公开(公告)号：US20210359166A1

公开(公告)日：2021-11-18

申请号：US17284349

申请日：2019-04-23

Applicant: Samsung Display Co., LTD.

Inventor： Jae Hoon JUNG ,  Won Ho LEE ,  Hyun Deok IM

IPC: H01L33/38 ,  H01L33/00

Abstract: A display device includes a first electrode, a second electrode spaced apart from the first electrode and facing the first electrode, a first insulating layer disposed to at least partially cover the first electrode and the second electrode, a second insulating layer disposed on at least a part of the first insulating layer, and a light-emitting element disposed on the second insulating layer between the first electrode and the second electrode, wherein at least a part of a lower surface of the light-emitting element is chemically bonded to the second insulating layer.

公开(公告)号：US20210273131A1

公开(公告)日：2021-09-02

申请号：US17278101

申请日：2019-06-10

Applicant: Samsung Display Co., LTD.

Inventor： Jong Hyuk KANG ,  Won Ho LEE ,  Hyun Deok IM ,  Jin Oh KWAG ,  Hyun Min CHO ,  Won Kyu KIM ,  Keun Kyu SONG

IPC: H01L33/00 ,  H01L25/075

Abstract: A method of aligning light emitting elements includes applying a ground voltage to a first electrode and applying a first AC voltage to a second electrode spaced apart from the first electrode; and applying a ground voltage to the first electrode and applying a second AC voltage to the second electrode, wherein the first AC voltage has an asymmetric waveform.