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:
Jun. 16, 2020

Filed:

Dec. 28, 2018
Applicant:

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

Inventors:

HwiJe Cho, Daegu, KR;

SeungHun Han, Daegu, KR;

Jewon Park, Busan, KR;

ChulSang Shin, Gyeonggi-do, KR;

JeongGeun Lee, Daegu, KR;

JaeKwang Lee, Daegu, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01); G02F 1/133 (2006.01); G02F 1/1362 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3614 (2013.01); G02F 1/13306 (2013.01); G02F 1/136286 (2013.01); G09G 3/3677 (2013.01); G09G 3/3688 (2013.01); G09G 2300/0426 (2013.01); G09G 2310/08 (2013.01);
Abstract

A liquid crystal display (LCD) device, a controller thereof, and a driving method thereof are provided. The LCD device can include a liquid crystal display panel configured to display images, on which data lines and gate lines are disposed, and subpixels defined by the data lines and the gate lines are arranged; a gate driver configured to supply a scanning signal to the gate lines; a data driver configured to supply a data voltage to the data lines; and a controller configured to control the gate driver and the data driver, in which the LCD device operates in a first type of inversion when a driving frequency is in a first driving frequency range, and the LCD device operates in a second type of inversion different from the first type of inversion when the driving frequency is in a second driving frequency range different from the first driving frequency range.


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