| 发明名称 |
ORGANIC LIGHT EMITTING DISPLAY DEVICE |
| 摘要 |
An organic light emitting display device comprises two emission portions between first and second electrodes, wherein at least one among the two emission portions includes two emitting layers, whereby efficiency and a color reproduction ratio may be improved. |
| 申请公布号 |
US2016181562(A1) |
申请公布日期 |
2016.06.23 |
| 申请号 |
US201514873414 |
申请日期 |
2015.10.02 |
| 申请人 |
LG Display Co., Ltd. |
发明人 |
PIEH Sung Hoon;HAN Chang Wook;CHOI Hong Seok;SONG Ki-Woog;AHN So Yeon;KIM Seung Hyun |
| 分类号 |
H01L51/50;H01L51/52 |
主分类号 |
H01L51/50 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An organic light emitting display device, comprising:
first and second electrodes facing each other on a substrate; a first emission portion on the first electrode; and a second emission portion on the first emission portion, wherein the first emission portion or the second emission portion includes one among a green emitting layer and a yellow-green emitting layer and a red emitting layer to improve any one among green efficiency, red efficiency, and a color shift rate property. |
| 地址 |
Seoul KR |
