公开(公告)号：US20160181562A1

公开(公告)日：2016-06-23

申请号：US14873414

申请日：2015-10-02

Applicant: LG Display Co., Ltd.

Inventor： Sung Hoon PIEH ,  Chang Wook HAN ,  Hong Seok CHOI ,  Ki-Woog SONG ,  So Yeon AHN ,  Seung Hyun KIM

IPC: H01L51/50 ,  H01L51/52

CPC classification number: H01L51/504 ,  H01L51/5044 ,  H01L51/5218 ,  H01L51/5221 ,  H01L51/5265 ,  H01L2251/558

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.

Abstract translation: 有机发光显示装置包括第一和第二电极之间的两个发射部分，其中两个发射部分中的至少一个包括两个发射层，从而可提高效率和色彩再现比。

公开(公告)号：US20190288228A1

公开(公告)日：2019-09-19

申请号：US16421777

申请日：2019-05-24

Applicant: LG Display Co., Ltd.

Inventor： Sung Hoon PIEH ,  Chang Wook HAN ,  Hong Seok CHOI ,  Ki-Woog SONG ,  So Yeon AHN ,  Seung Hyun KIM

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.

公开(公告)号：US20190097153A1

公开(公告)日：2019-03-28

申请号：US16205025

申请日：2018-11-29

Applicant: LG Display Co., Ltd.

Inventor： Sung Hoon PIEH ,  Chang Wook HAN ,  Hong Seok CHOI ,  Ki-Woog SONG ,  So Yeon AHN ,  Seung Hyun KIM

IPC: H01L51/50 ,  H01L51/52

CPC classification number: H01L51/504 ,  H01L51/5044 ,  H01L51/5218 ,  H01L51/5221 ,  H01L51/5265 ,  H01L2251/558

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.

公开(公告)号：US20200168828A1

公开(公告)日：2020-05-28

申请号：US16776344

申请日：2020-01-29

Applicant: LG Display Co., Ltd.

Inventor： Sung Hoon PIEH ,  Chang Wook HAN ,  Hong Seok CHOI ,  Ki-Woog SONG ,  So Yeon AHN ,  Seung Hyun KIM

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.