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:
May. 16, 2023
Filed:
Dec. 16, 2021
Lx Semicon Co., Ltd., Daejeon, KR;
Young Gi Kim, Daejeon, KR;
Jae Woo Jeon, Daejeon, KR;
Young Hoon Bin, Daejeon, KR;
Hae Won Lee, Daejeon, KR;
LX SEMICON CO., LTD., Daejeon, KR;
Abstract
Disclosed herein is a touch display device including a panel driver configured to drive gate lines and data lines of a panel and drive and sense touch electrodes, and a timing controller configured to control a drive timing and an output of the panel driver, wherein the timing controller time-divisionally drives each frame period into a plurality of display operation periods and a plurality of touch operation periods such that each display operation period and each touch operation period alternate and, during at least one compensation period of a first compensation period adjacent to an immediately preceding touch operation period and a second compensation period adjacent to an immediately following touch operation period in each display operation period, compensates at least one of a data signal and a gate signal, which is to be supplied to a compensation area, according to a variation in state of a panel.