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公开(公告)号：US20220328528A1
公开(公告)日：2022-10-13
申请号：US17550429
申请日：2021-12-14
Applicant: Samsung Display Co., LTD.
Inventor： Jong Chan LEE , Hyun KIM , Jeong Su PARK , Jeong Kook WANG , Hyun Wook LEE , Yong Tae CHO
Abstract: A display device includes a first electrode and a second electrode spaced apart from each other, each of the first electrode and the second electrode including an electrode base layer, a main electrode layer disposed on the electrode base layer, and an electrode upper layer disposed on a portion of the main electrode layer, a first insulating layer disposed on the first electrode and the second electrode, light-emitting elements disposed on the first electrode and the second electrode on the first insulating layer, a first connecting electrode electrically contacting the light-emitting elements, and a second connecting electrode electrically contacting the light-emitting elements. The first electrode includes a first part, the second electrode includes a second part, and the light-emitting elements are disposed on the first part and the second part.
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公开(公告)号：US20230317735A1
公开(公告)日：2023-10-05
申请号：US18095693
申请日：2023-01-11
Applicant: Samsung Display Co., LTD.
Inventor： Jeong Kook WANG , Ki Nyeng KANG , Veidhes BASRUR , Ock Soo SON
CPC classification number: H01L27/124 , H01L25/167
Abstract: A display device comprises a first substrate portion including a display area and a non-display area positioned near the display area, and including a pad area, and a second substrate portion facing the first substrate portion. The first substrate portion further includes an overlap area overlapping the second substrate portion in a plan view, and a protrusion area that protrudes more than a side of the second substrate portion, a first sub-substrate portion, a first conductive layer including an alignment pad disposed in the pad area on the protrusion area of the first sub-substrate portion, and a second conductive layer including a first alignment signal line electrically connected to the alignment pad on the first conductive layer, the protrusion area includes an open portion, and the first alignment signal line in a plan view is physically separated based on the open portion.
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公开(公告)号：US20230187472A1
公开(公告)日：2023-06-15
申请号：US18076241
申请日：2022-12-06
Applicant: Samsung Display Co., LTD.
Inventor： Jae Hee KIM , Ki Nyeng KANG , In Pyo KIM , Jeong Kook WANG , Hyo Jeong LEE , Jong Hwan CHA
CPC classification number: H01L27/156 , H01L33/24 , H01L33/38 , H01L33/44 , H01L33/50 , H01L2933/0016 , H01L2933/0025
Abstract: A display device may include a first electrode and a second electrode spaced from each other on a substrate. A light emitting element may be on the first electrode and the second electrode. A first insulating pattern may be on the light emitting element. A first contact electrode may be on a first side of the first insulating pattern and contacting a first end of the light emitting element. A second insulating pattern may be on the first insulating pattern and partially covering the first contact electrode. A third insulating layer may be on the second insulating pattern. A second contact electrode may be on a second side of the first insulating pattern, and contact a second end of the light emitting element that is exposed from the first insulating pattern, the second insulating pattern, and the third insulating layer.
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公开(公告)号：US20230187427A1
公开(公告)日：2023-06-15
申请号：US17959428
申请日：2022-10-04
Applicant: Samsung Display Co., LTD.
Inventor： In Pyo KIM , Ki Nyeng KANG , Jae Hee KIM , Hong Joon MOON , Jeong Kook WANG , Jong Hwan CHA
IPC: H01L25/16 , G09G3/3233 , H01L33/00
CPC classification number: H01L25/167 , G09G3/3233 , H01L33/005 , G09G2300/0842 , G09G2300/0819 , G09G2300/0426
Abstract: A display device includes electrodes spaced apart from each other, light emitting elements disposed between the electrodes, and connection electrodes electrically connected to the light emitting elements. The connection electrodes include first areas in electrical contact with the light emitting elements and second areas extending upwardly from the light emitting elements. A space is formed between the light emitting elements and the second areas of the connection electrodes.
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公开(公告)号：US20220320377A1
公开(公告)日：2022-10-06
申请号：US17697747
申请日：2022-03-17
Applicant: Samsung Display Co., LTD.
Inventor： Jeong Su PARK , Hyun KIM , Myeong Hun SONG , Jeong Kook WANG , Jong Chan LEE , Yong Tae CHO
Abstract: A display device includes: a first electrode and a second electrode that are spaced apart from each other; a light emitting element between the first electrode and the second electrode; a first connecting electrode contacting the first electrode and a first end of the light emitting element; a second connecting electrode contacting the second electrode and a second end of the light emitting element; a first insulating pattern between the first connecting electrode and the second connecting electrode above the light emitting element; and a second insulating pattern including first inorganic layers and second inorganic layers that are alternately stacked with each other between the first connecting electrode and the second connecting electrode above the first insulating pattern.
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Patent Agency Ranking
公开(公告)号：US20230282681A1
公开(公告)日：2023-09-07
申请号：US18109961
申请日：2023-02-15
Applicant: Samsung Display Co., LTD.
Inventor： Jae Hee KIM , Ki Nyeng KANG , In Pyo KIM , Jeong Kook WANG , Hyo Jeong LEE , Jong Hwan CHA
CPC classification number: H01L27/156 , H01L33/24 , H01L33/44 , H01L33/005
Abstract: A display device includes electrodes disposed in a display area and spaced apart from each other, light emitting elements disposed between the electrodes, conductive lines disposed in a non-display area and electrically connected to the electrodes, and dummy pixels disposed on the conductive lines. The dummy pixels each may include dummy partition walls spaced apart from each other, and dummy electrodes disposed on the partition walls and spaced apart from each other.
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公开(公告)号：US20230275189A1
公开(公告)日：2023-08-31
申请号：US18096166
申请日：2023-01-12
Applicant: Samsung Display Co., LTD.
Inventor： Jeong Kook WANG , Ki Nyeng KANG , In Pyo KIM , Jae Hee KIM , Eun Je JANG
IPC: H01L33/38 , H01L33/62 , H01L25/075
CPC classification number: H01L33/382 , H01L33/62 , H01L25/0753
Abstract: A display device comprises first and second electrodes disposed on a substrate, extended parallel to each other, and spaced apart from each other, light-emitting elements disposed on the first electrode and the second electrode, a first insulating layer covering at least a portion of each of the light-emitting elements, a first connection electrode disposed on the light-emitting elements and electrically contacting a first end of each of the light-emitting elements, and a second connection electrode disposed on the light-emitting elements and the first insulating layer and electrically contacting a second end of each of the light-emitting elements, wherein the first connection electrode and the second connection electrode overlap each other in a thickness direction.
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公开(公告)号：US20220262877A1
公开(公告)日：2022-08-18
申请号：US17500462
申请日：2021-10-13
Applicant: Samsung Display Co., LTD.
Inventor： No Kyung PARK , Hyun KIM , Do Yeong PARK , Jeong Su PARK , Myeong Hun SONG , Jeong Kook WANG , Jong Chan LEE
IPC: H01L27/32
Abstract: A display device includes a first electrode and a second electrode extending in a first direction and spaced apart from each other in a second direction, a first insulating layer disposed on the first electrode and the second electrode, a bank layer disposed on the first insulating layer and comprising an outer bank part extending in the first direction and the second direction and inner bank parts extending in the first direction in an area surrounded by the outer bank part, a second insulating layer disposed on the inner bank parts and the first insulating layer, and light emitting elements disposed on the second insulating layer between the inner bank parts, wherein each of the inner bank parts is connected to a part of the outer bank part extending in the second direction.
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公开(公告)号：US20230155064A1
公开(公告)日：2023-05-18
申请号：US17896462
申请日：2022-08-26
Applicant: Samsung Display Co., LTD.
Inventor： Jeong Kook WANG , Ki Nyeng KANG , In Pyo KIM , Jae Hee KIM , Hong Joon MOON , Jong Hwan CHA
CPC classification number: H01L33/382 , H01L27/156 , H01L33/42 , H01L33/62
Abstract: A display device includes light-emitting elements disposed on first and second electrodes, and having first end portions disposed on the first electrode, and second end portions disposed on the second electrode, a first connecting electrode extending in a first direction and disposed on the first electrode, the first connecting electrode being in contact with the first end portions of the light-emitting elements, a second connecting electrode extending in the first direction and disposed on the second electrode, the second connecting electrode being in contact with the second end portions of the light-emitting elements, and a connecting electrode pattern disposed on the first electrode, the connecting electrode pattern overlapping the first connecting electrode. The second connecting electrode and the connecting electrode pattern include a same material, and a thickness of the first connecting electrode is less than a thickness of the second connecting electrode and the connecting electrode pattern.
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公开(公告)号：US20230032275A1
公开(公告)日：2023-02-02
申请号：US17749964
申请日：2022-05-20
Applicant: Samsung Display Co., LTD.
Inventor： Myeong Hun SONG , Jong Chan LEE , Hyun KIM , Jeong Kook WANG , In Woo KIM , Seung Jin CHU , Jeong Su PARK , Yong Tae CHO
Abstract: A display device includes a substrate, first and second bridge electrodes on the substrate and spaced apart from each other, a first electrode on the first bridge electrode, a second electrode on the second bridge electrode and spaced apart from the first electrode, a first insulating layer on the first electrode and the second electrode, a light emitting element on the first insulating layer, and on the first electrode and the second electrode, a first connection electrode on the first electrode, and contacting the light emitting element and the first bridge electrode, and a second connection electrode on the second electrode, and contacting the light emitting element and the second bridge electrode, wherein the first electrode directly contacts the first bridge electrode, and is separated from the first connection electrode, and wherein the second electrode directly contacts the second bridge electrode, and is separated from the second connection electrode.
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