公开(公告)号：US20180068919A1

公开(公告)日：2018-03-08

申请号：US15608550

申请日：2017-05-30

Applicant: Samsung Display Co., Ltd.

Inventor： Yunmo CHUNG ,  Ilhun SEO ,  Hojin YOON ,  Daewoo LEE ,  Minseong YI ,  Miyeon CHO

IPC: H01L23/31 ,  H01L23/538 ,  G09G3/36 ,  H01L23/482 ,  H01L27/02

CPC classification number: H01L23/31 ,  G09G3/3685 ,  H01L23/4824 ,  H01L23/5387 ,  H01L27/0248 ,  H01L27/3276 ,  H01L51/5253

Abstract: Provided is a display apparatus capable of minimizing defect occurrences during manufacturing of the display apparatus while securing a long lifespan of the display apparatus. The display apparatus includes a substrate comprising a bent area between a first area and a second area and bent about a bending axis, display devices on the first area, a scan driving circuit unit on the second area, a first encapsulation layer configured to cover the display devices, and a second encapsulation layer apart from the first encapsulation layer and configured to cover the scan driving circuit unit.

公开(公告)号：US20200091446A1

公开(公告)日：2020-03-19

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：US20180040837A1

公开(公告)日：2018-02-08

申请号：US15656732

申请日：2017-07-21

Applicant: Samsung Display Co., Ltd.

Inventor： Ilhun Seo ,  Hojin YOON ,  Daewoo LEE ,  Minseong YI ,  Yunmo CHUNG ,  Miyeon CHO

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

CPC classification number: H01L51/0097 ,  H01L27/3258 ,  H01L27/3262 ,  H01L27/3276 ,  H01L51/5253 ,  H01L2227/323 ,  H01L2251/5338

Abstract: A display device and method of manufacturing the device that facilitates exposing a pad includes a flexible substrate including a central area and a peripheral area surrounding the central area, a display unit in the central area, an encapsulation layer covering the display unit and including at least one inorganic layer and at least one organic layer, an insulating layer disposed in the peripheral area defining a recess having a bottom and side portions, and a reinforcing portion disposed inside the recess, including a metallic material, and covering at least a part of the bottom and side portions of the recess.

公开(公告)号：US20210343756A1

公开(公告)日：2021-11-04

申请号：US17352357

申请日：2021-06-21

Applicant: Samsung Display Co., Ltd.

Inventor： Yunmo CHUNG ,  Daewoo LEE ,  llhun SEO ,  Hojin YOON

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

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：US20190221616A1

公开(公告)日：2019-07-18

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

CPC classification number: H01L27/3223 ,  H01L27/3262 ,  H01L27/3276 ,  H01L51/5012 ,  H01L51/5206 ,  H01L51/5221 ,  H01L51/56 ,  H01L2227/323

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：US20210343815A1

公开(公告)日：2021-11-04

申请号：US17025740

申请日：2020-09-18

Applicant: Samsung Display Co., Ltd.

Inventor： Ilhun SEO ,  Daewoo LEE ,  Woosik JUN ,  Yunmo CHUNG

IPC: H01L27/32

Abstract: A display apparatus includes: a lower substrate including a display area and a non-display area; a thin film transistor at the display area; a display element at the display area and electrically connected to the thin film transistor; and a discharge element at the non-display area. The discharge element includes at least one electrode layer, at least one discharge layer on the electrode layer, and at least one first insulating layer between the electrode layer and the discharge layer, and a distance from an upper surface of the lower substrate to an upper surface of the discharge layer is greater than or equal to a distance from the upper surface of the lower substrate to an upper surface of a top layer of the thin film transistor.

公开(公告)号：US20210111358A1

公开(公告)日：2021-04-15

申请号：US17126305

申请日：2020-12-18

Applicant: Samsung Display Co., Ltd.

Inventor： Ilhun SEO ,  Yunmo CHUNG ,  Jaewook KANG ,  Daewoo LEE ,  Takyoung LEE

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

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, an intermediate wiring including a first intermediate wiring portion in the first area and a second intermediate wiring portion in the second area, 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：US20200083474A1

公开(公告)日：2020-03-12

申请号：US16534507

申请日：2019-08-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Takyoung LEE ,  Jaewook KANG ,  Yunmo CHUNG

IPC: H01L51/52 ,  H01L27/32

Abstract: A display apparatus includes a lower substrate including a peripheral area around a display area, an upper substrate facing the lower substrate, a display unit in the display area including a pixel circuit and a display device electrically connected to the pixel circuit, a seal in the peripheral area to surround the display unit, the seal adhering the lower substrate to the upper substrate, a power supply line between the lower substrate and the seal such that at least a portion of the power supply line and the seal overlap each other, and a first thermally conductive layer between the power supply line and the lower substrate, at least a part of the first thermally conductive layer overlapping an end portion of the power supply line, the first thermally conductive layer being connected to the power supply line and extending toward an edge of the lower substrate.