公开(公告)号：US20180301651A1

公开(公告)日：2018-10-18

申请号：US15919345

申请日：2018-03-13

Applicant: Japan Display Inc.

Inventor： Akinori KAMIYA ,  Kota MAKISHI

IPC: H01L51/50 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  G09G3/3233

Abstract: A display device includes a substrate, a plurality of pixels above the substrate, each of the plurality of pixels including a first electrode, a light emitting layer above the first electrode, and a second electrode above the light emitting layer, a display region including the plurality of pixels, a first organic insulating layer located between the substrate and the light emitting layer, and a sealing layer above the second electrode and covering the plurality of pixels. The first organic insulating layer includes a first opening part surrounding the display region, the sealing layer has a first inorganic insulating layer, a second organic insulating layer and a second inorganic insulating layer, the first inorganic insulating layer and the second inorganic insulating layer cover the first opening part, a second opening part passing through the first inorganic insulating layer and the second inorganic insulating layer.

公开(公告)号：US20240127419A1

公开(公告)日：2024-04-18

申请号：US18484453

申请日：2023-10-11

Applicant: Japan Display Inc.

Inventor： Satoru TOMITA ,  Kazuyuki ENDOU ,  Kota MAKISHI

IPC: G06T7/00 ,  G01N23/04 ,  G01N23/083

CPC classification number: G06T7/0004 ,  G01N23/04 ,  G01N23/083 ,  G06T2207/10116 ,  G06T2207/20081 ,  G06T2207/30108

Abstract: According to one embodiment, a measuring method includes forming a partition including a lower portion arranged on a first surface side of a base and an upper portion protruding from a side surface of the lower portion, acquiring a first image including the partition, which is generated by emitting electromagnetic waves from the first surface side of the base or a second surface side opposed to the first surface of the base, analyzing the acquired first image, and measuring an amount of protrusion at which the end portion of the upper portion protrudes from the side surface of the lower portion, based on the analysis result.

公开(公告)号：US20220093888A1

公开(公告)日：2022-03-24

申请号：US17537645

申请日：2021-11-30

Applicant: Japan Display Inc.

Inventor： Akinori KAMIYA ,  Kota MAKISHI

IPC: H01L51/50 ,  H01L27/32 ,  G09G3/3233 ,  H01L51/52 ,  H01L51/56 ,  G09G3/3208

Abstract: A display device includes a substrate, a plurality of pixels above the substrate, each of the plurality of pixels including a first electrode, a light emitting layer above the first electrode, and a second electrode above the light emitting layer, a display region including the plurality of pixels, a first organic insulating layer located between the substrate and the light emitting layer, and a sealing layer above the second electrode and covering the plurality of pixels. The first organic insulating layer includes a first opening part surrounding the display region, the sealing layer has a first inorganic insulating layer, a second organic insulating layer and a second inorganic insulating layer, the first inorganic insulating layer and the second inorganic insulating layer cover the first opening part, a second opening part passing through the first inorganic insulating layer and the second inorganic insulating layer.

公开(公告)号：US20240276860A1

公开(公告)日：2024-08-15

申请号：US18436096

申请日：2024-02-08

Applicant: Japan Display Inc.

Inventor： Sho YANAGISAWA ,  Hiroshi TABATAKE ,  Kota MAKISHI ,  Kazuyuki ENDOU

IPC: H10K71/70 ,  H10K59/131 ,  H10K59/80

CPC classification number: H10K71/70 ,  H10K59/131 ,  H10K59/871

Abstract: According to one embodiment, a mother substrate for a display device includes an inspection portion. The inspection portion includes first, second, third and fourth pads, a first line portion connected to the first pad, a second line portion connected to the second pad, a third line portion connected to the third pad and the fourth pad and including a middle portion, a first partition connected to the middle portion, a second partition surrounding the first partition, an organic layer provided between the first partition and the second partition, and an upper electrode which covers the organic layer. The upper electrode is in contact with a lower portion of the first partition and a lower portion of the second partition.

公开(公告)号：US20230371337A1

公开(公告)日：2023-11-16

申请号：US18313396

申请日：2023-05-08

Applicant: Japan Display Inc.

Inventor： Sho YANAGISAWA ,  Mitsugu TAMEKAWA ,  Kota MAKISHI

IPC: H10K59/35

CPC classification number: H10K59/353

Abstract: A display device according to an embodiment of the present disclosure comprises a display area arranged with a plurality of pixels including a first pixel containing a first deposition material and a second pixel containing a second deposition material and having the same size as the first pixel and a non-display area located around the display area including a first area adjacent to one side of the display area and a second area adjacent to the other side opposite the one side of the display area. The first area is arranged with a first deposition pattern containing the first deposition material, and the second area is arranged with a second deposition pattern containing the second deposition material and having the same size as the first deposition pattern. The second deposition pattern is not arranged in the first area.