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1.发明公开公开(公告)号：US20240324281A1
公开(公告)日：2024-09-26
申请号：US18421655
申请日：2024-01-24
Applicant: Samsung Display Co., Ltd.
Inventor： Seil Kim , Minchul Song , Sangshin Lee , Seungjin Lee , Sangheon Jeon
CPC classification number: H10K59/1201 , C25D5/022
Abstract: An apparatus for manufacturing a display apparatus includes: a mask assembly facing a display substrate; and a deposition source facing the mask assembly on a side opposite the display substrate. The mask assembly includes: a mask frame having an opening area; a first mask on the mask frame and having a first opening; and a second mask on the first mask and having a plurality of second openings overlapping with the first opening and positioned within a circumference of the first opening in a plan view. A corner curvature radius of each of the second openings is 6 μm or less.
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公开(公告)号：US12144237B2
公开(公告)日：2024-11-12
申请号：US18151940
申请日：2023-01-09
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Yalim Kim , Jongdae Lee , Sangheon Jeon , Dongseob Jeong , Youngeun Ryu , Minju Choi
Abstract: A mask assembly and an apparatus and method for manufacturing a display apparatus are provided. A mask assembly includes a mask frame and a mask on the mask frame and having at least one opening. The mask includes a mask body portion having the at least one opening, and a protruding portion arranged to surround the at least one opening and including an inner surface defining the at least one opening, the protruding portion protruding from the mask body portion and configured to protrude toward a display substrate and contact the display substrate. A deposition material is configured to pass through the at least one opening to be deposited in an entire display area of a display panel including a plurality of pixels.
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公开(公告)号：US20250059638A1
公开(公告)日：2025-02-20
申请号：US18754712
申请日：2024-06-26
Applicant: Samsung Display Co., Ltd.
Inventor： Sangwoo Jo , Youngeun Ryu , Junghyun Ahn , Yuri Lee , Sangheon Jeon
IPC: C23C14/04
Abstract: A mask assembly and an apparatus for manufacturing a display apparatus are provided. The mask assembly includes a mask frame including an opening area, at least one mask sheet covering the opening area of the mask frame, and a support stick disposed between the mask frame and the at least one mask sheet, extending in a first direction to traverse the opening area, and having both ends fixed to the mask frame. The at least one mask sheet includes submasks disposed side by side in a direction intersecting the first direction in which the support stick extends, and a connection stick disposed between the submasks and connecting two adjacent submasks among the submasks. The connection stick overlaps the support stick in a plan view.
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公开(公告)号：US20220102638A1
公开(公告)日：2022-03-31
申请号：US17347509
申请日：2021-06-14
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： MINJI JANG , Jongdae Lee , Jongbum Kim , Sanghoon Kim , Sangheon Jeon
Abstract: Provided are a mask-frame assembly including (i) a frame including an opening portion, (ii) an open mask coupled to the frame to cover the opening portion and including a main portion including a plurality of openings located in the opening portion, a first rib connected to the main portion and extending in a first direction away from a center of the main portion, a second rib connected to the main portion and extending in a second direction across the first direction and away from the center of the main portion, and a first bridge portion connecting a first edge of the first rib in a direction toward the second rib to a second edge of the second rib in a direction toward the first rib, and (iii) mask sticks overlapping the open mask, having both ends coupled to the frame, and including a plurality of holes.
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Patent Agency Ranking
公开(公告)号：US20230165122A1
公开(公告)日：2023-05-25
申请号：US18151940
申请日：2023-01-09
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Yalim Kim , Jongdae Lee , Sangheon Jeon , Dongseob Jeong , Youngeun Ryu , Minju Choi
CPC classification number: H10K71/00 , H10K71/166 , H10K71/164
Abstract: A mask assembly and an apparatus and method for manufacturing a display apparatus are provided. A mask assembly includes a mask frame and a mask on the mask frame and having at least one opening. The mask includes a mask body portion having the at least one opening, and a protruding portion arranged to surround the at least one opening and including an inner surface defining the at least one opening, the protruding portion protruding from the mask body portion and configured to protrude toward a display substrate and contact the display substrate. A deposition material is configured to pass through the at least one opening to be deposited in an entire display area of a display panel including a plurality of pixels.
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公开(公告)号：US20200238328A1
公开(公告)日：2020-07-30
申请号：US16533709
申请日：2019-08-06
Applicant: Samsung Display Co., Ltd.
Inventor： Jongdae Lee , Yalim Kim , Youngeun Ryu , Sangheon Jeon
Abstract: A mask frame assembly includes: a mask frame; at least one mask sheet arranged on the mask frame; a plurality of first support sticks extending in a first direction; and a plurality of second support sticks extending in a second direction, wherein a mask frame transformation index is within a range from about −1000 to about +1000 based on mask frame transformation index=Σ (tensile force of first support sticks/tensile rate of first support sticks)−Σ (tensile force of second support sticks/tensile rate of second support sticks), where tensile force of respective first or second support stick is given by thickness (T)×width (W)×elastic coefficient (E)×tensile rate (δ/L0), δ is a transformed amount (Lf−L0) corresponding to tension, L0 is an initial length of respective first or second support stick, and Lf is a final length of respective first or second support stick.
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公开(公告)号：US12029101B2
公开(公告)日：2024-07-02
申请号：US17347509
申请日：2021-06-14
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Minji Jang , Jongdae Lee , Jongbum Kim , Sanghoon Kim , Sangheon Jeon
CPC classification number: H10K71/166 , C23C14/042 , C23C14/24 , H10K59/12 , H10K71/00 , H10K71/164
Abstract: Provided are a mask-frame assembly including (i) a frame including an opening portion, (ii) an open mask coupled to the frame to cover the opening portion and including a main portion including a plurality of openings located in the opening portion, a first rib connected to the main portion and extending in a first direction away from a center of the main portion, a second rib connected to the main portion and extending in a second direction across the first direction and away from the center of the main portion, and a first bridge portion connecting a first edge of the first rib in a direction toward the second rib to a second edge of the second rib in a direction toward the first rib, and (iii) mask sticks overlapping the open mask, having both ends coupled to the frame, and including a plurality of holes.
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公开(公告)号：US11678558B2
公开(公告)日：2023-06-13
申请号：US16380430
申请日：2019-04-10
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Yalim Kim , Jongdae Lee , Sangheon Jeon , Dongseob Jeong , Youngeun Ryu , Minju Choi
CPC classification number: H01L51/56 , H01L51/0011 , H01L51/001
Abstract: A mask assembly and an apparatus and method for manufacturing a display apparatus are provided. A mask assembly includes a mask frame and a mask on the mask frame and having at least one opening. The mask includes a mask body portion having the at least one opening, and a protruding portion arranged to surround the at least one opening and including an inner surface defining the at least one opening, the protruding portion protruding from the mask body portion and configured to protrude toward a display substrate and contact the display substrate. A deposition material is configured to pass through the at least one opening to be deposited in an entire display area of a display panel including a plurality of pixels.
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公开(公告)号：US20200058906A1
公开(公告)日：2020-02-20
申请号：US16380430
申请日：2019-04-10
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Yalim Kim , Jongdae Lee , Sangheon Jeon , Dongseob Jeong , Youngeun Ryu , Minju Choi
Abstract: A mask assembly and an apparatus and method for manufacturing a display apparatus are provided. A mask assembly includes a mask frame and a mask on the mask frame and having at least one opening. The mask includes a mask body portion having the at least one opening, and a protruding portion arranged to surround the at least one opening and including an inner surface defining the at least one opening, the protruding portion protruding from the mask body portion and configured to protrude toward a display substrate and contact the display substrate. A deposition material is configured to pass through the at least one opening to be deposited in an entire display area of a display panel including a plurality of pixels.
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