公开(公告)号：US11527730B2

公开(公告)日：2022-12-13

申请号：US16813381

申请日：2020-03-09

Applicant: Samsung Display Co., Ltd.

Inventor： Sujin Shin ,  Soo-Byung Ko ,  Junghoon Han ,  Sungbum Kim ,  Haejin Kim ,  Eunsoo Ahn ,  Eunyoung Lee ,  Jaesung Lee ,  Hyunjung Lee ,  Mina Jeon

IPC: H01L51/00 ,  H01L51/50

Abstract: An organic electroluminescence device may include a first electrode, a second electrode opposite to the first electrode, and organic layers disposed between the first electrode and the second electrode. At least one of organic layers may include an organometallic complex including a first metal complex having a metal atom as a center atom of the first metal complex, a second metal complex having the metal atom as a center atom of the second metal complex, and an aromatic ring group connecting the first metal complex to the second metal complex.

公开(公告)号：US20220336760A1

公开(公告)日：2022-10-20

申请号：US17683183

申请日：2022-02-28

Applicant: Samsung Display Co., Ltd.

Inventor： Sungbum Kim ,  Soobyung Ko ,  Sujin Shin ,  Hyunjung Lee ,  Junghoon Han

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06

Abstract: An organometallic compound represented by Formula 1, a light-emitting device including the organometallic compound, and an electronic apparatus including the light-emitting device. In Formula 1, the substituents are the same as described in the Detailed Description.

公开(公告)号：US20220310943A1

公开(公告)日：2022-09-29

申请号：US17651745

申请日：2022-02-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junghoon Han ,  Soobyung Ko ,  Sujin Shin ,  Eunsoo Ahn ,  Jaesung Lee ,  Hyunjung Lee

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06

Abstract: An electronic apparatus includes a light-emitting device including an organometallic compound represented by Formula 1: wherein in Formula 1, CY1 to CY3 are each independently a C3-C60 carbocyclic group or a C1-C60 heterocyclic group, Y1 to Y4 are each independently C or N, and A1 to A4 are each independently a chemical bond, O, or S.

公开(公告)号：US11296238B2

公开(公告)日：2022-04-05

申请号：US16984789

申请日：2020-08-04

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunjung Lee ,  Youngkuk Kim ,  Miseon Seo

IPC: H01L29/786 ,  H01L27/32

Abstract: A thin-film transistor substrate and a display apparatus including the same includes a first thin-film transistor on a substrate. The first thin-film transistor includes a first semiconductor layer having a first channel area, a first source area, and a first drain area; a first lower gate electrode between the substrate and the first semiconductor layer; a first upper gate electrode on the first semiconductor layer and overlapping the first channel area; and a first electrode layer on the first upper gate electrode and electrically connected to at least one of the first source area and the first drain area. The first lower gate electrode overlaps the first channel area and the first drain area.

公开(公告)号：US20220013727A1

公开(公告)日：2022-01-13

申请号：US17144208

申请日：2021-01-08

Applicant: Samsung Display Co., Ltd.

Inventor： Eunyoung Lee ,  Hyunjung Lee ,  Soobyung Ko ,  Haejin Kim ,  Eunsoo Ahn

IPC: H01L51/00

Abstract: Provided is a method of purifying a phosphorescent dopant, the method including reacting the phosphorescent dopant with Ag2O.

公开(公告)号：US20200295279A1

公开(公告)日：2020-09-17

申请号：US16669208

申请日：2019-10-30

Applicant: Samsung Display Co., Ltd.

Inventor： Jaesung Lee ,  Soobyung Ko ,  Sungbum Kim ,  Haejin Kim ,  Sujin Shin ,  Eunsoo Ahn ,  Eunyoung Lee ,  Hyunjung Lee ,  Mina Jeon ,  Junghoon Han

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06

Abstract: Provided are an organometallic compound, an organic light-emitting device including the organometallic compound, and an apparatus including the organic light-emitting device.