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公开(公告)号：US12170272B2
公开(公告)日：2024-12-17
申请号：US17494312
申请日：2021-10-05
Applicant: Samsung Display Co., LTD.
Inventor： Jong Chan Lee , Jeong Hyun Lee , Hyun Kim , Jung Gun Nam , Jang Soon Park , Jeong Su Park , Sung Geun Bae , Myeong Hun Song , Da Sol Jeong , Won Hyeong Heo
Abstract: A display device and a method of fabricating a display device. The display device includes a substrate including an emission area and a subarea adjacent to the emission area, a bank disposed in the emission area of the substrate, a height difference compensation pattern disposed in the subarea of the substrate, a first electrode and a second electrode that are disposed on the bank, the first electrode and the second electrode being spaced apart from each other, and a light-emitting element disposed in the emission area, between the first electrode and the second electrode.
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公开(公告)号：US11942574B2
公开(公告)日：2024-03-26
申请号：US17462633
申请日：2021-08-31
Applicant: Samsung Display Co., LTD.
Inventor： Seung Jin Chu , Je Min Lee , Hyun Kim , Myeong Hun Song , Jong Chan Lee , Woong Hee Jeong
CPC classification number: H01L33/387 , H01L33/005 , H01L33/10
Abstract: A display device includes a first electrode disposed on a substrate, a first insulating film disposed on the first electrode and having a first opening formed, a second insulating film disposed on the first insulating film and having a second opening, and a contact electrode electrically contacting at least a portion of the first electrode through the first opening and the second opening, wherein a side surface of the first insulating film defines the first opening, and the second insulating film overlaps the side surface of the first insulating film such that the contact electrode and the first insulating film are not in contact with each other.
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公开(公告)号：US12191424B2
公开(公告)日：2025-01-07
申请号：US17150499
申请日：2021-01-15
Applicant: Samsung Display Co., LTD.
Inventor： Jeong Hyun Lee , Sung Geun Bae , Myeong Hun Song , Jong Chan Lee , Tae Hee Lee , Kyung Ah Choi
Abstract: A display device includes a pixel, which includes at least one first light emitting element disposed between a first electrode and a second electrode; at least one second light emitting element disposed between a second electrode and a third electrode; at least one third light emitting element disposed between a third electrode and a fourth electrode; a first intermediate electrode disposed on the second electrode and electrically connected to the at least one first light emitting element and the at least one second light emitting element; and a second intermediate electrode disposed on the fourth electrode and electrically connected to the at least one third light emitting elements. The first intermediate electrode and the second intermediate electrode are electrically connected to each other.
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公开(公告)号：US12080749B2
公开(公告)日：2024-09-03
申请号：US17347222
申请日：2021-06-14
Applicant: Samsung Display Co., Ltd.
Inventor： Myeong Hun Song , Sung Geun Bae , Sung Jin Lee , Jong Chan Lee , Tae Hee Lee , Kyung Ah Choi
CPC classification number: H01L27/156 , H01L33/387
Abstract: A pixel may include a substrate, a dummy insulating pattern on the substrate, a first electrode on the substrate and including a (1-1)th electrode and a (1-2)th electrode that are spaced from each other and aligned with each other along a first direction, a second electrode spaced from the first electrode in a second direction different from the first direction, and including a (2-1)th electrode and a (2-2)th electrode that are spaced from each other and aligned with each other along the first direction, a plurality of light emitting elements electrically connected to the first electrode and the second electrode and emitting light, and a first insulating layer on each of the light emitting elements. Here, the dummy insulating pattern may be connected to one end of at least one of the (1-1)th electrode and the (1-2)th electrode that are aligned with each other along the first direction.
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Patent Agency Ranking
公开(公告)号：US12074255B2
公开(公告)日：2024-08-27
申请号：US17202943
申请日：2021-03-16
Applicant: Samsung Display Co., Ltd.
Inventor： Hyun Wook Lee , Myeong Hun Song , Jeong Hyun Lee , Jong Chan Lee , Tae Hee Lee
CPC classification number: H01L33/38 , H01L27/156 , H01L33/42 , H01L33/46 , H01L33/502
Abstract: The display device according to an exemplary embodiment of the present disclosure includes a substrate and a display element unit. The display element unit includes a first electrode on the substrate, a second electrode on the substrate and spaced apart from the first electrode in a first direction, and a plurality of light emitting elements between the first electrode and the second electrode in a plan view. Each of the first and second electrodes includes an opening.
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公开(公告)号：US12159957B2
公开(公告)日：2024-12-03
申请号：US17533835
申请日：2021-11-23
Applicant: Samsung Display Co., LTD.
Inventor： Myeong Hun Song , Hyun Kim , Jeong Su Park , Jong Chan Lee , Hyun Wook Lee
Abstract: A display device includes an electrode layer including a first electrode; and a second electrode; light emitting elements on the electrode layer; an insulating layer on the light emitting elements and including openings exposing at least one of ends of a part of the light emitting elements; and a contact electrode corresponding to each of the openings, the insulating layer includes a fixing pattern between the first electrode and the second electrode; a division pattern intersecting the fixing pattern; a connection pattern connecting a first end of the fixing pattern to a first end of the division pattern; and a base portion surrounding the fixing pattern, the division pattern, and the connection pattern, the base portion is connected to a second end of the fixing pattern and a second end of the division pattern and spaced apart from the connection pattern.
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公开(公告)号：US12127437B2
公开(公告)日：2024-10-22
申请号：US17446919
申请日：2021-09-03
Applicant: Samsung Display Co., Ltd.
Inventor： In Woo Kim , Jae Hee Kim , Myeong Hun Song , Ho Kyun Ahn , Jeong Kook Wang , Seung Jin Chu
IPC: H10K59/122 , H10K59/124
CPC classification number: H10K59/122 , H10K59/124
Abstract: A display device includes: a substrate; a first bank including a first sub-bank and a second sub-bank spaced apart from each other on the substrate; a first electrode on the first sub-bank; a second electrode on the second sub-bank and spaced apart from the first electrode; and a light-emitting element between the first sub-bank and the second sub-bank. Each of the first and second sub-banks has a first area having a concave curved shape in a cross section and being adjacent to the light-emitting element. The first electrode has a first section extending beyond the first sub-bank toward the light-emitting element, the second electrode has a first section extending beyond the second sub-bank toward the light-emitting element, and a width of the first section of the first electrode is different from a width of the first section of the second electrode.
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公开(公告)号：US12087882B2
公开(公告)日：2024-09-10
申请号：US17397448
申请日：2021-08-09
Applicant: Samsung Display Co., LTD.
Inventor： Myeong Hun Song , Jong Hwan Cha , Ki Nyeng Kang , Hee Jung Yoon , Sung Jin Lee , Jong Chan Lee , Tae Hee Lee , Kyung Ah Choi , Seung Jin Chu
IPC: H01L33/38 , H01L25/075 , H01L27/15 , H01L33/62
CPC classification number: H01L33/382 , H01L25/0753 , H01L27/156 , H01L33/62
Abstract: A display device includes a first electrode group including a plurality of electrodes, a second electrode group spaced apart from the first electrode group in the first direction and including a plurality of electrodes, light-emitting elements disposed on the electrodes spaced apart from one another in the second direction and having a shape extended in the second direction, and connection electrodes. The connection electrodes includes a first connection electrode, a second connection electrode, a third connection electrode, a fourth connection electrode, and the fifth connection electrode, the first connection electrode is spaced apart from a part of the fourth connection electrode disposed on the second electrode group in the first direction, and the second connection electrode is spaced apart from another part of the fourth connection electrode disposed on the first electrode group in the first direction.
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公开(公告)号：US11978835B2
公开(公告)日：2024-05-07
申请号：US17475996
申请日：2021-09-15
Applicant: Samsung Display Co., LTD.
Inventor： Hyun Kim , Jeong Su Park , Myeong Hun Song , Sang Hoon Lee , Jong Chan Lee
CPC classification number: H01L33/54 , H01L25/167 , H01L33/38 , H01L33/62 , H01L33/44 , H01L2933/0016 , H01L2933/005 , H01L2933/0066
Abstract: A display device includes a substrate; a first electrode and a second electrode disposed in an emission area and a sub-region and spaced apart from each other in a first direction; a first insulating layer disposed on the first electrode and the second electrode; light emitting elements disposed on the first insulating layer in the emission area, and including ends disposed on the first and second electrodes, respectively; and a second insulating layer disposed on the first insulating layer. The second insulating layer includes a fixing pattern; a support pattern portion; and a connection portion electrically connecting the fixing pattern and the support pattern portion, and the fixing pattern includes a first region that contacts an outer surface of the light emitting elements and a second region that does not contact the outer surface of the light emitting elements.
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