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:
Apr. 28, 2020

Filed:

May. 24, 2019
Applicant:

Japan Display Inc., Tokyo, JP;

Inventors:

Hiroshi Mizuhashi, Tokyo, JP;

Hayato Kurasawa, Tokyo, JP;

Daichi Suzuki, Tokyo, JP;

Fumitaka Gotoh, Tokyo, JP;

Assignee:

Japan Display Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/0354 (2013.01); G06F 3/046 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
G06F 3/03545 (2013.01); G06F 3/046 (2013.01); G06F 3/0412 (2013.01); G06F 3/0416 (2013.01);
Abstract

A display apparatus with a touch detection function capable of improving accuracy is provided. The display apparatus includes: a pixel array having a plurality of pixels arranged in a matrix form; and a plurality of signal wires arranged in the pixel array. Here, when an externally-detecting object is detected, a plurality of coils having areas overlapping with each other are formed of a plurality of signal wires (drive electrodes) among the plurality of signal wires, and a magnetic field generated in the plurality of respective coils are superimposed in an overlapped area by supplying a drive signal to the plurality of coils.


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