- Patent Title: Organic light emitting display device with two emission portions
-
Application No.: US14873414Application Date: 2015-10-02
-
Publication No.: US10177330B2Publication Date: 2019-01-08
- Inventor: Sung Hoon Pieh , Chang Wook Han , Hong Seok Choi , Ki-Woog Song , So Yeon Ahn , Seung Hyun Kim
- Applicant: LG Display Co., Ltd.
- Applicant Address: KR Seoul
- Assignee: LG Display Co., Ltd.
- Current Assignee: LG Display Co., Ltd.
- Current Assignee Address: KR Seoul
- Agency: Morgan, Lewis & Bockius LLP
- Priority: KR10-2014-0182517 20141217
- Main IPC: H01L51/50
- IPC: H01L51/50 ; H01L51/52
Abstract:
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.
Public/Granted literature
- US20160181562A1 ORGANIC LIGHT EMITTING DISPLAY DEVICE Public/Granted day:2016-06-23
Information query
IPC分类:
