公开(公告)号：US20200321561A1

公开(公告)日：2020-10-08

申请号：US16822196

申请日：2020-03-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： KWANGWOO PARK ,  Junhyuk Woo ,  Hyeonbum Lee ,  Eonjoo Lee

IPC: H01L51/52 ,  H01L51/56

Abstract: A display apparatus includes a display panel including an opening area through which light passes, a non-display area including an opening peripheral area that is around a periphery of the opening area, and a display area including at least one pixel, the display area being around a periphery of the opening peripheral area, an optical film layer disposed on the display panel, and a cover window disposed on the optical film layer. The display panel includes a base substrate, a light emitting structure disposed on the base substrate, a planarization insulating layer disposed on the substrate in the opening peripheral area, and a light blocking pattern disposed on the planarization insulating layer in the opening peripheral area.

公开(公告)号：US10777621B2

公开(公告)日：2020-09-15

申请号：US16035477

申请日：2018-07-13

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeonbum Lee ,  Jeongwon Kim ,  Hyoeng-ki Kim ,  Kwangwoo Park ,  Junhyuk Woo ,  Dongki Lee ,  Eonjoo Lee

IPC: H01L27/32 ,  G06F3/044 ,  H01L51/00 ,  H01L51/52 ,  G06F3/041

Abstract: A display device includes a pixel defining layer disposed on a substrate and defining a plurality of openings, a plurality of organic light emitting elements disposed in the openings, a first black matrix disposed on the pixel defining layer, a thin film encapsulation layer disposed on the organic light emitting elements and the first black matrix, a plurality of touch sensor portions disposed on the thin film encapsulation layer and overlapping with the pixel defining layer, a second black matrix disposed on the touch sensor portions, and a polarizing film disposed on the second black matrix.

公开(公告)号：US10199608B2

公开(公告)日：2019-02-05

申请号：US15858115

申请日：2017-12-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junhyuk Woo ,  Jeongwon Kim ,  Hyoeng-ki Kim ,  Kwangwoo Park ,  Bongyeon Kim

IPC: H01L29/08 ,  H01L21/00 ,  H01L51/52 ,  H01L27/32 ,  H01L51/56 ,  H01L51/50

Abstract: An organic electroluminescence display apparatus includes an insulating layer including a concave portion having a concave first upper surface, a first electrode including a curved electrode portion having a concave second upper surface overlapped with the concave portion, a pixel definition layer including a first opening defined therethrough to expose the second upper surface, an organic layer disposed on the first electrode, a second electrode disposed on the organic layer, and a light blocking layer including a second opening defined therethrough. The second opening has a width smaller than the first opening and overlaps with the first opening.

公开(公告)号：US09632438B2

公开(公告)日：2017-04-25

申请号：US14604459

申请日：2015-01-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： DongEon Lee ,  Min Kang ,  Bong Yeon Kim ,  Yong Son ,  Junhyuk Woo ,  Hyunjoo Lee ,  Jinho Ju

IPC: G03F1/26 ,  G03F7/20 ,  G03F9/00

CPC classification number: G03F1/30 ,  G03F1/26 ,  G03F7/2002 ,  G03F7/2008 ,  G03F7/70191 ,  G03F7/70283 ,  G03F9/7003 ,  G03F9/7007

Abstract: A method of forming a pattern includes: preparing a target substrate including a photoresist layer on a base substrate; aligning a phase shift mask to the target substrate, the phase shift mask including a mask substrate comparted into a first region including a first sub region and second sub regions at sides of the first sub region, and second regions at sides of the first region, the phase shift mask including a phase shift layer on the mask substrate corresponding to the first region; fully exposing the photoresist layer at the first sub region and the second regions by utilizing the phase shift mask; and removing the photoresist layer at the first sub region and the second regions to form first and second photoresist patterns corresponding to the second sub regions. Transmittance of the phase shift layer is selected to fully expose the photoresist layer in the first sub region.

公开(公告)号：US12004371B2

公开(公告)日：2024-06-04

申请号：US17286416

申请日：2019-10-17

Applicant: Samsung Display Co., Ltd.

Inventor： Hyoeng-Ki Kim ,  Junhyuk Woo ,  Eonjoo Lee ,  Hyeonbum Lee ,  Jin-Whan Jung ,  Dongki Lee

IPC: H10K50/858 ,  G06F3/041 ,  H10K50/86 ,  H10K59/122 ,  H10K59/40

CPC classification number: H10K50/858 ,  H10K50/865 ,  H10K59/40 ,  G06F3/0412 ,  H10K59/122

Abstract: A display apparatus includes: a display layer including a plurality of organic light emitting elements, and defining a plurality of light emitting areas and a non-light emitting area surrounding the light emitting areas; and an input sensing layer on the display layer. The input sensing layer includes: a first conductive pattern on the display layer; an insulating layer on the first conductive pattern to cover the first conductive pattern, and defining a plurality of light collecting patterns overlapping with the light emitting areas in a plan view; a second conductive pattern on a top surface of the insulating layer; and an overcoat layer on the second conductive pattern to cover the insulating layer and the second conductive pattern. Each of the light collecting patterns is recessed downward from the top surface of the insulating layer.

公开(公告)号：US11747926B2

公开(公告)日：2023-09-05

申请号：US17472233

申请日：2021-09-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyeonbum Lee ,  Jeongwon Kim ,  Kwangwoo Park ,  Junhyuk Woo

IPC: G06F3/041 ,  H10K50/86 ,  H10K50/844 ,  H10K59/40 ,  H10K59/126 ,  H10K59/131 ,  H10K59/121

CPC classification number: G06F3/0412 ,  H10K50/8445 ,  H10K50/865 ,  H10K59/126 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/131 ,  H10K59/40

Abstract: A display apparatus includes a display panel in which a display area to display an image and a non-display area adjacent to the display area are defined, and in which a central area and a peripheral area in a periphery of the central area are defined in the display area, a touch sensor on the display panel, the touch sensor including a touch electrode layer, and a black matrix on the display panel. The black matrix includes a first black matrix in the central area and a second black matrix in the peripheral area. The second black matrix is on layer of the display panel that is higher than the first black matrix.

公开(公告)号：US11563066B2

公开(公告)日：2023-01-24

申请号：US17023623

申请日：2020-09-17

Applicant: Samsung Display Co., LTD.

Inventor： Eonjoo Lee ,  Jin-Whan Jung ,  Hyoeng-Ki Kim ,  Junhyuk Woo

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

Abstract: An organic light emitting display (OLED) device includes a substrate, a semiconductor element on the substrate, a planarization layer on the semiconductor, and a light emitting structure on the planarization layer. The planarization layer includes a contact hole exposing a portion of the semiconductor and a plurality of grooves surrounding the contact hole. The light emitting structure is electrically connected to the semiconductor element via the contact hole.

公开(公告)号：US11335763B2

公开(公告)日：2022-05-17

申请号：US17037991

申请日：2020-09-30

Applicant: Samsung Display Co., Ltd.

Inventor： Junhyuk Woo ,  Kwangwoo Park

IPC: H01L27/32 ,  G02F1/1362 ,  H01L27/12

Abstract: A method of manufacturing a display device includes preparing a carrier substrate, forming a first substrate layer on the carrier substrate, forming a first, second, and third through holes in the first substrate layer, forming a first intermediate conductive layer having a first exposed portion and a second exposed portion, forming a second intermediate conductive layer having a third exposed portion, forming a second substrate layer on the first substrate layer to cover the first intermediate conductive layer and the second intermediate conductive layer, forming a fourth through hole in the second substrate layer, forming a wiring on the second substrate layer, separating the first substrate layer from the carrier substrate, arranging a first electronic device on a surface of the first substrate layer, and arranging a second electronic device on the surface of the first substrate layer.

公开(公告)号：US10680052B2

公开(公告)日：2020-06-09

申请号：US16132093

申请日：2018-09-14

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeonbum Lee ,  Hyoengki Kim ,  Jeongwon Kim ,  Kwangwoo Park ,  Junhyuk Woo ,  Jihwang Lee

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

Abstract: An organic light-emitting display and a method of manufacturing the same are provided. An organic light-emitting display includes: a substrate including a light-emission region and a non-light-emission region around the light-emission region; a display device on the light-emission region of the substrate; and an encapsulation member on the display device. The encapsulation member includes a light-shielding member including a first light-shielding layer and a second light-shielding layer, the first light-shielding layer being in a region corresponding to the non-light-emission region, and the second light-shielding layer being on the first light-shielding layer; and a color conversion member in a region corresponding to the light-emission region.

公开(公告)号：US09873857B2

公开(公告)日：2018-01-23

申请号：US14972351

申请日：2015-12-17

Applicant: Samsung Display Co., Ltd. ,  LTCAM CO., LTD.

Inventor： Dongeon Lee ,  Jinho Ju ,  Junhyuk Woo ,  Seokho Lee

IPC: C11D7/50 ,  C11D11/00 ,  C11D7/32 ,  C11D7/26 ,  C11D7/08 ,  H01L21/02

CPC classification number: C11D11/0047 ,  C11D7/08 ,  C11D7/265 ,  C11D7/3209 ,  C11D7/3245 ,  H01L21/02057

Abstract: Provided is a cleaning composition, including, from about 0.01 weight % to about 10.0 weight % of a chelating agent, from about 0.01 weight to about 3.0 weight % of an organic acid containing a carboxyl group, from about 0.01 weight % to about 2.0 weight % of an inorganic acid, from about 1.0 weight % to about 15.0 weight % of an amine and water in an amount sufficient to bring the total weight of the cleaning composition to 100 weight %.