second optical layer has a light-incoming surface facing the light-exit surface of the first optical layer, and a light-outgoing surface opposite to the light-incoming surface and formed with a light-converging structure. The refracting layer is disposed between and is in contact with the first and second optical layers, is made from a transparent material, and has a refractive index that is smaller than that of the second optical layer.
摘要翻译： 光学多层膜包括第一和第二光学层和折射层。 第一光学层具有光出射面。 第二光学层具有面向第一光学层的光出射面的光入射面和与光入射面相反的光出射面，并且形成有聚光结构。 折射层设置在第一和第二光学层之间并且与第一和第二光学层接触，由透明材料制成，并且折射率小于第二光学层的折射率。
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