PURPOSE: A display device for saving led lighting is provided to improve brightness by forming a pattern layer having pyramid structures. CONSTITUTION: A direct type LED lamp(120) is arranged on a bottom chassis in a row. A diffusing plate(130) is arranged on the LED lamp. The LED lamp has identical luminance and is arranged at regular intervals. The diffusing plate includes a base layer(132) and a pattern layer(131). The pattern layer has pyramid structures. The pyramid structures are compactly arranged.
申请公布号
KR20130050087(A)
申请公布日期
2013.05.15
申请号
KR20110115243
申请日期
2011.11.07
申请人
WOONGJIN CHEMICAL CO., LTD.
发明人
BAE, JOONG SEOK;BYEON, JUNG CHUL;HONG, YOUNG PYO;LEE, YUN MI