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发明授权
US09052421B2 Backlight unit for display device and driving method thereof 有权
用于显示装置的背光单元及其驱动方法

Backlight unit for display device and driving method thereof
摘要：
A backlight unit for a display device includes a light source module which emits light, a light guiding plate which guides the light incident from the light source module toward a front surface thereof, and a light beam spread angle regulating sheet disposed between the light source module and a lateral surface of the light guiding plate, where the light beam spread angle regulating sheet regulates a light beam spread angle of the light incident from the light source module.
摘要（中）：

用于显示装置的背光单元包括发射光的光源模块，将从光源模块入射的光引向其前表面的导光板和设置在光源模块之间的光束扩展角度调节片 以及导光板的侧面，其中光束扩展角度调节片调节从光源模块入射的光的光束扩展角。

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