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:
Aug. 13, 2024

Filed:

Oct. 23, 2023
Applicant:

Japan Display Inc., Tokyo, JP;

Inventor:

Tadayoshi Katsuta, Tokyo, JP;

Assignee:

Japan Display Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/12 (2006.01); G06F 3/041 (2006.01); G06F 3/044 (2006.01); G09G 3/20 (2006.01);
U.S. Cl.
CPC ...
H01L 27/124 (2013.01); G06F 3/0412 (2013.01); G06F 3/04166 (2019.05); G06F 3/044 (2013.01); G09G 3/20 (2013.01); G09G 2300/0408 (2013.01); G09G 2300/0413 (2013.01); G09G 2300/0426 (2013.01); G09G 2310/0202 (2013.01); G09G 2310/0297 (2013.01);
Abstract

A display device with touch detection function includes a display unit having a first and a second data lines, a first region outside the display unit, a second region on an opposite side of the first region sandwiching the display unit with the first region, a sensor unit including a sensor electrode, a first data signal supply line connected to the first data line and arranged in the first region, a second data signal supply line connected to the second data line and arranged in the second region, a dummy wiring arranged in the first region and not connected to the sensor electrode, and a sensor wiring arranged in the second region and connected to the sensor electrode. A line length of the dummy wiring in the first region is substantially same as a line length of the sensor wiring in the second region.


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