公开(公告)号：US20220255044A1

公开(公告)日：2022-08-11

申请号：US17596193

申请日：2019-11-18

Applicant: Samsung Display Co., LTD.

Inventor： Min-Joo KIM ,  Jong-Hyun CHOI ,  Sun-Hee LEE ,  Seung-Min LEE ,  Tae-Hyun KIM

IPC: H01L51/52

Abstract: A display device including a flat area extending in a direction and a bending area having a curvature is provided. The display device includes a panel part including a pixel array and including a first active area located in the flat area and a second active area located in the bending area, a protective window covering the panel part, and a high-refractive member on the panel part in the bending area and including a material having a refractivity greater than a refractivity of the protective window.

公开(公告)号：US20220093705A1

公开(公告)日：2022-03-24

申请号：US17420850

申请日：2019-11-15

Applicant: Samsung Display Co., Ltd.

Inventor： Sun-Ho KIM ,  Ju-Chan PARK ,  Sun-Hee LEE ,  Hyun KIM ,  Jong-Hyun CHOI

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/56 ,  H01L51/52

Abstract: A display device may include a substrate including a first pixel area on which a first pixel is positioned and a second pixel area on which a second pixel is positioned, a metal layer disposed on the substrate between the first pixel area and the second pixel area, an inorganic insulating layer disposed on the metal layer and having a groove exposing at least a portion of the metal layer, and an organic insulating layer filling the groove of the inorganic insulating layer.

公开(公告)号：US20180205032A1

公开(公告)日：2018-07-19

申请号：US15743535

申请日：2016-07-05

Applicant: DUK SAN NEOLUX CO., LTD. ,  SAMSUNG DISPLAY CO., LTD.

Inventor： Bumsung LEE ,  Sun-Hee LEE ,  Soung Yun MUN ,  Junghwan PARK ,  Daesung KIM ,  Jung Cheol PARK ,  Jung Wook LEE ,  Mikyung KIM ,  Kwanhee LEE

IPC: H01L51/50 ,  C09K11/06 ,  H01L51/00 ,  H01L51/52

CPC classification number: H01L51/5024 ,  C09K11/06 ,  C09K2211/1029 ,  C09K2211/1048 ,  C09K2211/1051 ,  H01L51/00 ,  H01L51/0005 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/50 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092 ,  H01L51/5096 ,  H01L51/52 ,  H01L51/5212 ,  H01L51/5221

Abstract: The present invention provides an organic electric element in which a first electrode, a second electrode, and an organic material layer are sequentially stacked, wherein the organic material layer comprises a hole transport layer, an emission-auxiliary layer and a light emitting layer, at least one of the hole transport layer and the emission-auxiliary layer comprises the compound represented by Formula 1, and the light emitting layer comprises the compound represented by Formula 2. According to the present invention, the driving voltage of an organic electronic device can be lowered, and the luminous efficiency, color purity and life time of an organic electronic device can be improved.

公开(公告)号：US20220309974A1

公开(公告)日：2022-09-29

申请号：US17616702

申请日：2020-02-03

Applicant: Samsung Display Co., Ltd.

Inventor： Ju-Chan PARK ,  Sun-Ho KIM ,  Sun-Hee LEE

IPC: G09G3/00

Abstract: A display device may include a first pixel area on which a first pixel is disposed, a second pixel area on which a second pixel is disposed, the second pixel area being disposed adjacent to the first pixel area along a first direction, a lower connection line connecting the first pixel and the second pixel, and crossing the first pixel area and the second pixel area, an inorganic insulating layer disposed on the lower connection line and having a groove between the first pixel area and the second pixel area, and an organic insulating layer filling the groove of the inorganic insulating layer.