公开(公告)号：US11574959B2

公开(公告)日：2023-02-07

申请号：US16847208

申请日：2020-04-13

Applicant: Samsung Display Co., Ltd.

Inventor： Inbae Kim ,  Minho Moon ,  Kyuhwan Hwang

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  H01L51/00 ,  C23C16/458 ,  C23C16/04 ,  C23C14/04

Abstract: A display apparatus includes a substrate including first and display areas, wherein the first display area includes first and second pixel areas and a transmission area; a first pixel disposed in the first pixel area and including a first pixel electrode, a first counter electrode, and a first intermediate layer between the first electrode and the first counter electrode; and a second pixel disposed in the second pixel area and including a second pixel electrode, a second counter electrode, and a second intermediate layer between the second pixel electrode and the second counter electrode. The first and second counter electrodes are disposed in the first and second pixel areas, and the first and the second counter electrodes include a first contact area where the first and the second pixel areas are adjacent to each other. A method of manufacturing the display apparatus is provided.

公开(公告)号：US20190027687A1

公开(公告)日：2019-01-24

申请号：US15865141

申请日：2018-01-08

Applicant: Samsung Display Co., Ltd.

Inventor： Youngmin Moon ,  Sungsoon Im ,  Jeongkuk Kim ,  Minho Moon ,  Kyuhwan Hwang

IPC: H01L51/00 ,  H01L27/32 ,  H01L51/56 ,  C25D1/20 ,  C25D1/10 ,  C23C16/04 ,  C23C14/04 ,  B23K26/50 ,  G03F7/16 ,  G03F7/20 ,  G03F7/26

Abstract: A mask for thin film deposition of a display apparatus having both end portions coupleable to a frame in a state of tension in a lengthwise direction thereof, the mask including: a first portion having a first thickness and a plurality of pattern holes through which a deposition material may pass; a second portion comprising a welding portion having a second thickness configured to be coupled to a frame; and a third portion connecting the first portion and the third portion, wherein the first thickness is less than the second thickness, and the third portion includes an inclined surface connecting the first portion and the second portion.

公开(公告)号：US09972810B2

公开(公告)日：2018-05-15

申请号：US15196055

申请日：2016-06-29

Applicant: Samsung Display Co., Ltd.

Inventor： Youngmin Moon ,  Sungsoon Im ,  Kyuhwan Hwang ,  Minho Moon

IPC: H01L21/00 ,  H01L51/56 ,  B23K26/382 ,  C25D1/10 ,  C25D1/20 ,  G03F7/20 ,  H01L51/00 ,  B23K101/36

CPC classification number: H01L51/56 ,  B23K26/382 ,  B23K2101/36 ,  C25D1/08 ,  C25D1/10 ,  C25D1/20 ,  C25D3/562 ,  G03F7/20 ,  H01L27/3244 ,  H01L51/0011 ,  H01L2227/323

Abstract: A method of manufacturing a mask assembly includes forming, via an electroforming process, a base material including at least one opening on an electrode plate; and reprocessing the at least one opening using a laser to form at least one reprocessed opening.

公开(公告)号：US11618941B2

公开(公告)日：2023-04-04

申请号：US17324029

申请日：2021-05-18

Applicant: Samsung Display Co., Ltd.

Inventor： Youngmin Moon ,  Minho Moon ,  Seungyong Song ,  Sungsoon Im

IPC: C23C14/04 ,  H01L51/00 ,  H01L51/56 ,  B05C21/00

Abstract: A mask assembly includes a mask frame in which a first opening is defined, the mask frame including a front surface through which the first opening extends, and a deposition mask which is attached to the front surface of the mask frame and through which a plurality of second openings is defined. The mask frame includes an in which the front surface extends along a direction of gravity, the deposition mask includes an initial mask which is attached to the front surface of the mask frame in the thereof and through which the plurality of second openings is defined, and the of the mask frame having the front surface which extends along the direction of gravity disposes the first opening of the mask frame corresponding to all of the plurality of second openings of the initial mask along the direction of gravity.

公开(公告)号：US20210265599A1

公开(公告)日：2021-08-26

申请号：US17030372

申请日：2020-09-24

Applicant: Samsung Display Co., Ltd.

Inventor： Minho Moon ,  Jinoh Kwag ,  Inbae Kim ,  Seungyong Song ,  Duckjung Lee ,  Hyeyong Chu

IPC: H01L51/56 ,  H01L51/00

Abstract: An apparatus for manufacturing a display device includes: a mask assembly, wherein the mask assembly includes: a mask frame including an open area; a first mask disposed on the mask frame, the first mask including at least one opening; a second mask disposed on the first mask, the second mask including a mesh portion having a mesh shape and a blocking member to shield a portion of the mesh portion; and a first support supporting a display substrate on the second mask and separating the display substrate from the second mask, wherein the blocking member overlaps the opening.

公开(公告)号：US11081645B2

公开(公告)日：2021-08-03

申请号：US16563619

申请日：2019-09-06

Applicant: Samsung Display Co., Ltd.

Inventor： In-Bae Kim ,  Minho Moon ,  Youngho Park ,  Sungsoon Im

IPC: H01L51/00 ,  H01L27/32 ,  H01L51/56 ,  C23C14/04 ,  B23K26/22 ,  B23K26/352 ,  C23C14/24

Abstract: Provided is a mask assembly including a mask sheet including a pattern part with at least one opening part, and a welding part connected to the pattern part, and a mask frame with the mask sheet mounted thereon and welded to the welding part. The mask sheet includes a first surface configured to fact the mask frame and a second surface opposite to the first surface. The welding part includes a hatching area in which a surface roughness of the second surface is larger than that of the second surface in the pattern part.

公开(公告)号：US10374157B2

公开(公告)日：2019-08-06

申请号：US15677119

申请日：2017-08-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jeongkuk Kim ,  Minho Moon ,  Youngmin Moon

IPC: H01L51/00 ,  H01L21/02 ,  C23C14/04 ,  H01L51/56 ,  H01L27/32

Abstract: A mask for deposition, a method of manufacturing a mask for deposition, and a method of manufacturing a display device, the mask for deposition being coupleable to a frame with tensile force applied to opposite ends of the mask in a first direction and including a first rib portion having a first thickness; and a pattern portion including a plurality of pattern holes through which a deposition material is transmittable, and at least one etch portion, the at least one etch portion having a second thickness that is less than the first thickness and connecting between some of the plurality of pattern holes.

公开(公告)号：US20190177830A1

公开(公告)日：2019-06-13

申请号：US16169693

申请日：2018-10-24

Applicant: Samsung Display Co., Ltd.

Inventor： In-bae Kim ,  Minho Moon ,  Sungsoon Im ,  Kyuhwan Hwang

IPC: C23C14/04 ,  B23K26/06 ,  B23K31/02 ,  C21D6/00

Abstract: A mask sheet and a method for manufacturing the same are provided. A mask sheet includes one or more openings defined therein, and an alloy of nickel and iron, and a particle of the alloy has a single crystalline structure. A method for manufacturing a mask sheet includes preparing a base sheet including an alloy of nickel and iron, performing a heat treatment on the entire base sheet; and forming one or more openings in the heat-treated base sheet.

公开(公告)号：US09837608B2

公开(公告)日：2017-12-05

申请号：US15175640

申请日：2016-06-07

Applicant: Samsung Display Co., Ltd.

Inventor： Youngmin Moon ,  Minho Moon ,  Sungsoon Im ,  Soonchul Chang ,  Kyuhwan Hwang

IPC: H01L21/00 ,  H01L51/00 ,  H01L51/52 ,  H01L51/56 ,  C23C14/04 ,  C23C14/24

CPC classification number: H01L51/0011 ,  C23C14/042 ,  C23C14/24 ,  H01L27/3244 ,  H01L51/0023 ,  H01L51/5237 ,  H01L51/5256 ,  H01L51/56

Abstract: A mask assembly includes: a mask frame; and a mask sheet disposed on the mask frame, wherein the mask sheet is stretched by applying tensile force and affixed onto the mask frame, wherein the mask sheet includes a pattern including a plurality of openings, and wherein a thickness of the pattern is different from thicknesses of other portions of the mask sheet.

公开(公告)号：US11885006B2

公开(公告)日：2024-01-30

申请号：US18158679

申请日：2023-01-24

Applicant: Samsung Display Co., Ltd.

Inventor： Youngmin Moon ,  Minho Moon ,  Seungyong Song ,  Sungsoon Im

IPC: C23C14/04 ,  B05C21/00 ,  H10K71/00 ,  H10K71/16

CPC classification number: C23C14/042 ,  B05C21/005 ,  H10K71/00 ,  H10K71/166

Abstract: A mask assembly includes a mask frame in which a first opening is defined, the mask frame including a front surface through which the first opening extends, and a deposition mask which is attached to the front surface of the mask frame and through which a plurality of second openings is defined. The mask frame includes an in which the front surface extends along a direction of gravity, the deposition mask includes an initial mask which is attached to the front surface of the mask frame in the thereof and through which the plurality of second openings is defined, and the of the mask frame having the front surface which extends along the direction of gravity disposes the first opening of the mask frame corresponding to all of the plurality of second openings of the initial mask along the direction of gravity.