公开(公告)号：US20240363819A1

公开(公告)日：2024-10-31

申请号：US18625090

申请日：2024-04-02

申请人： Samsung Display Co., LTD.

发明人： Hyun Deok IM ,  Buem Joon KIM ,  Soo Jo OCK ,  Won Ho LEE

IPC分类号： H01L33/62 ,  H01L25/075 ,  H01L33/38

CPC分类号： H01L33/62 ,  H01L25/0753 ,  H01L33/38 ,  H01L2933/0016 ,  H01L2933/0066

摘要： A display device includes a substrate, a first electrode, a second electrode, and a third electrode extending in a first direction on the substrate and spaced from each other, a first insulating layer on the first electrode, the second electrode, and the third electrode and including openings exposing an upper surface of the first electrode, a bank layer on the first electrode, the second electrode, the third electrode, and the first insulating layer to partition an emission area, light-emitting elements on the first electrode and the first insulating layer, and a first connection electrode in contact with one ends of the light-emitting elements and a second connection electrode in contact with opposite ends of the light-emitting elements, wherein the light-emitting elements are in contact with the upper surface of the first electrode through the openings of the first insulating layer.

公开(公告)号：US20220415965A1

公开(公告)日：2022-12-29

申请号：US17747602

申请日：2022-05-18

申请人： Samsung Display Co., LTD.

发明人： Hyun Deok IM ,  Buem Joon KIM ,  Won Ho LEE ,  Hae Yun CHOI

IPC分类号： H01L27/15 ,  H01L33/38

摘要： A display device includes: a first sub-pixel having a first emission area and a first sub-area adjacent to each other in a first direction; and a bank extending around a portion of the first emission area and the first sub-area. The bank includes: a first wall extending around the first sub-area; and a second wall adjacent to the first emission area in a second direction crossing the first direction. The second wall and the first wall are spaced apart from each other in the first direction.

公开(公告)号：US20220262846A1

公开(公告)日：2022-08-18

申请号：US17454016

申请日：2021-11-08

申请人： Samsung Display Co., Ltd.

发明人： Won Ho LEE ,  Jong Hyuk KANG ,  Buem Joon KIM ,  Hyun Deok IM ,  Eun A CHO

IPC分类号： H01L27/15 ,  H01L33/24 ,  H01L33/38 ,  H01L33/44

摘要： A display device in accordance with some embodiments may include a base layer, a first bank pattern and a second bank pattern on the base layer, and spaced apart from each other in a first direction, a first electrode overlapping the first bank pattern, a second electrode overlapping the second bank pattern, and a light emitting element aligned between the first electrode and the second electrode, wherein a distance between an end of the first electrode and an end of the first bank pattern differs from a distance between an end of the second electrode and an end of the second bank pattern in the first direction.

公开(公告)号：US20220223562A1

公开(公告)日：2022-07-14

申请号：US17545439

申请日：2021-12-08

申请人： Samsung Display Co., LTD.

发明人： Jung Hyun AHN ,  Buem Joon KIM ,  Won Ho LEE ,  Hyun Deok IM

IPC分类号： H01L23/00 ,  H01L25/16 ,  B41M5/00

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.

公开(公告)号：US20240222583A1

公开(公告)日：2024-07-04

申请号：US18394900

申请日：2023-12-22

申请人： Samsung Display Co., LTD.

发明人： Hyun Deok IM ,  Jong Hyuk KANG ,  Buem Joon KIM ,  Soo Jo OCK

IPC分类号： H01L33/62 ,  H01L25/16

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.

公开(公告)号：US20230386878A1

公开(公告)日：2023-11-30

申请号：US18448869

申请日：2023-08-11

申请人： SAMSUNG DISPLAY CO., LTD.

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.

公开(公告)号：US20230231074A1

公开(公告)日：2023-07-20

申请号：US17890981

申请日：2022-08-18

申请人： Samsung Display Co., LTD.

发明人： Won Ho LEE ,  Jong Hyuk KANG ,  Buem Joon KIM ,  Soo Jo OCK ,  Hyun Deok IM

IPC分类号： H01L33/10 ,  H01L33/38 ,  H01L33/46 ,  H01L33/00

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.

公开(公告)号：US20220085260A1

公开(公告)日：2022-03-17

申请号：US17322346

申请日：2021-05-17

申请人： Samsung Display Co., LTD.

发明人： Won Ho LEE ,  Buem Joon KIM ,  Jong Hyuk KANG ,  Hyun Deok IM ,  Eun A CHO

IPC分类号： H01L33/62 ,  H01L25/16 ,  H01L25/075 ,  H01L27/12

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.