公开(公告)号：US20210104698A1

公开(公告)日：2021-04-08

申请号：US17060532

申请日：2020-10-01

Applicant: Samsung Display Co., LTD.

Inventor： Mikyung KIM ,  Jaehyun Lee ,  Seunggak Yang ,  Byounghee Park ,  Jihyun Seo

IPC: H01L51/50 ,  H01L51/00

Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an organic layer disposed between the first electrode and the second electrode and includes an emission layer; and a first compound and a second compound; wherein the first compound includes a hole transport compound not including an electron transport moiety, and the second compound includes an electron transport compound including an electron transport moiety or a bipolar compound including an electron transport moiety, wherein the second compound includes deuterium.

公开(公告)号：US20200091268A1

公开(公告)日：2020-03-19

申请号：US16406243

申请日：2019-05-08

Applicant: Samsung Display Co., Ltd.

Inventor： Yoonjong Cho ,  Seokje Seong ,  Jaehyun Lee

IPC: H01L27/32 ,  H01L27/12

Abstract: Provided is a display device including: a substrate having a display area and a peripheral area outside the display area; a first transistor and a second transistor each located over the display area of the substrate and arranged at different levels on the substrate; and a plurality of wirings located over the peripheral area of the substrate, wherein the plurality of wirings include first wirings and second wirings, the first wirings and the second wirings being located at different levels on the substrate and are alternately arranged with each other.