公开(公告)号：US20200013989A1

公开(公告)日：2020-01-09

申请号：US16572462

申请日：2019-09-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jonghyun Choi ,  Kinyeng Kang ,  Suyeon Sim

IPC: H01L51/52 ,  G04B19/12 ,  H01L27/32 ,  H01L51/56

Abstract: A method of manufacturing a display apparatus includes providing a substrate, forming a display unit defining an opening portion in a display region over the substrate, forming a thin film encapsulation layer to seal the display unit, forming a touch electrode over the thin film encapsulation layer, forming a touch insulating film covering the touch electrode such that the thin film encapsulation layer and the touch insulating film are sequentially stacked and formed over the substrate in the opening portion, forming a touch contact hole by removing a portion of the touch insulating film to expose a portion of the touch electrode, and removing a portion of the touch insulating film and a portion of the thin film encapsulation layer formed in the opening portion to expose a portion of the substrate during the forming of the touch contact hole.

公开(公告)号：US10482811B2

公开(公告)日：2019-11-19

申请号：US16223054

申请日：2018-12-17

Applicant: Samsung Display Co., Ltd.

Inventor： Kinyeng Kang ,  Jonghyun Choi ,  Sunkwang Kim ,  Suyeon Sim ,  Joosun Yoon

IPC: G09G3/3225 ,  H01L27/32 ,  H01L51/52 ,  G09G3/3233

Abstract: A display apparatus includes a substrate, a display unit on the substrate and including a display region including a first display region having a plurality of first pixel circuits configured to drive a plurality of first light-emitting devices, and a second display region having a plurality of second pixel circuits configured to drive a plurality of second light-emitting devices, a plurality of scan lines crossing the display region in a first direction, and a plurality of data lines crossing the display region in a second direction, wherein resolutions of the first and second display regions are different, wherein a total number of the first light-emitting devices driven by one of the first pixel circuits is different from a total number of the second light-emitting devices driven by one of the second pixel circuits, and wherein the display unit and the substrate define at least one through portion in the second display region.

公开(公告)号：US20190173053A1

公开(公告)日：2019-06-06

申请号：US16273042

申请日：2019-02-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jonghyun Choi ,  Kinyeng Kang ,  Suyeon Sim

IPC: H01L51/52 ,  H01L27/32 ,  G04B19/12 ,  H01L51/56

CPC classification number: H01L51/5253 ,  G04B19/04 ,  G04B19/12 ,  H01L27/323 ,  H01L27/3244 ,  H01L27/326 ,  H01L51/5246 ,  H01L51/56 ,  H01L2227/323

Abstract: A method of manufacturing a display apparatus includes providing a substrate, forming a display unit defining an opening portion in a display region over the substrate, forming a thin film encapsulation layer to seal the display unit, forming a touch electrode over the thin film encapsulation layer, forming a touch insulating film covering the touch electrode such that the thin film encapsulation layer and the touch insulating film are sequentially stacked and formed over the substrate in the opening portion, forming a touch contact hole by removing a portion of the touch insulating film to expose a portion of the touch electrode, and removing a portion of the touch insulating film and a portion of the thin film encapsulation layer formed in the opening portion to expose a portion of the substrate during the forming of the touch contact hole.

公开(公告)号：US10224383B2

公开(公告)日：2019-03-05

申请号：US15241803

申请日：2016-08-19

Applicant: Samsung Display Co., Ltd.

Inventor： Sangho Park ,  Joungkeun Park ,  Kwangsuk Kim ,  Taehyun Kim ,  Suyeon Sim ,  Joosun Yoon ,  Seungmin Lee

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

Abstract: An organic light-emitting display apparatus includes a substrate divided into a display area and a peripheral area that is around the display area. Pixels are formed over the display area. For each pixel, a thin film transistor is provided. An insulation film covers the thin film transistor. Each pixel includes a pixel electrode disposed on the insulation film and electrically connected to the thin film transistor, a pixel defining layer covering an edge area of the pixel electrode, an opposite electrode facing the pixel electrode, and an organic light-emitting layer disposed between the pixel electrode and the opposite electrode. The pixel defining layer includes an opening to expose a center area of the pixel electrode, a first inclination portion, and a second inclination portion. An end of the pixel electrode is disposed between the insulation film and the second inclination portion.

公开(公告)号：US20170149014A1

公开(公告)日：2017-05-25

申请号：US15332742

申请日：2016-10-24

Applicant: Samsung Display Co., Ltd.

Inventor： Jonghyun Choi ,  Seungyong Song ,  Hyangshik Kong ,  Jangdoo Lee ,  Suyeon Sim

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

CPC classification number: H01L51/5253 ,  H01L27/3244 ,  H01L51/003 ,  H01L51/0097 ,  H01L51/52 ,  H01L51/56 ,  H01L2227/323 ,  H01L2227/326 ,  H01L2251/5338

Abstract: A method of manufacturing an organic light emitting display apparatus includes: preparing a substrate having a first surface and a second surface opposite to the first surface; forming a through-hole penetrating the substrate from the first surface to the second surface; forming a humidity preventing layer on the substrate; forming a plurality of organic light emitting diodes on the substrate; and removing an organic light emitting diode adjacent to the through-hole from among the plurality of organic light emitting diodes, in which the humidity preventing layer may be formed on the substrate via a sequential vapor infiltration (SVI) process.

公开(公告)号：US20170141172A1

公开(公告)日：2017-05-18

申请号：US15153512

申请日：2016-05-12

Applicant: Samsung Display Co., Ltd.,

Inventor： Seunghwan Cho ,  Seungmin Lee ,  Sangho Park ,  Donghwan Shim ,  Suyeon Sim ,  Joosun Yoon

IPC: H01L27/32 ,  H01L51/56

CPC classification number: H01L27/3262 ,  H01L27/124 ,  H01L27/1248 ,  H01L27/1255 ,  H01L27/1259 ,  H01L27/3246 ,  H01L27/3248 ,  H01L27/3258 ,  H01L27/3265 ,  H01L27/3276 ,  H01L51/56 ,  H01L2227/323

Abstract: An organic light-emitting display that includes a substrate comprising a pixel area, a thin film transistor arranged within the pixel area, a wiring electrically connected to the a thin film transistor, an insulating layer covering the thin film transistor and the wiring, a pixel electrode arranged over the insulating layer, a pixel-defining layer having an opening that exposes the pixel electrode, an opposite electrode facing the pixel electrode and an organic emission layer interposed between the pixel electrode and the opposite electrode, the insulating layer having a first region that is overlapped by the pixel electrode and a second region that is not overlapped by the pixel electrode, the second region being thicker than the first region to reduce parasitic capacitance between the opposite electrode and the wiring.

公开(公告)号：US11251401B2

公开(公告)日：2022-02-15

申请号：US16927872

申请日：2020-07-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sunkwang Kim ,  Kinyeng Kang ,  Suyeon Sim ,  Jonghyun Choi

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

Abstract: An organic light-emitting display apparatus includes a display substrate and a thin film encapsulation layer on the display substrate. The display substrate includes at least one hole, a thin film transistor, a light-emitting portion electrically connected to the thin film transistor, and a plurality of insulating layers. The light-emitting portion includes a first electrode, an intermediate layer, and a second electrode. The display substrate includes an active area, an inactive area between the active area and the hole, and a plurality of insulating dams. Each insulating dam includes at least one layer. The inactive area includes a first area different from a laser-etched area and a second laser-etched area.

公开(公告)号：US10748977B2

公开(公告)日：2020-08-18

申请号：US15196811

申请日：2016-06-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Suyeon Sim ,  Kwangsuk Kim ,  Sangho Park ,  Seunghwan Cho

IPC: H01L27/32 ,  H01L51/56 ,  H01L27/12

Abstract: An organic light-emitting display apparatus is provided as follows. A thin film transistor is disposed on a substrate. A first insulating layer covers the thin film transistor. The first insulating layer includes a barrier wall and a flat portion. The barrier wall protrudes from the flat portion. A pixel electrode is disposed on the flat portion surrounded by the barrier wall. The pixel electrode is electrically connected to the thin film transistor. A pixel defining layer is disposed on the pixel electrode and partially exposes the pixel electrode.

公开(公告)号：US10418434B2

公开(公告)日：2019-09-17

申请号：US15284562

申请日：2016-10-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sunkwang Kim ,  Kinyeng Kang ,  Jonghyun Choi ,  Suyeon Sim

IPC: H01L27/32 ,  H01L27/12

Abstract: A display device includes a through portion passing through a display layer. The display includes a plurality of scan lines above the substrate and extending in a first direction, a plurality of data lines extending in a second direction, and a plurality of pixels connected to the scan lines and data lines. The data lines include a first data line and a second data line disconnected by the through portion, and a third data line spaced apart from the through portion along the first direction. The first data line is electrically connected with the third data line.

公开(公告)号：US20190157614A1

公开(公告)日：2019-05-23

申请号：US16252371

申请日：2019-01-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jonghyun Choi ,  Kinyeng Kang ,  Sunkwang Kim ,  Suyeon Sim

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

Abstract: An organic light-emitting display including a substrate, an insulating layer on the substrate, the substrate and the insulating layer having an opening therethrough penetrating, a pixel array on the insulating layer, the pixel array including a plurality of pixels that surround the opening, a first pixel adjacent to the opening from among the plurality of pixels includes a pixel electrode layer, an intermediate layer on the pixel electrode layer, and an opposite electrode layer on the intermediate layer, and a stepped portion on the substrate and adjacent to the opening, the stepped portion having an under-cut step, wherein the intermediate layer including an organic emission layer, and wherein at least one of the intermediate layer and the opposite electrode layer extends toward the opening and is disconnected by the stepped portion.