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公开(公告)号：US11569273B2
公开(公告)日：2023-01-31
申请号：US17447491
申请日：2021-09-13
发明人： Hyun Wook Lee , Tae Hee Lee , Kwang Taek Hong , Jung Eun Hong
摘要： A pixel according to an embodiment of the present disclosure includes a circuit element on a base layer, a protective layer on the circuit element, a first electrode and a second electrode opposite each other on the protective layer, a first insulating layer on the first electrode and the second electrode, a light-emitting element on the first insulating layer at an area between the first electrode and the second electrode, a first contact electrode on a first end of the light-emitting element to connect the first end of the light-emitting element to the first electrode, a second contact electrode on a second end of the light-emitting element to connect the second end of the light-emitting element to the second electrode, and a cavity in the protective layer and the first insulating layer below the light-emitting element corresponding to the area between the first electrode and the second electrode.
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公开(公告)号：US11916171B2
公开(公告)日：2024-02-27
申请号：US17327192
申请日：2021-05-21
发明人： Hyun Wook Lee , Ki Bum Kim , Jin Taek Kim , Jung Eun Hong
CPC分类号： H01L33/387 , H01L27/156 , H01L33/62
摘要： A display device includes a substrate, a first electrode and a second electrode which are spaced apart from each other in a second direction, light-emitting elements spaced apart from each other in the first direction, a first contact electrode electrically contacting the light-emitting elements, and a second contact electrode electrically contacting the light-emitting elements. The first contact electrode electrically contacts the first electrode through a first contact portion disposed on the first electrode, the second contact electrode electrically contacts the second electrode through a second contact portion disposed on the second electrode, the first contact portion is disposed on an end portion in the first direction of the first contact electrode, and the second contact portion is disposed on an end portion in the first direction of the second contact electrode.
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公开(公告)号：US11996497B2
公开(公告)日：2024-05-28
申请号：US17156253
申请日：2021-01-22
发明人： Hyun Wook Lee , Ki Bum Kim , Jin Taek Kim , Seung Min Lee , Kwang Taek Hong , Jung Eun Hong
CPC分类号： H01L33/387 , H01L27/156
摘要： A pixel includes a first electrode; a second electrode surrounding at least a portion of the first electrode; a plurality of light emitting elements between the first electrode and the second electrode; a first contact electrode on the first electrode, the first contact electrode electrically connecting the first electrode and the plurality of light emitting elements; a second contact electrode on the second electrode, the second contact electrode electrically connecting the second electrode and the plurality of light emitting elements; and an intermediate electrode on the first electrode and the second electrode, the intermediate electrode comprising a first area overlapping the first electrode and a second area overlapping the second electrode, the first area and the second area being integrally connected to each other.
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公开(公告)号：US11785809B2
公开(公告)日：2023-10-10
申请号：US17411612
申请日：2021-08-25
发明人： Hyun Wook Lee , Ki Nyeng Kang , Basrur Veidhes , Sung Won Jo , Jung Eun Hong
IPC分类号： H01L25/16 , H10K59/122 , H10K59/124
CPC分类号： H10K59/122 , H10K59/124
摘要： A display device includes an emission area and a sub-region spaced apart from the emission area in a first direction, electrodes extending in the first direction, disposed across the emission area and the sub-region, and spaced apart from each other in a second direction, a first bank surrounding the emission area and the sub-region, and light emitting elements disposed on the electrodes spaced apart in the second direction in the emission area. The first bank includes trench portions in which a top surface of the first bank is partially depressed. The trench portions are disposed between the emission area and the sub-region.
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公开(公告)号：US12113153B2
公开(公告)日：2024-10-08
申请号：US17674500
申请日：2022-02-17
发明人： Hyun Kim , Jeong Su Park , Jong Chan Lee , Hyun Wook Lee , Jung Eun Hong
CPC分类号： H01L33/382 , H01L27/156 , H01L33/62
摘要： 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：US11424314B2
公开(公告)日：2022-08-23
申请号：US17036838
申请日：2020-09-29
发明人： Ki Nyeng Kang , Hyun Kim , Seungmin Song , Minseong Yi , Sanghoon Lee , Seonbeom Ji , Jung Eun Hong
摘要： A display device includes a base layer including an active area and a peripheral area outside the active area, a circuit element layer including a pixel in the active area of the base layer, a light emitting element layer including light emitting elements on the circuit element layer, a thin film encapsulation layer covering the light emitting element layer and including an organic layer, and an input detection layer on the thin film encapsulation layer and including a detection electrode and a detection wire connected to the detection electrode. The circuit element layer includes a connection wire overlapping the detection wire in the peripheral area, and a contact part to connect the detection wire and the connection wire in the peripheral area. The contact part is spaced apart from the organic layer of the thin film encapsulation layer on a plane.
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公开(公告)号：USD958095S1
公开(公告)日：2022-07-19
申请号：US29727933
申请日：2020-03-13
设计人： Min Joo Kim , Jong Hyun Choi , Ki Nyeng Kang , Min Soo Kim , Jung Eun Hong
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