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:
Jun. 06, 2023
Filed:
Aug. 29, 2022
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Assignee:
LG DISPLAY CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G09G 3/3233 (2016.01); G06F 3/044 (2006.01);
U.S. Cl.
CPC ...
G06F 3/04184 (2019.05); G06F 3/0412 (2013.01); G06F 3/0443 (2019.05); G09G 3/3233 (2013.01); G06F 2203/04103 (2013.01); G06F 2203/04107 (2013.01); G09G 2300/0426 (2013.01); G09G 2300/0842 (2013.01); G09G 2300/0861 (2013.01); G09G 2354/00 (2013.01);
Abstract
A touch display device includes a display layer including a light emitting layer, a touch layer including a touch electrode, a metal shielding layer disposed between the light emitting layer and the touch electrode, a reference signal line electrically connected to the metal shielding layer, and a compensation circuit that supplies a reference signal through the reference signal line.