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:
Feb. 24, 2015

Filed:

Feb. 26, 2013
Applicant:

Yasuo Naoe, Ishikawa-ken, JP;

Inventor:

Yasuo Naoe, Ishikawa-ken, JP;

Assignee:

Japan Display Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1343 (2006.01); G02F 1/1333 (2006.01); G06F 3/041 (2006.01); G02F 1/1362 (2006.01);
U.S. Cl.
CPC ...
G02F 1/13439 (2013.01); G02F 1/13338 (2013.01); G06F 3/0412 (2013.01); G02F 2001/13629 (2013.01);
Abstract

In one embodiment, a liquid crystal display device includes an array substrate having a sensor electrode and a plurality of pixel electrodes, and a counter substrate facing the array substrate. The sensor electrode includes an electric conductive oxide layer, a first electric conductive layer arranged on the electric conductive oxide layer and formed of one metal selected from the group consisting of molybdenum (Mo), titanium (Ti), nickel (nickel), and chromium (Cr), and a second electric conductive layer arranged on the first electric conductive layer and formed of aluminum. The plurality of pixel electrodes is arranged on the sensor electrode in a matrix shape so as to face the electric conductive oxide layer. Each pixel electrode is provided with slits. The thickness of the first electric conductive layer is equal to or less than 10% of the thickness of the second electric conductive layer.


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