公开(公告)号：US20220199732A1

公开(公告)日：2022-06-23

申请号：US17554403

申请日：2021-12-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ilhun Seo ,  Jisil Lee ,  Woosik Jun ,  Yunmo Chung

IPC: H01L27/32

Abstract: A display apparatus includes a first substrate including a display area and a peripheral area outside the display area, a display layer disposed in the display area and including first to third light-emitting elements, a shield pattern portion including a lower pattern layer disposed in the peripheral area and surrounding at least part of the display layer, and an upper pattern layer disposed above the lower pattern layer and electrically connected to the lower pattern layer through contact holes in an insulating layer covering the lower pattern layer, a second substrate disposed above the display layer, and a sealing portion surrounding at least a part of the display layer, disposed between the first substrate and the second substrate, covering one side of the shield pattern portion in a direction toward the display layer, and overlapping the contact holes.

公开(公告)号：US11056511B2

公开(公告)日：2021-07-06

申请号：US16846240

申请日：2020-04-10

Applicant: Samsung Display Co., Ltd.

Inventor： Yunmo Chung ,  Daewoo Lee ,  Ilhun Seo ,  Hojin Yoon

IPC: H01L27/12 ,  H01L27/32 ,  H01L27/146

Abstract: A display apparatus including a first thin film transistor disposed on a substrate and including a first gate electrode and a first active layer including a silicon semiconductor, and a second thin film transistor disposed on the first thin film transistor and including a second gate electrode and a second active layer overlapping the first thin film transistor, the second active layer including an oxide semiconductor.

公开(公告)号：US10937839B2

公开(公告)日：2021-03-02

申请号：US16251262

申请日：2019-01-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yunmo Chung ,  Takyoung Lee ,  Ilhun Seo ,  Hojin Yoon ,  Daewoo Lee

IPC: H01L29/08 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  H01L51/50

Abstract: A display apparatus and a method of manufacturing a display apparatus, the display apparatus including a first area, the first area including a structure of thin layers on a substrate; a second area, the second area including a structure of thin layers on the substrate; a planarization layer that planarizes the first area and the second area; and a step-height compensation layer, wherein the structure of thin layers of the first area is different from the structure of thin layers of the second area, the step-height compensation layer compensates for a height difference between the first area and the second area due to the different structures of thin layers, and the step-height compensation layer is between the substrate and the planarization layer and in the first area or the second area.

公开(公告)号：US20190266953A1

公开(公告)日：2019-08-29

申请号：US16287324

申请日：2019-02-27

Applicant: Samsung Display Co., Ltd.

Inventor： Takyoung Lee ,  Yunmo Chung ,  Ilhun Seo ,  Miyeon Cho

IPC: G09G3/3291 ,  G09G3/3233 ,  G09G3/3266 ,  H01L27/32 ,  G02B27/01

Abstract: A pixel circuit to be connected to a data line and first and second power supply lines includes a light emitting element connected between the first power supply line and the second power supply line; a driving transistor to control a current flowing from the first power supply line to the second power supply line through the light emitting element according to a voltage of a first node; a first switching element connected between the first node and a second node; a second switching element connected between the second node and a third node; a first capacitor connected between the first power supply line and the first node; and a second capacitor connected between the second node and the data line.

公开(公告)号：US20180068613A1

公开(公告)日：2018-03-08

申请号：US15676097

申请日：2017-08-14

Applicant: Samsung Display Co., Ltd.

Inventor： Yunmo Chung ,  Younjoon Kim ,  Ilhun Seo ,  Hojin Yoon ,  Daewoo Lee ,  Minseong Yi ,  Miyeon Cho

IPC: G09G3/3208 ,  H01L27/12 ,  G09G3/298

CPC classification number: G09G3/3208 ,  G06F1/1635 ,  G06F1/1694 ,  G06F1/26 ,  G06F3/041 ,  G06F3/04817 ,  G06F3/0486 ,  G06F3/147 ,  G09G3/2983 ,  G09G5/003 ,  G09G2300/0408 ,  G09G2380/02 ,  H01L27/1214 ,  H01L27/1218 ,  H01L27/3211 ,  H01L27/3241 ,  H01L27/3258 ,  H01L51/0023 ,  H01L51/0097 ,  H01L51/52 ,  H01L51/5256 ,  H05K7/02

Abstract: A display apparatus includes: a first area; a first bent area outside the first area, the first bent area being bent about a first bending axis; and a second bent area outside the first area, the second bent area being adjacent to an edge of the first area extending in a direction crossing the first bending axis, and being bent about a second bending axis that is parallel with an imaginary line extending in a direction crossing the first bending axis. A cut-off portion extends into the first area, the cut-off portion being at a portion where a first line crosses a second line, the first line being parallel with the first bending axis and passing through the first bent area, and the second line being parallel with the second bending axis and passing through the second bent area.

公开(公告)号：US11824067B2

公开(公告)日：2023-11-21

申请号：US17352357

申请日：2021-06-21

Applicant: Samsung Display Co., Ltd.

Inventor： Yunmo Chung ,  Daewoo Lee ,  Ilhun Seo ,  Hojin Yoon

IPC: H01L27/12 ,  H01L27/146 ,  H10K59/126 ,  H10K59/121

CPC classification number: H01L27/1251 ,  H01L27/124 ,  H01L27/1233 ,  H01L27/1248 ,  H01L27/1255 ,  H01L27/1259 ,  H01L27/14603 ,  H10K59/126 ,  H10K59/1213

Abstract: A display apparatus including a first thin film transistor including a first active layer, and a second thin film transistor disposed on the first thin film transistor and including a second active layer, in which a material of the first active layer is different from a material of the second active layer, and a channel area of the second active layer overlaps a channel area of the first active layer.

公开(公告)号：US10897019B2

公开(公告)日：2021-01-19

申请号：US16456519

申请日：2019-06-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ilhun Seo ,  Yunmo Chung ,  Jaewook Kang ,  Daewoo Lee ,  Takyoung Lee

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

Abstract: A display device includes a substrate including a first substrate portion including a first area, a second substrate portion including a second area, and a bending area between the first substrate portion and the second substrate portion, the substrate being bendable around a bending axis that extends in a first direction, an encapsulation portion over the first substrate portion, a seal portion between the first substrate portion and the encapsulation portion to bond the first substrate portion to the encapsulation portion, an intermediate wiring including a first intermediate wiring portion in the first area and a second intermediate wiring portion in the second area, the intermediate wiring being covered by at least one inorganic layer, and a connection wiring including at least a portion in the bending area and connecting the first intermediate wiring portion to the second intermediate wiring portion.

公开(公告)号：US10720590B2

公开(公告)日：2020-07-21

申请号：US16597820

申请日：2019-10-09

Applicant: Samsung Display Co., Ltd.

Inventor： Ilhun Seo ,  Hojin Yoon ,  Daewoo Lee ,  Minseong Yi ,  Yunmo Chung ,  Miyeon Cho

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

Abstract: A method of manufacturing a display device including forming a display unit in a central area of a flexible substrate; forming a pattern portion comprising a metallic material in a peripheral area of the flexible substrate; forming an insulating layer covering the pattern portion; forming an encapsulation layer including at least one inorganic layer and at least one organic layer over the display unit; and irradiating a laser beam at a portion of the insulating layer corresponding to the pattern portion to form a recess in the insulating layer and melt at least a part of the pattern portion.

公开(公告)号：US10535837B2

公开(公告)日：2020-01-14

申请号：US15673868

申请日：2017-08-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yun-mo Chung ,  Ilhun Seo ,  Hojin Yoon ,  Daewoo Lee ,  Minseong Yi ,  Miyeon Cho

IPC: H01L51/52 ,  H05K1/14 ,  H01L23/552 ,  H01L27/32 ,  H05K5/00 ,  G06F3/041

Abstract: A display module including a display panel, a supporting member, a first circuit board, and a light blocking member. The display panel includes a display area and a non-display area. The non-display area is bent. The supporting member includes a first surface overlapping the display area; a second surface opposite to the first surface; and a third surface configured to connect the first surface to the second surface. The first circuit board faces the second surface and is electrically connected to the non-display area. The light blocking member contacts a bent area of the non-display area.

公开(公告)号：US20190229131A1

公开(公告)日：2019-07-25

申请号：US16257693

申请日：2019-01-25

Applicant: Samsung Display Co., Ltd.

Inventor： Yunmo Chung ,  Daewoo Lee ,  Ilhun Seo ,  Hojin Yoon

IPC: H01L27/12

Abstract: A display apparatus including a first thin film transistor disposed on a substrate and including a first active layer, a second thin film transistor disposed on the first thin film transistor and including a second active layer overlapping the first thin film transistor, a first planarization layer disposed between the first thin film transistor and the second thin film transistor, the first planarization layer including a first insulating layer and a second insulating layer disposed on the first insulating layer, and a first buffer layer disposed between the first planarization layer and the second thin film transistor, in which an upper surface of the second insulating layer and an upper surface of the first insulating layer are substantially flush with each other.