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.
Patent No.:
Date of Patent:
Feb. 15, 2022
Filed:
May. 22, 2020
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
HoonBae Kim, Seoul, KR;
SungChul Kim, Gyeonggi-do, KR;
SunYeop Kim, Seoul, KR;
Seongkyu Kang, Gyeonggi-do, KR;
Assignee:
LG DISPLAY CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G06F 3/0354 (2013.01);
U.S. Cl.
CPC ...
G06F 3/04162 (2019.05); G06F 3/03545 (2013.01); G06F 3/0412 (2013.01);
Abstract
A touch display device includes a first driving circuit supplying a gate signal to a part of a plurality of gate lines before a beacon period in which a beacon signal for an active stylus is generated, and a second driving circuit supplying the gate signal to another part of the plurality of gate lines after the beacon period ends, the touch display device and the driving method thereof may prevent display failure caused by the beacon signal for the active stylus.