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:
Nov. 17, 2020

Filed:

Aug. 22, 2017
Applicant:

Lg Display Co., Ltd., Seoul, KR;

Inventor:

MooKyoung Hong, Jinhae-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3241 (2016.01); G09G 3/20 (2006.01); G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3241 (2013.01); G09G 3/20 (2013.01); G09G 3/2011 (2013.01); G09G 3/3659 (2013.01); G09G 2230/00 (2013.01); G09G 2310/0267 (2013.01); G09G 2320/0219 (2013.01);
Abstract

A display device includes: a plurality of gate lines in a display panel, a gate driver configured to sequentially output scan signals to the plurality of gate lines, a gate pulse modulation integrated circuit configured to: receive an input of a gate high voltage used to generate the scan signals, modulate the gate high voltage, and output the modulated gate high voltage to the gate driver, and a controller configured to: output a gate clock signal to the gate driver, output a gate pulse modulation signal to the gate pulse modulation integrated circuit, count a number of times the gate pulse modulation signal is output, and output an output compensation signal to the gate pulse modulation integrated circuit when the number of times is identical to a number of the plurality of gate lines.


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