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:
Jul. 09, 2024

Filed:

Jul. 18, 2023
Applicant:

Japan Display Inc., Tokyo, JP;

Inventor:

Hirotaka Hayashi, Tokyo, JP;

Assignee:

Japan Display Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1362 (2006.01); G02F 1/1334 (2006.01); G02F 1/1335 (2006.01); G02F 1/1343 (2006.01); G02F 1/1368 (2006.01); H01L 27/12 (2006.01);
U.S. Cl.
CPC ...
G02F 1/136286 (2013.01); G02F 1/1334 (2013.01); G02F 1/133512 (2013.01); G02F 1/134309 (2013.01); G02F 1/1368 (2013.01); H01L 27/124 (2013.01);
Abstract

According to an aspect, a display device includes: a first light-transmitting substrate; a second light-transmitting substrate; a liquid crystal layer that is disposed between the first and second light-transmitting substrates; scan lines that are provided to the first light-transmitting substrate and extend along a first direction; signal lines that extend in a second direction; a switching element; a pixel electrode provided in an area surrounded by the scan lines and the signal lines; an undercoat film provided so as to cover a principal surface of the first light-transmitting substrate; and a gate insulating film between a gate electrode and a semiconductor layer of the switching element. The gate insulating film has a first opening in an area overlapping the pixel electrode. The pixel electrode is directly stacked on the undercoat film in the area overlapping the first opening.


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