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:
Nov. 22, 2022
Filed:
Oct. 05, 2021
Lg Display Co., Ltd., Seoul, KR;
Kyoung-Seok Park, Paju-si, KR;
Ki-Jeong Lee, Paju-si, KR;
Hyun-Ho Park, Paju-si, KR;
Sung-Jin Um, Paju-si, KR;
LG Display Co., Ltd., Seoul, KR;
Abstract
A touch display device and a method of driving the same are disclosed. The touch display device includes: a touch display panel displaying an image and sensing a touch; a plurality of touch electrodes disposed on the touch display panel and divided into a plurality of blocks; a plurality of gate lines disposed on the touch display panel and overlapping the plurality of touch electrodes; and a touch display driving circuit supplying a common voltage to the plurality of touch electrodes and supplying a gate voltage to the plurality of gate lines, wherein the common voltage has a first voltage before and after a first compensation period corresponding to a high level period of the gate voltage supplied to one of the plurality of gate lines firstly overlapping one of the plurality of touch electrodes and has a second voltage lower than the first voltage during the first compensation period.