公开(公告)号：US20130016522A1

公开(公告)日：2013-01-17

申请号：US13475148

申请日：2012-05-18

申请人： Seung Hwan BAEK ,  Myeong-Ju SHIN ,  Yeongbae LEE

发明人： Seung Hwan BAEK ,  Myeong-Ju SHIN ,  Yeongbae LEE

IPC分类号： G09F13/04 ,  F21V8/00

CPC分类号： G09F13/04 ,  G09F13/20

摘要： A display apparatus includes a backlight unit which generates first light including first blue light, first green light and first red light and a display panel which receives the first light to display an image, where the backlight unit includes: a light emitting diode which generates an ultraviolet ray; a fluorescent substance layer disposed on the light emitting diode, where the fluorescent substance layer includes: a blue fluorescent substance layer which receives the ultraviolet ray and emits blue light; a green fluorescent substance layer which receives the ultraviolet ray and emits green light; and a red fluorescent substance layer which receives the ultraviolet ray and emits red light; and a first band-pass filter which receives the blue light, the green light and the red light and outputs the first blue light, the first green light and the first red light.

摘要翻译： 显示装置包括产生包括第一蓝光，第一绿光和第一红光的第一光的背光单元和接收第一光以显示图像的显示面板，其中背光单元包括：发光二极管，其产生 紫外线 布置在所述发光二极管上的荧光物质层，其中所述荧光物质层包括：接收所述紫外线并发出蓝色光的蓝色荧光物质层; 接收紫外线并发出绿光的绿色荧光物质层; 和接收紫外线并发出红光的红色荧光物质层; 以及第一带通滤波器，其接收蓝色光，绿色光和红色光，并输出第一蓝色光，第一绿色光和第一红色光。