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:
Dec. 01, 2020

Filed:

Feb. 04, 2019
Applicant:

Synaptics Incorporated, San Jose, CA (US);

Inventors:

Petr Shepelev, Campbell, CA (US);

Tetsuo Tanemura, Tokyo, JP;

Takayuki Noto, Tokyo, JP;

Assignee:

SYNAPTICS INCORPORATED, San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G06F 3/045 (2006.01); G06F 3/044 (2006.01); G06F 3/046 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0418 (2013.01); G06F 3/044 (2013.01); G06F 3/045 (2013.01); G06F 3/046 (2013.01); G06F 3/0412 (2013.01);
Abstract

A system and method for reducing electromagnetic interference of a display device. The display device may have a plurality of gate electrodes and a plurality of common electrodes. Further, the display device includes a processing system that is configured to drive a first gate electrode of a plurality of gate electrodes of the display device with a first gate select signal to select first subpixels for updating during a first period. The processing system further comprises driving a first common electrode proximate the first gate electrode with a reference signal during the first period. Further, the processing system is configured to drive a second common electrode with a first interference reduction signal during the first period to reduce the electromagnetic interference of the display device.


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