Title:
表示装置
Document Type and Number:
Japanese Patent JP7109932
Kind Code:
B2
Abstract:
A display device includes: a second wiring layer on the first insulating film, the second wiring layer overlapping with a part of the first pad portion, the second wiring layer including a second pad portion not overlapping with the first line portion; an etching-stop layer overlapping with at least a boundary between the first pad portion and the first line portion; a second insulating film covering the second wiring layer, the second insulating film having a contact hole, the contact hole including a first area where the second insulating film, the first insulating film, and the first pad portion are penetrated, the contact hole including a second area where the second insulating film is penetrated and the second pad portion is a bottom; and a third wiring layer inside the contact hole, the third wiring layer connected to the first pad portion and the second pad portion.
Inventors:
Kenta Kajiyama
Application Number:
JP2018020276A
Publication Date:
August 01, 2022
Filing Date:
February 07, 2018
Export Citation:
Assignee:
Japan Display Co., Ltd.
International Classes:
G09F9/30; G02F1/1343; G02F1/1368; H01L21/768; H01L23/522; H01L27/32; H01L29/786; H01L51/50; H05B33/06; H05B33/22
Domestic Patent References:
| JP2006049409A | ||||
| JP2004333642A | ||||
| JP2004179659A |
Foreign References:
| WO2012029644A1 | ||||
| WO2011024577A1 | ||||
| US20070046847 |
Attorney, Agent or Firm:
Haruka International Patent Office