-
公开(公告)号:US20230284482A1
公开(公告)日:2023-09-07
申请号:US18174660
申请日:2023-02-27
Applicant: Japan Display Inc.
Inventor: Toshifumi MIMURA , Noriyuki HIRATA
IPC: H10K59/122 , H10K59/12 , H10K59/80
CPC classification number: H10K59/122 , H10K59/1201 , H10K59/873
Abstract: According to one embodiment, a display device includes a first lower electrode and a second lower electrode, 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, and a second sealing layer disposed above the second upper electrode. A thickness of the first sealing layer directly above the first lower electrode is 0.5 times or more, and less than twice a thickness of the lower portion of the partition.
-
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:US20230320185A1
公开(公告)日:2023-10-05
申请号:US18191001
申请日:2023-03-28
Applicant: Japan Display Inc.
Inventor: Hiraaki KOKAME , Toshifumi MIMURA
IPC: H10K71/20
CPC classification number: H10K71/231 , H10K59/871
Abstract: According to one embodiment, a manufacturing method of a display device includes forming a first display element on a substrate, the first display element including a first lower electrode, a first upper electrode and a first organic layer located between the first lower electrode and the first upper electrode, forming a first sealing layer which covers the first display element, forming a first resist on the first sealing layer, and removing, of the first sealing layer and the first display element, a portion exposed from the first resist by a first patterning process including washing of the substrate with a cleaning liquid containing water.
-
公开(公告)号:US20230240126A1
公开(公告)日:2023-07-27
申请号:US18157844
申请日:2023-01-23
Applicant: Japan Display Inc.
Inventor: Toshifumi MIMURA , Hiraaki KOKAME , Arichika ISHIDA , Kaichi FUKUDA
CPC classification number: H10K71/60 , H10K59/1201 , H10K71/231
Abstract: According to one embodiment, a display device manufacturing method includes preparing a processing substrate including a lower electrode, a rib including and a partition, forming a first organic layer covering the lower electrode, and a second organic layer located on the upper portion, forming a first upper electrode located on the first organic layer and a second upper electrode located on the second organic layer, forming a sealing layer, forming a resist covering a part of the sealing layer, performing anisotropic dry etching using the resist as a mask to reduce a thickness of the sealing layer exposed from the resist, and performing isotropic dry etching using the resist as a mask and using a mixture gas of fluorine-based gas and oxygen to remove the sealing layer exposed from the resist.
-
公开(公告)号:US20230225180A1
公开(公告)日:2023-07-13
申请号:US18151486
申请日:2023-01-09
Applicant: Japan Display Inc.
Inventor: Hiraaki KOKAME , Toshifumi MIMURA , Kaichi FUKUDA
CPC classification number: H10K71/231 , H10K59/1201 , H10K2102/351
Abstract: According to one embodiment, a method of manufacturing a display device includes preparing a processing substrate with a lower electrode, a rib, and a partition including a lower portion and an upper portion, forming a first organic layer and a second organic layer spaced apart from the first organic layer, forming a first upper electrode and a second upper electrode spaced apart from the first upper electrode, forming a sealing layer located on the first upper electrode and the second upper electrode, forming a resist covering a part of the sealing layer, performing anisotropic dry etching using the resist as a mask, performing isotropic dry etching using the resist as a mask, and removing the sealing layer exposed from the resist.
-
公开(公告)号:US20170133594A1
公开(公告)日:2017-05-11
申请号:US15297567
申请日:2016-10-19
Applicant: Japan Display Inc.
Inventor: Toshifumi MIMURA , Masahiro WATABE , Toshihiro SATO
CPC classification number: H01L51/0018 , H01L27/3246 , H01L27/3258 , H01L51/5012 , H01L51/5237 , H01L51/5253 , H01L2227/323
Abstract: A manufacturing method of a display device includes: forming, in a resin layer including a display area where a plurality of lower electrodes is formed and a peripheral area surrounding the display area, a band-like groove which divides the resin layer in a form of surrounding the display area; forming an organic electroluminescence layer including a light emitting layer, on the resin layer and inside the band-like groove in such a way as to be placed on the plurality of lower electrodes; irradiating the organic electroluminescence layer with a pulse laser and thus eliminating the organic electroluminescence layer in such a way that a part of the organic electroluminescence layer is left in a shape of an island at least on a bottom surface of the band-like groove and that the bottom surface of the band-like groove is continuously exposed in the form of surrounding the display area.
-
7.
公开(公告)号:US20160301031A1
公开(公告)日:2016-10-13
申请号:US15092778
申请日:2016-04-07
Applicant: Japan Display Inc.
Inventor: Toshifumi MIMURA , Toshihiro SATO
CPC classification number: H01L51/5253 , H01L27/3213 , H01L27/322 , H01L27/3246 , H01L27/3258 , H01L27/3276 , H01L27/3279 , H01L51/5218 , H01L51/5228 , H01L51/5234 , H01L2251/5315
Abstract: A display device includes a pixel provided in each of a plurality of pixels; a common electrode provided commonly to the plurality of pixels; an organic layer provided between the pixel electrode and the common electrode;a first insulating layer provided on the common electrode; a common potential line provided below the organic layer in an area where the first insulating layer, the common electrode and the organic layer are provided in a stacked manner; a contact electrode provided in an opening running through the first insulating layer, the common electrode and the organic layer, the contact electrode being provided on the common potential line; and a second insulating layer covering the first insulating layer and the contact electrode,
Abstract translation: 设置在所述公共电极上的第一绝缘层; 在第一绝缘层,公共电极和有机层以堆叠方式设置的区域中的有机层下方设置的公共电位线; 设置在贯穿所述第一绝缘层的开口中的接触电极,所述公共电极和所述有机层,所述接触电极设置在所述公共电位线上; 以及覆盖所述第一绝缘层和所述接触电极的第二绝缘层,
-
-
-
-
-
-