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1.发明公开公开(公告)号：US20240332265A1
公开(公告)日：2024-10-03
申请号：US18678529
申请日：2024-05-30
发明人： In Hyuk KIM , Dong Gyun KIM , Jae Hoon JUNG , Jin Oh KWAG , Hee Yeon YOO , Sung Chan JO , Jeong In CHOI , Hye Jung HONG , Jong Hyuk KANG , Dong Eon LEE , Hyun Min CHO
IPC分类号： H01L25/075 , H01L21/68 , H01L21/78 , H01L33/00
CPC分类号： H01L25/0753 , H01L21/68 , H01L21/7806 , H01L33/005
摘要： An apparatus includes a base including a receiving portion that receives a substrate on which semiconductor elements are disposed; and at least one ultrasonic generator that generates and applies ultrasonic waves to the substrate placed in the base.
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公开(公告)号：US20240222583A1
公开(公告)日：2024-07-04
申请号：US18394900
申请日：2023-12-22
发明人： Hyun Deok IM , Jong Hyuk KANG , Buem Joon KIM , Soo Jo OCK
CPC分类号： H01L33/62 , H01L25/167
摘要： A includes electrodes comprising a first electrode, a second electrode, and a third electrode extending in a first direction and spaced in a second direction crossing the first direction, a first light emitting element, a second light emitting element, a third light emitting element, and a fourth light emitting element on the electrodes spaced in the second direction, a first connection electrode on the first electrode and connected to one end of the first light emitting element, a second connection electrode on the second electrode and connected to one end of the fourth light emitting element, a third connection electrode on the first electrode and the third electrode, and connected to an other end of the first light emitting element and one end of the second light emitting element, a fourth connection electrode, and a fifth connection electrode.
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公开(公告)号：US20240097083A1
公开(公告)日：2024-03-21
申请号：US18519929
申请日：2023-11-27
发明人： Hyun Deok IM , Jong Hyuk KANG , Dae Hyun KIM , Joo Yeol LEE , Hyun Min CHO
CPC分类号： H01L33/52 , H01L25/0753 , H01L33/382 , H01L33/385 , H01L33/387 , H01L33/48 , H01L33/483 , H01L33/486 , H01L33/56 , H01L33/58 , H01L25/167
摘要： A light emitting device includes: a base substrate; a plurality of unit regions provided on the base substrate; a barrier disposed at a boundary of the unit regions to surround each of the unit regions; a dam disposed in each of the unit regions to be spaced apart from the barrier; a first electrode provided in each of unit light emitting regions surrounded by the dam; a second electrode disposed in each of the unit light emitting regions, the second electrode of which at least one region is provided opposite to the first electrode; and one or more LEDs provided in each of the unit light emitting regions, the one or more LEDs being electrically connected between the first electrode and the second electrode.
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4.发明公开公开(公告)号：US20230386878A1
公开(公告)日：2023-11-30
申请号：US18448869
申请日：2023-08-11
发明人： Won Ho LEE , Buem Joon KIM , Jong Hyuk KANG , Hyun Deok IM , Chung Sic CHOI
IPC分类号： H01L21/68 , H01L25/075 , H01L21/67 , H01L23/00
CPC分类号： H01L21/68 , H01L25/0753 , H01L21/6715 , H01L24/75 , H01L2224/75283 , H01L2924/12041 , H01L2224/75701 , H01L2224/75251 , H01L2224/75501 , H01L2224/759 , H01L2224/75252 , H01L2224/75655 , B41J2/095
摘要： An apparatus for aligning dipoles is provided. The apparatus includes: an electric field forming unit including a stage and a probe unit, the probe unit being configured to form an electric field on the stage; an inkjet printing device including an inkjet head, the inkjet head being configured to spray ink including a solvent and dipoles dispersed in the solvent onto the stage; a light irradiation device configured to irradiate light onto the stage; and a temperature control device including a temperature control unit, the temperature control unit being configured to control a temperature of the solvent sprayed on the stage.
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公开(公告)号：US20230231074A1
公开(公告)日：2023-07-20
申请号：US17890981
申请日：2022-08-18
发明人： Won Ho LEE , Jong Hyuk KANG , Buem Joon KIM , Soo Jo OCK , Hyun Deok IM
CPC分类号： H01L33/10 , H01L33/382 , H01L33/46 , H01L33/005 , H01L2933/0016 , H01L2933/0025
摘要： A display device may include including a first insulating reflective layer including a distributed Bragg reflector above a substrate, a first electrode and a second electrode above the first insulating reflective layer, a second insulating reflective layer including a distributed Bragg reflector above the first electrode and the second electrode, and a light emitting element above the second insulating reflective layer.
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公开(公告)号：US20230033767A1
公开(公告)日：2023-02-02
申请号：US17783969
申请日：2020-11-27
发明人： Eun A YANG , Han Su KIM , Jong Hyuk KANG , Hyun Min CHO
摘要： A display device may include pixels disposed on a substrate. Each of the pixels may include a first electrode, a second electrode spaced apart from the first electrode and enclosing a perimeter of the first electrode, light emitting elements disposed between the first electrode and the second electrode, and each including a first end and a second end, a third electrode overlapping the first electrode and the first end of each of the light emitting elements in a plan view, and electrically contacting the first electrode and the first end of each of the light emitting elements, and a fourth electrode overlapping the second electrode and the second end of each of the light emitting elements in a plan view, and electrically contacting the second electrode and the second end of each of the light emitting elements. The light emitting elements may be radially disposed around the first electrode.
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公开(公告)号：US20230025604A1
公开(公告)日：2023-01-26
申请号：US17786293
申请日：2020-12-15
发明人： Hyun Deok IM , Jong Hyuk KANG , Hyun Min CHO
IPC分类号： B41J25/00
摘要： An inkjet printing apparatus comprises a frame, an inkjet head disposed on the frame, a first probe disposed on the frame, arranged at a side of the inkjet head, and providing a first voltage, and a second probe disposed on the frame, arranged at another side of the inkjet head, and providing a second voltage.
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公开(公告)号：US20220254753A1
公开(公告)日：2022-08-11
申请号：US17630595
申请日：2020-06-03
发明人： Won Ho LEE , Hyun Deok IM , Jong Hyuk KANG , Jin Oh KWAG , Keun Kyu SONG , Sung Chan JO , Hyun Min CHO
摘要： A dipole alignment device includes an electric field forming part including a stage, and a probe part which form an electric field on the stage; an inkjet printing apparatus including at least one inkjet head which sprays ink including dipoles and a solvent with the dipoles dispersed therein onto the stage; a transportation part comprising a first moving part which moves the electric field forming part in at least one direction; and a light irradiation apparatus including a light irradiation part which applies light to the ink sprayed onto the stage.
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公开(公告)号：US20220158052A1
公开(公告)日：2022-05-19
申请号：US17432610
申请日：2019-08-23
发明人： Won Ho LEE , Sung-Chan JO , Jong Hyuk KANG , Hyun Deok IM , Hyun Min CHO , Won Kyu KIM
摘要： A display device may include a substrate, pixels disposed on the substrate, each of the pixels including a first electrode, a second electrode, and a plurality of light emitting elements electrically connected between the first and the second electrodes, and a first oscillator disposed on the substrate and electrically connected to a first electrode of a first pixel of the pixels, the first oscillator including at least one transistor and at least one capacitor.
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公开(公告)号：US20220093818A1
公开(公告)日：2022-03-24
申请号：US17360596
申请日：2021-06-28
发明人： Jun Bo SIM , Duk Ki KIM , Hyo Jin KO , Chang Hee LEE , Jae Kook HA , Na Mi HONG , Jong Hyuk KANG , Won Ho LEE , Hyun Deok IM , Eun A CHO
IPC分类号： H01L33/00 , H01L27/15 , H01L33/32 , H01L33/24 , H01L33/06 , C09D11/50 , C09D11/52 , C09D11/037 , C09D11/033
摘要： An ink for manufacturing a display device includes a solvent; and light emitting elements disposed in the solvent, wherein the light emitting elements include a first semiconductor layer including a first type of semiconductor and a second semiconductor layer including a second type of semiconductor, and an electrical conductivity of the ink is about 1.5 μS/m or less. Also provided are a method of manufacturing a display device using the ink and a display device manufactured by the method.
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