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：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.