公开(公告)号：US11616117B2

公开(公告)日：2023-03-28

申请号：US17507316

申请日：2021-10-21

Applicant: Samsung Display Co., Ltd.

Inventor： Juhyun Lee ,  Hyuneok Shin ,  Sungjoo Kwon

IPC: H01L27/32 ,  H01L51/52

Abstract: A display apparatus includes: a substrate comprising a main display area, a component area, and a peripheral area; a main pixel electrode at the main display area of the substrate; a main thin-film transistor at the main display area of the substrate and electrically connected to the main pixel electrode; an auxiliary pixel electrode at the component area of the substrate; an auxiliary thin-film transistor at the peripheral area of the substrate; and a connecting wire connected to the auxiliary pixel electrode and including a thin portion having a thickness less than a thickness of the auxiliary pixel electrode, wherein the connecting wire electrically connects the auxiliary thin-film transistor to the auxiliary pixel electrode.

公开(公告)号：US20240322077A1

公开(公告)日：2024-09-26

申请号：US18602289

申请日：2024-03-12

Applicant: Samsung Display Co., Ltd.

Inventor： Hyuneok Shin ,  Sungjoo Kwon ,  Juhyun Lee ,  Yangho Jung ,  Yungbin Chung ,  Yugwang Jeong

IPC: H01L33/24 ,  H01L25/075

CPC classification number: H01L33/24 ,  H01L25/0753

Abstract: A display apparatus includes a display panel including a display area, multiple first partitions disposed on the display panel in the display area, and a first auxiliary layer arranged on at least a portion of outer surfaces of the first partitions and including an opening arranged between adjacent first partitions.

公开(公告)号：US20240179998A1

公开(公告)日：2024-05-30

申请号：US18517168

申请日：2023-11-22

Applicant: Samsung Display Co., Ltd.

Inventor： Hyuneok Shin ,  Sungjoo Kwon ,  Sanggab Kim ,  Dokeun Song

IPC: H10K59/80 ,  H10K59/12

CPC classification number: H10K59/80517 ,  H10K59/1201

Abstract: A display device includes a substrate, a pixel circuit layer disposed on the substrate and including at least one thin film transistor, and a pixel electrode disposed on the pixel circuit layer and electrically connected to the at least one thin film transistor, wherein the pixel electrode includes a lower layer including aluminum, an intermediate layer disposed on the lower layer and including a tungsten oxide, and an upper layer disposed on the intermediate layer and including a transparent conductive oxide.

公开(公告)号：US11683947B2

公开(公告)日：2023-06-20

申请号：US17319944

申请日：2021-05-13

Applicant: Samsung Display Co., Ltd.

Inventor： Sungjoo Kwon ,  Hyuneok Shin ,  Juhyun Lee

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/00 ,  H01L51/56 ,  H01L51/50

CPC classification number: H01L51/5218 ,  H01L27/3246 ,  H01L51/002 ,  H01L51/0008 ,  H01L51/5088 ,  H01L51/5209 ,  H01L51/56 ,  H01L2251/305 ,  H01L2251/306 ,  H01L2251/308 ,  H01L2251/558

Abstract: An organic light emitting display device may include a substrate, a first pixel electrode on the substrate, a pixel defining layer on the substrate, the pixel defining layer having an opening exposing a portion of the first pixel electrode, a second pixel electrode on the portion of the first pixel electrode exposed by the opening, a hole injection layer on the second pixel electrode, the hole injection layer including a metal oxide, an organic light emitting layer on the hole injection layer; and a common electrode on the organic light emitting layer.