公开(公告)号：US20220285619A1

公开(公告)日：2022-09-08

申请号：US17450175

申请日：2021-10-07

Applicant: Samsung Display Co., Ltd.

Inventor： Daewoong LEE ,  Hyomin KO ,  Bora Lee

IPC: H01L51/00 ,  C07C211/61 ,  C09K11/06 ,  C07D209/86

Abstract: Provided are a light-emitting device and an electronic apparatus including the same. The light-emitting device includes: an anode; a cathode; an interlayer including an emission layer between the anode and the cathode; and a hole transport region between the anode and the emission layer, wherein the hole transport region includes a first layer and a second layer, the first layer is between the anode and the second layer, the first layer includes a first compound represented by Formula 1, the second layer includes a second compound, and a charge mobility of the first compound is lower than a charge mobility of the second compound.