公开(公告)号：US20220209070A1

公开(公告)日：2022-06-30

申请号：US17605800

申请日：2020-02-13

Applicant: Samsung Display Co., LTD.

Inventor： Bek Hyun LIM ,  Tae Jin KONG ,  Myeong Hee KIM ,  Won Kyu KIM ,  Je Won YOO ,  Hee Keun LEE ,  Chang Il TAE

IPC: H01L33/38 ,  H01L27/15 ,  H01L33/00

Abstract: A display device comprises a first electrode, a first insulating layer disposed on the first electrode, a second electrode disposed on the first insulating layer, at least a part of the second electrode facing the first electrode in a first direction, one or more first light-emitting elements disposed between the first electrode and the second electrode, the one or more first light-emitting elements extending in a direction, wherein the first insulating layer partially encompasses the outer surface of the one or more first light-emitting element, and the extending direction of at least one of the one or more first light-emitting element is parallel to the first direction.

公开(公告)号：US20220406972A1

公开(公告)日：2022-12-22

申请号：US17756038

申请日：2020-09-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Deok IM ,  Won Kyu KIM ,  Won Ho LEE ,  Jong Hyuk KANG ,  Hyun Min CHO

IPC: H01L33/38 ,  H01L27/15 ,  H01L33/62 ,  H01L33/00

Abstract: A display device according to an embodiment of the present disclosure includes a substrate, and a display element layer provided on a first surface of the substrate and including a plurality of light emitting elements. The display element layer may include a first electrode and a second electrode configured to extend in a first direction and spaced apart from each other in a second direction different from the first direction, and a third electrode configured to extend in the first direction and face the second electrode with the first electrode interposed therebetween. The first electrode includes a first protrusion protruding toward the second electrode, the second electrode includes a second protrusion protruding toward the first electrode, and the first protrusion and the second protrusion are alternately arranged in the first direction. Each of the light emitting elements may be provided between the first protrusion and the second protrusion, and first ends of respective light emitting elements may be aligned toward one of the first electrode and the second electrode.

公开(公告)号：US20220165911A1

公开(公告)日：2022-05-26

申请号：US17519248

申请日：2021-11-04

Applicant: Samsung Display Co., LTD.

Inventor： Cheol Ku KANG ,  Buem Joon KIM ,  Won Kyu KIM

IPC: H01L33/00 ,  H01L21/68

Abstract: An apparatus for manufacturing a display device, comprising a stage, a first electric-field-applying module on a first side of the stage, and including first probe pins, a first light-irradiating module above the stage, and configured to irradiate light to the stage, a first light emission driver configured to transmit a first emission driving signal to the first light-irradiating module, and a signal output unit configured to output a first emission timing signal for setting light irradiation timing of the first light-irradiating module to the first light emission driver, to output a first alignment signal to any one of the first probe pins, and to output a second alignment signal to another one of the first probe pins, wherein the first emission timing signal and the second alignment signal are alternating current (AC) signals, and wherein periods of the first emission timing signal and the second alignment signal are the same.

公开(公告)号：US20220037299A1

公开(公告)日：2022-02-03

申请号：US17277270

申请日：2019-05-29

Applicant: Samsung Display Co., Ltd.

Inventor： Won Ho LEE ,  Yo Han LEE ,  Jong Hyuk KANG ,  Jin Oh KWAG ,  Hyun Deok IM ,  Hyun Min CHO ,  Won Kyu KIM ,  Keun Kyu SONG

IPC: H01L25/16 ,  H01L27/12

Abstract: 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.

公开(公告)号：US20220158052A1

公开(公告)日：2022-05-19

申请号：US17432610

申请日：2019-08-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Won Ho LEE ,  Sung-Chan JO ,  Jong Hyuk KANG ,  Hyun Deok IM ,  Hyun Min CHO ,  Won Kyu KIM

IPC: H01L33/62 ,  H01L33/38 ,  H01L27/15 ,  H01L33/00

Abstract: 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.

公开(公告)号：US20210273131A1

公开(公告)日：2021-09-02

申请号：US17278101

申请日：2019-06-10

Applicant: Samsung Display Co., LTD.

Inventor： Jong Hyuk KANG ,  Won Ho LEE ,  Hyun Deok IM ,  Jin Oh KWAG ,  Hyun Min CHO ,  Won Kyu KIM ,  Keun Kyu SONG

IPC: H01L33/00 ,  H01L25/075

Abstract: A method of aligning light emitting elements includes applying a ground voltage to a first electrode and applying a first AC voltage to a second electrode spaced apart from the first electrode; and applying a ground voltage to the first electrode and applying a second AC voltage to the second electrode, wherein the first AC voltage has an asymmetric waveform.