公开(公告)号：US20230006180A1

公开(公告)日：2023-01-05

申请号：US17944361

申请日：2022-09-14

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunsang Seo ,  Doohyoung Lee

IPC: H01L51/52 ,  H01L51/56

Abstract: A display device includes: a first substrate including a first through hole, a display area, and a non-display area, the display area surrounding the first through hole, and the non-display area surrounding at least a portion of the display area; an inorganic insulating layer arranged in the display area; a display element layer including a display element and arranged on the inorganic insulating layer; a second substrate including a second through hole and arranged on the display element layer, the second through hole being connected to the first through hole; and a blocking member arranged along an inner surface of the first through hole and the second through hole, and extending from the first substrate to the second substrate, wherein the inorganic insulating layer extends from the display area to the inner surface of the first through hole.

公开(公告)号：US11469400B2

公开(公告)日：2022-10-11

申请号：US16988807

申请日：2020-08-10

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunsang Seo ,  Doohyoung Lee

IPC: H01L51/52 ,  H01L51/56

Abstract: A display device includes: a first substrate including a first through hole, a display area, and a non-display area, the display area surrounding the first through hole, and the non-display area surrounding at least a portion of the display area; an inorganic insulating layer arranged in the display area; a display element layer including a display element and arranged on the inorganic insulating layer; a second substrate including a second through hole and arranged on the display element layer, the second through hole being connected to the first through hole; and a blocking member arranged along an inner surface of the first through hole and the second through hole, and extending from the first substrate to the second substrate, wherein the inorganic insulating layer extends from the display area to the inner surface of the first through hole.

公开(公告)号：US20210265593A1

公开(公告)日：2021-08-26

申请号：US16988807

申请日：2020-08-10

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunsang Seo ,  Doohyoung Lee

IPC: H01L51/52 ,  H01L51/56

Abstract: A display device includes: a first substrate including a first through hole, a display area, and a non-display area, the display area surrounding the first through hole, and the non-display area surrounding at least a portion of the display area; an inorganic insulating layer arranged in the display area; a display element layer including a display element and arranged on the inorganic insulating layer; a second substrate including a second through hole and arranged on the display element layer, the second through hole being connected to the first through hole; and a blocking member arranged along an inner surface of the first through hole and the second through hole, and extending from the first substrate to the second substrate, wherein the inorganic insulating layer extends from the display area to the inner surface of the first through hole.

公开(公告)号：US09941143B2

公开(公告)日：2018-04-10

申请号：US14687080

申请日：2015-04-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chanwoo Yang ,  Do-Hyun Kim ,  Jeongju Park ,  Junhyun Park ,  Doohyoung Lee ,  Xinxing Li

IPC: H01L29/786 ,  H01L21/467 ,  H01L29/66 ,  H01L21/4757 ,  H01L29/417 ,  H01L29/45 ,  H01L27/12

CPC classification number: H01L21/467 ,  H01L21/47573 ,  H01L27/1225 ,  H01L27/124 ,  H01L27/1248 ,  H01L27/1259 ,  H01L29/41733 ,  H01L29/45 ,  H01L29/66969 ,  H01L29/78606 ,  H01L29/7869

Abstract: A thin film transistor include a control electrode, a semiconductor layer on the control electrode, an input electrode, at least a portion of the input electrode being on the semiconductor layer, and an output electrode spaced apart from the input electrode, at least a portion of the output electrode being on the semiconductor layer. Each of the input electrode and the output electrode includes a wiring layer including a metal material, a dummy portion on a side part of the wiring layer, the dummy portion including an oxide of the metal material, and a protection layer on the wiring layer, the protection layer overlapping the wiring layer and the dummy portion.