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公开(公告)号：US20100165250A1
公开(公告)日：2010-07-01
申请号：US12659456
申请日：2010-03-09
IPC分类号： G02F1/13357
CPC分类号： G02F1/133606 , G02B5/0263 , G02B5/0278 , G02B5/0294 , G02F1/133611 , G02F2001/133607
摘要： A liquid crystal display device having a direct backlight which uses a high-bright light source achieves both of a high efficiency and thin uniformity. In a liquid crystal display device which includes a liquid crystal panel, and a backlight unit which is arranged on a side of the liquid crystal panel opposite to a display screen of the liquid crystal panel, the backlight unit includes a housing, a plurality of light sources arranged in the inside of the housing, and a diffusion plate which is arranged between the plurality of light sources and the liquid crystal panel, the diffusion plate includes a plurality of light blocking regions at positions corresponding to the plurality of respective light sources, and the light blocking region at a center portion of the housing and the light blocking region at an edge portion of the housing exhibits transmissivities different from each other.
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公开(公告)号：US20100165249A1
公开(公告)日：2010-07-01
申请号：US12659394
申请日：2010-03-08
IPC分类号： G02F1/13357
CPC分类号： G02F1/133606 , G02B5/0263 , G02B5/0278 , G02B5/0294 , G02F1/133611 , G02F2001/133607
摘要： A liquid crystal display device having a direct backlight which uses a high-bright light source achieves both of a high efficiency and thin uniformity. In a liquid crystal display device which includes a liquid crystal panel, and a backlight unit which is arranged on a side of the liquid crystal panel opposite to a display screen of the liquid crystal panel, the backlight unit includes a housing, a plurality of light sources arranged in the inside of the housing, and a diffusion plate which is arranged between the plurality of light sources and the liquid crystal panel, the diffusion plate includes a plurality of light blocking regions at positions corresponding to the plurality of respective light sources, and the light blocking region at a center portion of the housing and the light blocking region at an edge portion of the housing exhibits transmissivities different from each other.
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3.发明授权公开(公告)号：US07705930B2
公开(公告)日：2010-04-27
申请号：US11819906
申请日：2007-06-29
IPC分类号： G09F13/04 , G02F1/1335
CPC分类号： G02F1/133606 , G02B5/0263 , G02B5/0278 , G02B5/0294 , G02F1/133611 , G02F2001/133607
摘要： A liquid crystal display device having a direct backlight which uses a high-bright light source achieves both of a high efficiency and thin uniformity. In a liquid crystal display device which includes a liquid crystal panel, and a backlight unit which is arranged on a side of the liquid crystal panel opposite to a display screen of the liquid crystal panel, the backlight unit includes a housing, a plurality of light sources arranged in the inside of the housing, and a diffusion plate which is arranged between the plurality of light sources and the liquid crystal panel, the diffusion plate includes a plurality of light blocking regions at positions corresponding to the plurality of respective light sources, and the light blocking region at a center portion of the housing and the light blocking region at an edge portion of the housing exhibits transmissivities different from each other.
摘要翻译： 具有使用高亮度光源的直接背光源的液晶显示装置实现了高效率和薄均匀性。 在包括液晶面板的液晶显示装置和布置在与液晶面板的显示屏相对的液晶面板一侧的背光单元中，背光单元包括壳体，多个光 排列在壳体内部的源极和布置在多个光源和液晶面板之间的扩散板，扩散板在与多个相应光源相对应的位置处包括多个遮光区域，以及 在壳体的中心部分处的遮光区域和壳体的边缘部分处的遮光区域显示出彼此不同的透射率。
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4.发明授权公开(公告)号：US07944526B2
公开(公告)日：2011-05-17
申请号：US12659456
申请日：2010-03-09
IPC分类号： G02F1/1335 , G09F13/04
CPC分类号： G02F1/133606 , G02B5/0263 , G02B5/0278 , G02B5/0294 , G02F1/133611 , G02F2001/133607
摘要： A liquid crystal display device having a direct backlight which uses a high-bright light source achieves both of a high efficiency and thin uniformity. In a liquid crystal display device which includes a liquid crystal panel, and a backlight unit which is arranged on a side of the liquid crystal panel opposite to a display screen of the liquid crystal panel, the backlight unit includes a housing, a plurality of light sources arranged in the inside of the housing, and a diffusion plate which is arranged between the plurality of light sources and the liquid crystal panel, the diffusion plate includes a plurality of light blocking regions at positions corresponding to the plurality of respective light sources, and the light blocking region at a center portion of the housing and the light blocking region at an edge portion of the housing exhibits transmissivities different from each other.
摘要翻译： 具有使用高亮度光源的直接背光源的液晶显示装置实现了高效率和薄均匀性。 在包括液晶面板的液晶显示装置和布置在与液晶面板的显示屏相对的液晶面板一侧的背光单元中，背光单元包括壳体，多个光 排列在壳体内部的源极和布置在多个光源和液晶面板之间的扩散板，扩散板在与多个相应光源相对应的位置处包括多个遮光区域，以及 在壳体的中心部分处的遮光区域和壳体的边缘部分处的遮光区域显示出彼此不同的透射率。
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公开(公告)号：US20080002098A1
公开(公告)日：2008-01-03
申请号：US11819906
申请日：2007-06-29
IPC分类号： G02F1/1335
CPC分类号： G02F1/133606 , G02B5/0263 , G02B5/0278 , G02B5/0294 , G02F1/133611 , G02F2001/133607
摘要： A liquid crystal display device having a direct backlight which uses a high-bright light source achieves both of a high efficiency and thin uniformity. In a liquid crystal display device which includes a liquid crystal panel, and a backlight unit which is arranged on a side of the liquid crystal panel opposite to a display screen of the liquid crystal panel, the backlight unit includes a housing, a plurality of light sources arranged in the inside of the housing, and a diffusion plate which is arranged between the plurality of light sources and the liquid crystal panel, the diffusion plate includes a plurality of light blocking regions at positions corresponding to the plurality of respective light sources, and the light blocking region at a center portion of the housing and the light blocking region at an edge portion of the housing exhibits transmissivities different from each other.
摘要翻译： 具有使用高亮度光源的直接背光源的液晶显示装置实现了高效率和薄均匀性。 在包括液晶面板的液晶显示装置和布置在与液晶面板的显示屏相对的液晶面板一侧的背光单元中，背光单元包括壳体，多个光 排列在壳体内部的源极和布置在多个光源和液晶面板之间的扩散板，扩散板在与多个相应光源相对应的位置处包括多个遮光区域，以及 在壳体的中心部分处的遮光区域和壳体的边缘部分处的遮光区域显示出彼此不同的透射率。
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公开(公告)号：US07824049B2
公开(公告)日：2010-11-02
申请号：US11953097
申请日：2007-12-10
IPC分类号： G09F13/08
CPC分类号： G02B19/0014 , F21K9/00 , G02B19/0066 , G02F1/133603 , G02F2001/133612 , H01L33/56 , H01L2224/45144 , H01L2224/48091 , H01L2224/73265 , H01L2924/00014 , H01L2924/00
摘要： An illumination device has a plurality of sealing structures each including a light-emitting diode, sealed by a high refractive index transparent material member which is further sealed by a low refractive index transparent material member. To increase a divergence angle of light radiation, the portion of the high refractive index transparent material member which covers an upper surface of the light-emitting diode is structured so as to satisfy a relation H>(L/2)/tan {sin−1(n1/n2)}, where H represents a thickness of the high refractive index transparent material member measured at the central portion of the upper surface of the light-emitting diode, L represents the length of one side of the upper surface of the light-emitting diode, n1 represents the refractive index of the high refractive index transparent material member and n2 represents the refractive index of the low refractive index transparent material member.
摘要翻译： 照明装置具有多个密封结构，每个密封结构包括由高折射率透明材料构件密封的发光二极管，所述高折射率透明材料构件被低折射率透明材料构件进一步密封。 为了增加光辐射的发散角，覆盖发光二极管的上表面的高折射率透明材料部件的部分被构造成满足关系H>（L / 2）/ tan {sin- 1（n1 / n2）}，其中H表示在发光二极管的上表面的中心部分测量的高折射率透明材料构件的厚度，L表示发光二极管的上表面的一侧的长度 发光二极管，n1表示高折射率透明材料构件的折射率，n2表示低折射率透明材料构件的折射率。
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公开(公告)号：US20100165246A1
公开(公告)日：2010-07-01
申请号：US12694349
申请日：2010-01-27
IPC分类号： G02F1/13357 , G02F1/1335
CPC分类号： H01L25/0753 , G02B19/0066 , G02F1/133603 , G02F2001/133613 , H01L33/54 , H01L2924/0002 , H01L2924/00
摘要： An illuminating device capable of being produced at low costs and irradiating rays of light uniformly to a liquid crystal panel. The illuminating device has a plurality of LED packages each having LED's and a lens, the LED packages being congregated on a plane in a large area. Each of the LED packages includes at least four LED's corresponding to LED's for emitting at least red, green and blue, and at least two of the LED's in each LED package are positioned symmetrically to the center of the lens and emit the same color.
摘要翻译： 一种能够以低成本制造并且将光线均匀地照射到液晶面板的照明装置。 照明装置具有多个LED封装，每个LED封装均具有LED和透镜，LED封装在大面积的平面上聚集。 每个LED封装包括至少四个对应于LED的LED，用于发射至少红色，绿色和蓝色，并且每个LED封装中的至少两个LED对称地定位在透镜的中心并且发射相同的颜色。
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公开(公告)号：US20090167990A1
公开(公告)日：2009-07-02
申请号：US12344680
申请日：2008-12-29
IPC分类号： G02F1/13357 , G09G3/36
CPC分类号： G09G3/3426 , G02B6/0043 , G02B6/0068 , G02B6/0073 , G02B6/0078 , G02B6/0081 , G09G2320/0646 , G09G2330/021
摘要： An object of the present invention is to provide a liquid crystal display appliance for controlling a plurality of divided area in the display screen. In order to achieve the above object, the liquid crystal display appliance according to the present invention includes a lighting apparatus which includes a light source, and an light guide plate to diffuse lights from the light source to obtain a surface light source; and a liquid crystal panel which is placed opposed to the lighting apparatus and includes a liquid crystal layer. The light guide plate is made by bonding a plurality of transparent light guide members each of which has a different refractive index greater than 1.
摘要翻译： 本发明的目的是提供一种用于控制显示屏中的多个划分区域的液晶显示装置。 为了实现上述目的，根据本发明的液晶显示装置包括一个包括光源的照明装置和一个用于漫射来自光源的光以获得表面光源的导光板; 以及与照明装置相对设置并包括液晶层的液晶面板。 导光板通过粘合多个透明导光构件而制成，每个透明导光构件具有大于1的折射率。
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公开(公告)号：US07982709B2
公开(公告)日：2011-07-19
申请号：US12694349
申请日：2010-01-27
IPC分类号： G09G3/36
CPC分类号： H01L25/0753 , G02B19/0066 , G02F1/133603 , G02F2001/133613 , H01L33/54 , H01L2924/0002 , H01L2924/00
摘要： An illuminating device capable of being produced at low costs and irradiating rays of light uniformly to a liquid crystal panel. The illuminating device has a plurality of LED packages each having LED's and a lens, the LED packages being congregated on a plane in a large area. Each of the LED packages includes at least four LED's corresponding to LED's for emitting at least red, green and blue, and at least two of the LED's in each LED package are positioned symmetrically to the center of the lens and emit the same color.
摘要翻译： 一种能够以低成本制造并且将光线均匀地照射到液晶面板的照明装置。 照明装置具有多个LED封装，每个LED封装均具有LED和透镜，LED封装在大面积的平面上聚集。 每个LED封装包括至少四个对应于LED的LED，用于发射至少红色，绿色和蓝色，并且每个LED封装中的至少两个LED对称地定位在透镜的中心并且发射相同的颜色。
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公开(公告)号：US07661844B2
公开(公告)日：2010-02-16
申请号：US11594917
申请日：2006-11-09
IPC分类号： F21V4/00
CPC分类号： H01L25/0753 , G02B19/0066 , G02F1/133603 , G02F2001/133613 , H01L33/54 , H01L2924/0002 , H01L2924/00
摘要： An illuminating device capable of being produced at low costs and irradiating rays of light uniformly to a liquid crystal panel. The illuminating device has a plurality of LED packages each having LED's and a lens, the LED packages being congregated on a plane in a large area. Each of the LED packages includes at least four LED's corresponding to LED's for emitting at least red, green and blue, and at least two of the LED's in each LED package are positioned symmetrically to the center of the lens and emit the same color.
摘要翻译： 一种能够以低成本制造并且将光线均匀地照射到液晶面板的照明装置。 照明装置具有多个LED封装，每个LED封装均具有LED和透镜，LED封装在大面积的平面上聚集。 每个LED封装包括至少四个对应于LED的LED，用于发射至少红色，绿色和蓝色，并且每个LED封装中的至少两个LED对称地定位在透镜的中心并且发射相同的颜色。
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