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公开(公告)号:US07628526B2
公开(公告)日:2009-12-08
申请号:US11312716
申请日:2005-12-21
申请人: Man Hoan Lee , Ji Su Yoon , Sung Keun Lee , Won Taek Moon , Jun Kyu Paik , Young Hun Jeong
发明人: Man Hoan Lee , Ji Su Yoon , Sung Keun Lee , Won Taek Moon , Jun Kyu Paik , Young Hun Jeong
IPC分类号: F21V5/00
CPC分类号: G02B6/0053 , G02B6/0038 , G02B6/0046 , G02B6/0051
摘要: A back light unit is disclosed, which improves condensing efficiency of light and viewing angle characteristics. The back light unit includes at least one lamp generating light, a light guide plate emitting light across a surface thereof using the light generated from the lamp, a diffusion sheet arranged above the light guide plate to diffuse the light passing through the light guide plate, a first condensing sheet condensing the light from the diffusion sheet using a plurality of first elliptical condensing patterns arranged on the diffusion sheet in a first direction, and a second condensing sheet further condensing the light from the first condensing sheet using a plurality of second elliptical condensing patterns arranged on the first condensing sheet in a second direction crossing the first direction.
摘要翻译: 公开了一种背光单元,其提高了光的聚光效率和视角特性。 背光单元包括至少一个发光的灯,使用从灯产生的光发射光的导光板,布置在导光板上方以扩散通过导光板的光的漫射片, 第一聚光片,其使用在第一方向上布置在扩散片上的多个第一椭圆形聚集图案来聚集来自漫射片的光;以及第二聚光片,其进一步使来自第一聚光片的光使用多个第二椭圆冷凝 沿着与第一方向交叉的第二方向布置在第一聚光片上的图案。
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公开(公告)号:US07407317B2
公开(公告)日:2008-08-05
申请号:US11314342
申请日:2005-12-22
申请人: Man Hoan Lee , Jae Kyung Kang , Ji Su Yoon , Sung Keun Lee , Won Taek Moon
发明人: Man Hoan Lee , Jae Kyung Kang , Ji Su Yoon , Sung Keun Lee , Won Taek Moon
IPC分类号: F21V7/04
CPC分类号: G02B6/0053 , G02F1/133606 , G02F2001/133607
摘要: A prism sheet capable of achieving an enhancement in light efficiency and viewing angle characteristics and a backlight unit using the prism sheet are disclosed. The prism sheet includes: a condensing film which transmits light incident to the condensing film; a plurality of prism crests on the condensing film having apexes; and a plurality of reflection patterns formed on the condensing film such that each of the reflection patterns faces a boundary of adjacent prism crests associated with the reflection pattern to reflect light incident onto the reflection patterns.
摘要翻译: 公开了能够实现光效和视角特性提高的棱镜片以及使用该棱镜片的背光单元。 棱镜片包括:透射入射到聚光膜的光的聚光膜; 在聚光膜上具有顶点的多个棱镜峰; 以及形成在聚光膜上的多个反射图案,使得每个反射图案面向与反射图案相关联的相邻棱镜波峰的边界,以反射入射到反射图案上的光。
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公开(公告)号:US20100067255A1
公开(公告)日:2010-03-18
申请号:US12626263
申请日:2009-11-25
申请人: Man Hoan Lee , Won Taek Moon , Jae Hyun Park
发明人: Man Hoan Lee , Won Taek Moon , Jae Hyun Park
IPC分类号: F21V8/00
CPC分类号: G02B5/0278 , G02B5/0242 , G02B5/0257 , G02B6/0025 , G02F1/133606
摘要: An optical sheet and a backlight unit using the same are disclosed, in which deviation of a viewing angle is minimized to improve picture quality. The optical sheet includes a diffusion sheet provided with a plurality of diffusion patterns diffusing incident light in at least two directions to allow the incident light to have different strengths.
摘要翻译: 公开了一种使用其的光学片和背光单元,其中视角的偏差被最小化以提高图像质量。 光学片包括设置有多个扩散图案的扩散片,扩散图案至少沿两个方向扩散入射光,以允许入射光具有不同的强度。
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公开(公告)号:US07635215B2
公开(公告)日:2009-12-22
申请号:US11476848
申请日:2006-06-29
申请人: Man Hoan Lee , Won Taek Moon , Jae Hyun Park
发明人: Man Hoan Lee , Won Taek Moon , Jae Hyun Park
IPC分类号: G02B5/02
CPC分类号: G02B5/0278 , G02B5/0242 , G02B5/0257 , G02B6/0025 , G02F1/133606
摘要: An optical sheet and a backlight unit using the same are disclosed, in which deviation of a viewing angle is minimized to improve picture quality. The optical sheet includes a diffusion sheet provided with a plurality of diffusion patterns diffusing incident light in at least two directions to allow the incident light to have different strengths.
摘要翻译: 公开了一种使用其的光学片和背光单元,其中视角的偏差被最小化以提高图像质量。 光学片包括设置有多个扩散图案的扩散片,扩散图案至少沿两个方向扩散入射光,以允许入射光具有不同的强度。
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公开(公告)号:US07824090B2
公开(公告)日:2010-11-02
申请号:US12626263
申请日:2009-11-25
申请人: Man Hoan Lee , Won Taek Moon , Jae Hyun Park
发明人: Man Hoan Lee , Won Taek Moon , Jae Hyun Park
IPC分类号: F21V7/04
CPC分类号: G02B5/0278 , G02B5/0242 , G02B5/0257 , G02B6/0025 , G02F1/133606
摘要: An optical sheet and a backlight unit using the same are disclosed, in which deviation of a viewing angle is minimized to improve picture quality. The optical sheet includes a diffusion sheet provided with a plurality of diffusion patterns diffusing incident light in at least two directions to allow the incident light to have different strengths.
摘要翻译: 公开了一种使用其的光学片和背光单元,其中视角的偏差被最小化以提高图像质量。 光学片包括设置有多个扩散图案的扩散片,扩散图案至少沿两个方向扩散入射光,以允许入射光具有不同的强度。
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6.
公开(公告)号:US20110025950A1
公开(公告)日:2011-02-03
申请号:US12845273
申请日:2010-07-28
申请人: Sang-Hyun LEE , Byoung-Ku Kim , Won Taek Moon , Young-Ik Hwang
发明人: Sang-Hyun LEE , Byoung-Ku Kim , Won Taek Moon , Young-Ik Hwang
IPC分类号: G02F1/13357
CPC分类号: G02B6/0036 , G02B6/0061 , G02B6/0068
摘要: A light guide plate for a backlight unit of a liquid crystal display device includes one side surface where light from a first light source is incident; the other side surface opposite to the one side surface; a front surface combining the one and the other one side surfaces; and a rear surface including a plurality of light guide patterns, each of the plurality of light guide patterns including a protruding portion and a groove portion, wherein one of the protruding portion and the groove portion is positioned at a center of the other one of the protruding portion and the groove portion.
摘要翻译: 用于液晶显示装置的背光单元的导光板包括:来自第一光源的光入射的一个侧面; 所述另一侧表面与所述一个侧表面相对; 组合一个和另一个侧表面的前表面; 以及包括多个导光图案的后表面,所述多个导光图案中的每一个包括突出部分和凹槽部分,其中所述突出部分和所述凹槽部分中的一个位于所述另一个的中心 突出部和槽部。
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7.
公开(公告)号:US08908124B2
公开(公告)日:2014-12-09
申请号:US12845273
申请日:2010-07-28
申请人: Sang-Hyun Lee , Byoung-Ku Kim , Won Taek Moon , Young-Ik Hwang
发明人: Sang-Hyun Lee , Byoung-Ku Kim , Won Taek Moon , Young-Ik Hwang
IPC分类号: G02F1/1335 , F21V8/00
CPC分类号: G02B6/0036 , G02B6/0061 , G02B6/0068
摘要: A light guide plate for a backlight unit of a liquid crystal display device includes one side surface where light from a first light source is incident; the other side surface opposite to the one side surface; a front surface combining the one and the other one side surfaces; and a rear surface including a plurality of light guide patterns, each of the plurality of light guide patterns including a protruding portion and a groove portion, wherein one of the protruding portion and the groove portion is positioned at a center of the other one of the protruding portion and the groove portion.
摘要翻译: 用于液晶显示装置的背光单元的导光板包括:来自第一光源的光入射的一个侧面; 所述另一侧表面与所述一个侧表面相对; 组合一个和另一个侧表面的前表面; 以及包括多个导光图案的后表面,所述多个导光图案中的每一个包括突出部分和凹槽部分,其中所述突出部分和所述凹槽部分中的一个位于所述另一个的中心 突出部和槽部。
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