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公开(公告)号：US10334737B2
公开(公告)日：2019-06-25
申请号：US15438294
申请日：2017-02-21
发明人： Young Sik Heo , Myeong Seok Jeong , Won Ho Lee
摘要： A flexible display device includes a flexible substrate that includes a first side; a display unit disposed in a first region of the first side and that includes a plurality of pixels; and a pad portion disposed in a second region of the first side and that includes a plurality of pad electrodes. The flexible substrate includes a stepwise recess portion disposed along an edge of the first side on which end portions of the pad electrodes are provided.
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公开(公告)号：US12080693B2
公开(公告)日：2024-09-03
申请号：US17277270
申请日：2019-05-29
发明人： Won Ho Lee , Yo Han Lee , Jong Hyuk Kang , Jin Oh Kwag , Hyun Deok Im , Hyun Min Cho , Won Kyu Kim , Keun Kyu Song
CPC分类号： H01L25/167 , H01L27/124
摘要： A display device and a method of manufacturing the same are provided. The display device comprises a first area which extends in a first direction, a second area which extends in the first direction and is alongside the first area in a second direction intersecting the first direction, at least one first light emitting element in the first area, at least one second light emitting element in the second area, at least one first wiring coupled to an end of the first light emitting element in the first area and that extends in the first direction and at least one second wiring coupled to an end of the second light emitting element in the second area and that extends in the first direction, wherein the first wiring and the second wiring are electrically isolated from each other.
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公开(公告)号：US11888092B2
公开(公告)日：2024-01-30
申请号：US17284349
申请日：2019-04-23
发明人： Jae Hoon Jung , Won Ho Lee , Hyun Deok Im
CPC分类号： H01L33/382 , H01L33/005
摘要： A display device includes a first electrode, a second electrode spaced apart from the first electrode and facing the first electrode, a first insulating layer disposed to at least partially cover the first electrode and the second electrode, a second insulating layer disposed on at least a part of the first insulating layer, and a light-emitting element disposed on the second insulating layer between the first electrode and the second electrode, wherein at least a part of a lower surface of the light-emitting element is chemically bonded to the second insulating layer.
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公开(公告)号：US11728196B2
公开(公告)日：2023-08-15
申请号：US17191018
申请日：2021-03-03
发明人： Won Ho Lee , Buem Joon Kim , Jong Hyuk Kang , Hyun Deok Im , Chung Sic Choi
IPC分类号： H01L21/68 , H01L21/67 , H01L23/00 , B41J2/095 , H01L25/075
CPC分类号： H01L21/68 , H01L21/6715 , H01L24/75 , H01L25/0753 , B41J2/095 , H01L2224/759 , H01L2224/75251 , H01L2224/75252 , H01L2224/75283 , H01L2224/75501 , H01L2224/75655 , H01L2224/75701 , H01L2924/12041
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：US12119436B2
公开(公告)日：2024-10-15
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
CPC分类号： H01L33/62 , G09G3/32 , H01L33/005 , H01L33/382 , G09G2300/0426 , G09G2300/0819 , G09G2300/0861 , G09G2320/0233 , H01L2933/0016 , H01L2933/0066
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：US12113047B2
公开(公告)日：2024-10-08
申请号：US17545439
申请日：2021-12-08
发明人： Jung Hyun Ahn , Buem Joon Kim , Won Ho Lee , Hyun Deok Im
CPC分类号： H01L24/95 , B41M5/0023 , H01L24/76 , H01L25/167 , H01L24/82 , H01L2224/7655 , H01L2224/76655 , H01L2224/82101 , H01L2224/95102 , H01L2224/95145
摘要： An ink leveling device includes a stage on which a target substrate is disposed, base frames disposed at sides of the stage, moving members coupled to the base frames and movable upward and downward, and at least one plate coupled to the moving members and disposed to press the target substrate. Light-emitting element ink is disposed on the target substrate.
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公开(公告)号：US12080830B2
公开(公告)日：2024-09-03
申请号：US17602138
申请日：2020-01-16
发明人： Won Ho Lee , Jong Hyuk Kang , Hyun Deok Im , Hyun Min Cho
CPC分类号： H01L33/387 , H01L27/156 , H01L33/005 , H01L33/62 , H01L2933/0016 , H01L2933/0066
摘要： A pixel includes electrode pairs successively disposed in a first direction, and each including a first sub-electrode and a second sub-electrode successively disposed in the first direction; light emitting elements each electrically connected between the first sub-electrode and the second sub-electrode of any one the electrode pairs; a first connection electrode electrically connected between the first sub-electrode of a first electrode pair and a first power supply; and a second connection electrode electrically connected between the second sub-electrode of a last electrode pair and a second power supply. The second sub-electrode of a remaining electrode pair other than the last electrode pair is spaced apart from the first sub-electrode of a subsequent electrode pair with at least one first sub-electrode or at least one second sub-electrode disposed therebetween, and is electrically connected to the first sub-electrode of the subsequent electrode pair.
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公开(公告)号：US12068279B2
公开(公告)日：2024-08-20
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
CPC分类号： H01L24/95 , B41M3/006 , H01L21/68 , H01L25/167 , H01L24/24 , H01L24/25 , H01L2224/24051 , H01L2224/24101 , H01L2224/24145 , H01L2224/25175 , H01L2224/95102 , H01L2224/95133
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：US11984548B2
公开(公告)日：2024-05-14
申请号：US17322346
申请日：2021-05-17
发明人： Won Ho Lee , Buem Joon Kim , Jong Hyuk Kang , Hyun Deok Im , Eun A Cho
IPC分类号： H01L33/62 , H01L25/075 , H01L25/16 , H01L27/12
CPC分类号： H01L33/62 , H01L25/0753 , H01L25/167 , H01L27/1244
摘要： A display device includes a plurality of pixels including alignment electrodes and light emitting elements disposed between the alignment electrodes, and the alignment electrodes including outer alignment electrodes and center alignment electrodes disposed between the outer alignment electrodes. A distance between the center alignment electrodes is different from a distance between the center alignment electrodes and the outer alignment electrodes.
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公开(公告)号：US11760079B2
公开(公告)日：2023-09-19
申请号：US17127053
申请日：2020-12-18
发明人： Dae Ho Yang , Sun Kwan Kim , Jin Woo Park , Sung Hoon Lee , Won Ho Lee , IL Soo Jang
CPC分类号： B32B43/006 , B32B37/0038 , B32B38/18 , B32B17/10 , B32B2457/20
摘要： A peeling apparatus includes a water tank, a stage disposed in the water tank, a peeling member disposed above the stage, and a discharge preventing block disposed in the water tank and disposed outside the stage, wherein a height of the discharge preventing block is greater than a height of the stage.
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