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公开(公告)号：US20230317906A1
公开(公告)日：2023-10-05
申请号：US18130229
申请日：2023-04-03
Applicant: Samsung Display Co., LTD.
Inventor： Hyun Wook LEE , Tae Hee LEE , Sung Geun BAE
CPC classification number: H01L33/62 , H01L33/382 , H01L27/1255 , H01L27/124 , H01L25/167 , H01L25/0753 , H01L33/505
Abstract: A pixel includes: a substrate including emission area and a non-emission; a first conductive pattern, a second conductive pattern, and a third conductive pattern in the non-emission area; a via layer on the first to the third conductive patterns, and including a first contactor exposing one area of the first conductive pattern, a second contactor exposing one area of the second conductive pattern, and a third contactor exposing another area of the second conductive pattern; a first alignment electrode and a second alignment electrode on the via layer; a light emitting element between the first and second alignment electrodes; and a first electrode and a second electrode electrically connected to the light emitting element.
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公开(公告)号：US20220336710A1
公开(公告)日：2022-10-20
申请号：US17674500
申请日：2022-02-17
Applicant: Samsung Display Co., LTD.
Inventor： Hyun KIM , Jeong Su PARK , Jong Chan LEE , Hyun Wook LEE , Jung Eun HONG
Abstract: A display device includes an electrode layer including a first electrode and a second electrode that are spaced apart from each other and disposed on a substrate, a light emitting element between the first electrode and the second electrode, and a capping layer disposed on the light emitting element and including at least one low refractive layer and at least one high refractive layer that are alternately disposed. The capping layer includes a first low refractive layer on the electrode layer and the light emitting element, a first high refractive layer on the first low refractive layer, and a second low refractive layer on the first high refractive layer. A thickness of the first low refractive layer is greater than a thickness of the second low refractive layer.
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公开(公告)号：US20210376281A1
公开(公告)日：2021-12-02
申请号：US17316505
申请日：2021-05-10
Applicant: Samsung Display Co., Ltd.
Inventor： Ki Bum KIM , Jin Taek KIM , Sang Hoon LEE , Hyun Wook LEE
Abstract: A display device and a method of fabricating a display device are provided, the display device comprising a first substrate, first and second electrodes on the first substrate and spaced apart from each other, a first insulating layer covering portions of the first and second electrodes, light-emitting elements on the first insulating layer, a first contact electrode on the first electrode and in contact with first end portions of the light-emitting elements, a second insulating layer on the light-emitting elements and covering a first end portion of the first contact electrode, and a second contact electrode between the second insulating layer and the second electrode, and in contact with second end portions of the light-emitting elements.
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公开(公告)号：US20210367024A1
公开(公告)日：2021-11-25
申请号：US17236995
申请日：2021-04-21
Applicant: Samsung Display Co., Ltd.
Inventor： Ki Bum KIM , Kyung Tae CHAE , Ki Nyeng KANG , Jin Taek KIM , Hyun Wook LEE
IPC: H01L27/32
Abstract: A display device including: a substrate; a conductive layer on the substrate and including a first voltage line and a second voltage line extending in a first direction; a first electrode and a second electrode on the conductive layer, extending in the first direction, and spaced apart from each other; a plurality of light-emitting elements on the first electrode and the second electrode; and an electrode pattern on the conductive layer and separated from the first electrode. The electrode pattern overlaps the first voltage line in a thickness direction and directly contacts the first voltage line.
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公开(公告)号：US20210351322A1
公开(公告)日：2021-11-11
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
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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Patent Agency Ranking
公开(公告)号：US20240363607A1
公开(公告)日：2024-10-31
申请号：US18438099
申请日：2024-02-09
Applicant: Samsung Display Co., LTD.
Inventor： Hyun Wook LEE , Jang Soon PARK , Sung Geun BAE , Jun Ho BAE , Tae Hee LEE
IPC: H01L25/16 , H01L25/075 , H01L27/12 , H01L33/10 , H01L33/62
CPC classification number: H01L25/167 , H01L25/0753 , H01L27/124 , H01L33/10 , H01L33/62
Abstract: According to one or more embodiments of the disclosure, a display device comprises a pixel-circuit layer above a base layer and comprising a pixel circuit comprising a transistor comprising an active layer and a trench structure adjacent to the active layer and having reflexibility, and a light-emitting element on the pixel-circuit layer.
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公开(公告)号：US20240213234A1
公开(公告)日：2024-06-27
申请号：US18505682
申请日：2023-11-09
Applicant: Samsung Display Co., LTD.
Inventor： Jin Taek KIM , Hyun Wook LEE
IPC: H01L25/16 , H01L25/075 , H01L33/42 , H01L33/62
CPC classification number: H01L25/167 , H01L25/0753 , H01L33/42 , H01L33/62
Abstract: A display device may include: a pixel circuit layer including a first transistor and a first auxiliary layer; and a display element layer on the pixel circuit layer, and including at least one light emitting element. The display element layer may include: a first pixel electrode electrically connected to a first end of the light emitting element; and a second pixel electrode electrically connected to a second end of the light emitting element. The first transistor may include: a semiconductor pattern; a first gate insulating layer on the semiconductor pattern; a gate electrode on the first gate insulating layer; and a first transistor electrode and a second transistor electrode connected to the semiconductor pattern. The first transistor electrode may be connected to the second pixel electrode by the first auxiliary layer. The first auxiliary layer may be between the first and second pixel electrodes.
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公开(公告)号：US20230016834A1
公开(公告)日：2023-01-19
申请号：US17663931
申请日：2022-05-18
Applicant: Samsung Display Co., LTD.
Inventor： Da Sol JEONG , Jang Soon PARK , Sung Geun BAE , Hyun Wook LEE , Won Hyeong HEO
Abstract: A display device includes a first electrode extending in a first direction, and a second electrode spaced from the first electrode in a second direction, a plurality of light emitting elements on the first electrode and the second electrode, a light emitting element of the plurality of light emitting elements comprising a first end on the first electrode and a second end on the second electrode, a first connection electrode extending in the first direction and on the first electrode, a second connection electrode extending in the first direction and on the second electrode, a third connection electrode on the first electrode and spaced from the first connection electrode in the first direction, and a fourth connection electrode on the second electrode and spaced from the second connection electrode in the second direction, wherein the plurality of light emitting elements comprises first light emitting elements and second light emitting elements.
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公开(公告)号：US20220392948A1
公开(公告)日：2022-12-08
申请号：US17691451
申请日：2022-03-10
Applicant: Samsung Display Co., LTD.
Inventor： Sung Jin LEE , Jong Chan LEE , Hyun Wook LEE
Abstract: A display device includes a first alignment electrode and a second alignment electrode spaced apart from each other and disposed on a substrate, light emitting elements disposed between the first alignment electrode and the second alignment electrode, and an amorphous silicon layer disposed on the light emitting elements. The amorphous silicon layer includes an electrode portion disposed on a first end portion and a second end portion of each of the light emitting elements, and an insulating portion.
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公开(公告)号：US20220359790A1
公开(公告)日：2022-11-10
申请号：US17676045
申请日：2022-02-18
Applicant: Samsung Display Co., LTD.
Inventor： Hyun Wook LEE , Basrur VEIDHES , Jong Chan LEE , Sung Won JO , Jung Eun HONG
Abstract: A display device includes a conductive layer including a voltage line and a conductive pattern on the substrate, a via layer on the conductive layer and including a plurality of contact holes exposing a portion of the conductive layer, a first electrode and a second electrode spaced from each other on the via layer, a first insulating layer on the first electrode and the second electrode and including a plurality of openings exposing the contact holes, light emitting elements on the first electrode and the second electrode on the first insulating layer, and a first connection electrode on the first electrode and in contact with the light emitting element, and a second connection electrode on the second electrode and in contact with the light emitting element, wherein the first connection electrode is in direct contact with the conductive pattern through a first opening exposing a first contact hole.
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