The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 10, 2020

Filed:

Oct. 15, 2019
Applicant:

Japan Display Inc., Minato-ku, JP;

Inventors:

Hiroki Ohara, Minato-ku, JP;

Akinori Kamiya, Minato-ku, JP;

Hiraaki Kokame, Minato-ku, JP;

Assignee:

Japan Display Inc., Minato-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); G06F 3/041 (2006.01); G06F 3/044 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 27/323 (2013.01); G06F 3/0412 (2013.01); G06F 3/0445 (2019.05); H01L 27/3276 (2013.01); H01L 51/5253 (2013.01); G06F 3/0448 (2019.05);
Abstract

A display device includes a sealing film covering a display region where an image is displayed, a touch sensor layer configured to detect a touched position of the display region, the touch sensor layer including a first electrode layer that is arranged on the sealing film, a first insulating layer that is formed on the first electrode layer using a material including nitrogen, and a second electrode layer that is arranged over the first insulating layer, an overcoat covering the touch sensor layer, and a polarizing plate being arranged on the overcoat. The touch sensor layer further includes a second insulating layer configured to inhibit a reaction between nitrogen included in the first insulating layer and water included in the overcoat, the second insulating layer being formed between the first insulating layer and the overcoat using a material not including nitrogen.


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