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公开(公告)号：US20220310881A1
公开(公告)日：2022-09-29
申请号：US17575110
申请日：2022-01-13
发明人： Sung Geun BAE , Da Sol JEONG , Jang Soon PARK , Jeong Hyun LEE , Won Hyeong HEO
摘要： A display device includes a transistor disposed in a pixel, a connection electrode electrically connected to the transistor, first electrodes electrically separated from the connection electrode, light emitting elements disposed between the first electrodes, and second electrodes disposed on the first electrodes and the light emitting elements. The second electrodes electrically connect the connection electrode and the light emitting elements.
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公开(公告)号：US20220190071A1
公开(公告)日：2022-06-16
申请号：US17519145
申请日：2021-11-04
发明人： Sung Geun BAE , Jang Soon PARK , Jeong Hyun LEE , Jong Chan LEE , Da Sol JEONG , Won Hyeong HEO
IPC分类号： H01L27/32
摘要： A display device includes a plurality of outer banks extending in a first direction and are spaced from one another in a second direction that intersects the first direction, first and second bank parts spaced from the plurality of outer banks in the second direction between the outer banks, and spaced from each other in the first direction, first and second inner banks extending in the first direction between the plurality of outer banks, the first and second inner banks being spaced from each other in the second direction, first and second electrodes on the first and second inner banks, respectively, and spaced from each other in the second direction, light-emitting elements having first end portions on one of the first and second electrodes, the light-emitting elements being arranged along the first direction, and a first insulating layer including a first pattern portion between the first and second inner banks.
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公开(公告)号：US20240079527A1
公开(公告)日：2024-03-07
申请号：US18240224
申请日：2023-08-30
发明人： Hyun Wook LEE , Sung Geun BAE , Jang Soon PARK , Myeong Hun SONG , Tae Hee LEE
IPC分类号： H01L33/38 , H01L25/075 , H01L33/50 , H01L33/62
CPC分类号： H01L33/382 , H01L25/0753 , H01L33/505 , H01L33/62 , H01L2933/0016
摘要： A display device may include pixels on a substrate. Each of the pixels may include: a first alignment electrode and a second alignment electrode located on the substrate and spaced from each other; a first insulating layer on the first alignment electrode and the second alignment electrode; a light emitting element located on the first insulating layer between the first and second alignment electrodes; a dummy pattern located between the first insulating layer and the light emitting element; a second insulating layer located on the light emitting element and exposing first and second ends of the light emitting element; a first electrode electrically connected to the first end of the light emitting element; and a second electrode spaced from the first electrode, and electrically connected to the second end of the light emitting element. The dummy pattern may include a same material as the second insulating layer.
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公开(公告)号：US20230343899A1
公开(公告)日：2023-10-26
申请号：US18019773
申请日：2020-09-25
发明人： Jong Chan LEE , Sung Geun BAE , Sung Jin LEE , Tae Hee LEE
IPC分类号： H01L33/62 , H01L33/38 , H01L25/075
CPC分类号： H01L33/382 , H01L25/0753 , H01L33/62 , H01L2933/0016
摘要： Provided are a display device and a manufacturing method therefor. The display device comprises: a substrate: a first electrode arranged on the substrate; a second electrode arranged on the substrate so as to be separated from the first electrode; a light-emitting element arranged on the first electrode and the second electrode so that both end portions thereof are arranged on the first electrode and the second electrode, respectively; a first insulating pattern which is arranged on the light-emitting element, and which exposes both end portions of the light-emitting element; and a second insulating pattern arranged on the first electrode and arranged to be separated from the first insulating pattern, wherein the first insulating pattern and the second insulating pattern comprise the same material.
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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
发明人： Hyun Wook LEE , Tae Hee LEE , Sung Geun BAE
CPC分类号： H01L33/62 , H01L33/382 , H01L27/1255 , H01L27/124 , H01L25/167 , H01L25/0753 , H01L33/505
摘要： 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：US20220393084A1
公开(公告)日：2022-12-08
申请号：US17719149
申请日：2022-04-12
发明人： Jeong Hyun LEE , Jang Soon PARK , Sung Geun BAE , Da Sol JEONG , Won Hyeong HEO
摘要： Provided is a display device comprising a substrate, a first active layer on the substrate and extending along a first direction, and a first conductive layer between the substrate and the first active layer, and including a first conductive pattern and a second conductive pattern spaced apart from each other in the first direction, wherein the first active layer conformally reflects a step difference of the first conductive layer, and includes a branched structure in a space between the first conductive pattern and the second conductive pattern.
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公开(公告)号：US20220271021A1
公开(公告)日：2022-08-25
申请号：US17494312
申请日：2021-10-05
发明人： 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
摘要： 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：US20220077201A1
公开(公告)日：2022-03-10
申请号：US17369398
申请日：2021-07-07
发明人： Jeong Hyun LEE , Jeong Nyun KIM , Jong Chan LEE , Sung Geun BAE
摘要： A method of manufacturing a display device includes forming an uncut electrode on a substrate, at least a portion of the uncut electrode being formed in a non-emission area; disposing a first insulating layer to overlap the uncut electrode; removing at least a portion of the first insulating layer in the non-emission area; cutting the at least a portion of the uncut electrode in the non-emission area; disposing light emitting elements including a first light emitting element in an emission area and a second light emitting element in the non-emission area; and disposing a second insulating layer to overlap the emission area and the non-emission area. The second light emitting element is disposed in the non-emission area where the uncut electrode is not disposed. Also provided is a display device manufactured by the method.
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公开(公告)号：US20210391503A1
公开(公告)日：2021-12-16
申请号：US17150499
申请日：2021-01-15
发明人： Jeong Hyun LEE , Sung Geun BAE , Myeong Hun SONG , Jong Chan LEE , Tae Hee LEE , Kyung Ah CHOI
摘要： 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 third electrode and electrically connected to the 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：US20210367109A1
公开(公告)日：2021-11-25
申请号：US17120970
申请日：2020-12-14
发明人： Myeong Hun SONG , Sung Geun BAE , Jeong Hyun LEE , Jong Chan LEE , Tae Hee LEE , Woong Hee JEONG
摘要： A display device includes a light emitting element including a first semiconductor layer; a second semiconductor layer; and a third semiconductor layer disposed between the first semiconductor layer and the second semiconductor layer; a first contact electrode electrically connected to the first semiconductor layer of the light emitting element; a second contact electrode electrically connected to the second semiconductor layer of the light emitting element; and a third contact electrode disposed between the first contact electrode and the second contact electrode and electrically connected to the third semiconductor layer of the light emitting element, wherein the first semiconductor layer of the light emitting element and the second semiconductor layer of the light emitting element are doped with a first dopant having a first polarity, and the third semiconductor layer of the light emitting element is doped with a second dopant having a second polarity different from the first polarity.
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