公开(公告)号：US20230345806A1

公开(公告)日：2023-10-26

申请号：US18299085

申请日：2023-04-12

Applicant: Japan Display Inc.

Inventor： Hirofumi MIZUKOSHI ,  Kaichi FUKUDA ,  Takanobu TAKENAKA ,  Masaru TAKAYAMA

IPC: H10K71/60 ,  H10K71/10 ,  C23C14/50

CPC classification number: H10K71/60 ,  H10K71/10 ,  C23C14/50

Abstract: According to one embodiment, a processing substrate is prepared. An organic layer is formed. An etching stopper layer is formed. The forming the etching stopper layer includes, in a first mode, inclining an evaporation source, and depositing a material emitted from the evaporation source while relative positions of the evaporation source and the processing substrate are changed, and in a second mode, inclining the evaporation source in a manner different from the first mode, and depositing the material emitted from the evaporation source while the relative positions of the evaporation source and the processing substrate are changed in an opposite manner of the first mode.

公开(公告)号：US20230320131A1

公开(公告)日：2023-10-05

申请号：US18185633

申请日：2023-03-17

Applicant: Japan Display Inc.

Inventor： Yuko MATSUMOTO ,  Kaichi FUKUDA

IPC: H10K59/12 ,  H10K59/122 ,  H10K59/35 ,  H10K59/80

CPC classification number: H10K59/1201 ,  H10K59/122 ,  H10K59/352 ,  H10K59/873

Abstract: According to one embodiment, in a manufacturing method of a display device, a first lower electrode, a second lower electrode and a third lower electrode are formed. A rib having first aperture overlapping the first lower electrode, a second aperture overlapping the second lower electrode, and a third aperture overlapping the third lower electrode is formed. A first thin film including a first light emitting layer is formed on the first lower electrode. A second thin film including a second light emitting layer is formed on the second lower electrode. An area of the first aperture is larger than an area of the second aperture.

公开(公告)号：US20230269991A1

公开(公告)日：2023-08-24

申请号：US18171762

申请日：2023-02-21

Applicant: Japan Display Inc.

Inventor： Toshifumi MIMURA ,  Hiraaki KOKAME ,  Kaichi FUKUDA ,  Atsushi TAKEDA ,  Noriyuki HIRATA

IPC: H10K59/80

CPC classification number: H10K59/871

Abstract: According to one embodiment, a display device includes first and second lower electrodes, a rib, a partition including a lower portion and an upper portion, a first organic layer disposed on the first lower electrode, a second organic layer disposed on the second lower electrode, a first upper electrode disposed on the first organic layer, a second upper electrode disposed on the second organic layer, a first sealing layer disposed above the first upper electrode, in contact with the lower portion and extending to above the upper portion and a second sealing layer disposed above the second upper electrode, in contact with the lower portion, extending to above the upper portion, and spaced apart from the first sealing layer.

公开(公告)号：US20230240117A1

公开(公告)日：2023-07-27

申请号：US18158474

申请日：2023-01-24

Applicant: Japan Display Inc.

Inventor： Kaichi FUKUDA ,  Hiroshi OGAWA ,  Nobuo IMAI

IPC: H10K59/80 ,  H10K71/00 ,  H10K59/35

CPC classification number: H10K59/8721 ,  H10K71/00 ,  H10K59/353 ,  H10K2102/351

Abstract: According to one embodiment, a display device includes a lower electrode, a rib including an aperture overlapping the lower electrode, a partition on the rib, an upper electrode which is in contact with the partition, an organic layer between the lower electrode and the upper electrode, and a sealing layer above the upper electrode. The partition includes a lower portion provided on the rib, and an upper portion provided on the lower portion and including an end portion protruding from a side surface of the lower portion. The upper portion contains at least one of a conductive oxide and titanium.

公开(公告)号：US20180047941A1

公开(公告)日：2018-02-15

申请号：US15726028

申请日：2017-10-05

Applicant: Japan Display Inc.

Inventor： Daisuke KATO ,  Kaichi FUKUDA

IPC: H01L51/52 ,  H01L51/50 ,  H01L27/32

CPC classification number: H01L51/5256 ,  H01L27/3244 ,  H01L27/3246 ,  H01L27/3258 ,  H01L27/3265 ,  H01L51/5012 ,  H01L51/5253 ,  H01L2227/323 ,  H01L2251/301

Abstract: According to one embodiment, an organic semiconductor device includes a supporting substrate, a plurality of organic EL light emitting elements, a first barrier layer, a flattening layer, and a second barrier layer. The flattening layer exists sporadically and makes gentle in inclination steep elevation change present in the surface of the first barrier layer. The first barrier layer and the second barrier layer are made of moisture penetration preventive material.

公开(公告)号：US20150340654A1

公开(公告)日：2015-11-26

申请号：US14818499

申请日：2015-08-05

Applicant: Japan Display Inc.

Inventor： Daisuke KATO ,  Kaichi FUKUDA

IPC: H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5256 ,  H01L27/3244 ,  H01L27/3246 ,  H01L27/3258 ,  H01L27/3265 ,  H01L51/5012 ,  H01L51/5253 ,  H01L2227/323 ,  H01L2251/301

Abstract: According to one embodiment, an organic semiconductor device includes a supporting substrate, a plurality of organic EL light emitting elements, a first barrier layer, a flattening layer, and a second barrier layer. The flattening layer exists sporadically and makes gentle in inclination steep elevation change present in the surface of the first barrier layer. The first barrier layer and the second barrier layer are made of moisture penetration preventive material.

Abstract translation: 根据一个实施例，有机半导体器件包括支撑衬底，多个有机EL发光元件，第一阻挡层，平坦化层和第二阻挡层。 扁平层偶尔存在，并且在第一阻挡层的表面中存在倾斜的倾斜高度变化的温和。 第一阻挡层和第二阻挡层由防潮渗透材料制成。

公开(公告)号：US20250089538A1

公开(公告)日：2025-03-13

申请号：US18829314

申请日：2024-09-10

Applicant: Japan Display Inc.

Inventor： Kaichi FUKUDA

IPC: H10K59/80 ,  H10K59/12 ,  H10K59/122

Abstract: According to one embodiment, a display device includes an insulating layer, a lower electrode, a rib layer having a pixel aperture, a partition which includes a lower portion and an upper portion, an organic layer which covers the lower electrode through the pixel aperture, and an upper electrode which covers the organic layer. Further, the lower electrode includes a reflective layer which reflects light emitted from the organic layer, and a metal layer provided between the reflective layer and the insulating layer and having an end portion which protrudes from the reflective layer.

公开(公告)号：US20250008769A1

公开(公告)日：2025-01-02

申请号：US18751354

申请日：2024-06-24

Applicant: Japan Display Inc.

Inventor： Kaichi FUKUDA

IPC: H10K59/12 ,  H10K59/122 ,  H10K59/131 ,  H10K59/80 ,  H10K71/60 ,  H10K102/00 ,  H10K102/10 ,  H10K102/20

Abstract: According to one embodiment, a display device includes a base electrode including a first reflective layer, a lower electrode including a second reflective layer and provided on the base electrode, and a rib which covers an edge portion of the base electrode and has a pixel aperture overlapping the lower electrode. A width of the base electrode is greater than a width of the lower electrode.

公开(公告)号：US20240349543A1

公开(公告)日：2024-10-17

申请号：US18751946

申请日：2024-06-24

Applicant: Japan Display Inc.

Inventor： Kaichi FUKUDA

IPC: H10K59/122 ,  H10K59/12

CPC classification number: H10K59/122 ,  H10K59/1201

Abstract: A display device includes a first pixel electrode on an insulating surface, a second pixel electrode spaced apart from the first pixel electrode in a first direction, a third pixel electrode spaced apart from the first pixel electrode in a second direction, an organic insulating layer overlapping a part of the first pixel electrode and a part of the second pixel electrode in the first direction, a first common layer on the first pixel electrode, the second pixel electrode, the third pixel electrode, and the organic insulating layer, a first light emitting layer on the first common layer and continuously overlapping the first pixel electrode, the second pixel electrode, and the organic insulating layer, a second light emitting layer on the first pixel electrode and overlapping the third light emitting layer, and a counter electrode on the first light emitting layer and the second light emitting layer.

公开(公告)号：US20240276841A1

公开(公告)日：2024-08-15

申请号：US18424909

申请日：2024-01-29

Applicant: Japan Display Inc.

Inventor： Kaichi FUKUDA

IPC: H10K59/80 ,  H10K59/12 ,  H10K59/122

CPC classification number: H10K59/873 ,  H10K59/1201 ,  H10K59/122

Abstract: According to one embodiment, a manufacturing method includes preparing a substrate including panel portions and a margin area, forming an organic insulating layer, forming a plurality of lower electrodes, forming a rib, forming a first partition in the margin area, forming a first stacked film including a first organic layer and a first upper electrode, and forming a first sealing layer covering the first stacked film. An end portion of the substrate is spaced apart from an end portion of the first sealing layer. The first stacked film is exposed from the first sealing layer in an area between these end portions.