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:
Mar. 21, 2017
Filed:
Sep. 26, 2014
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Dongjo Park, Seoul, KR;
Sojung Jung, Goyang-si, KR;
Assignee:
LG DISPLAY CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/0354 (2013.01); G06F 3/041 (2006.01); G06F 3/044 (2006.01); G06F 3/046 (2006.01);
U.S. Cl.
CPC ...
G06F 3/03545 (2013.01); G06F 3/041 (2013.01); G06F 3/044 (2013.01); G06F 3/046 (2013.01);
Abstract
A touch sensing system includes a pen including a resonant circuit embedded therein, XY electrodes including X electrodes and Y electrodes perpendicular to the X electrodes, an antenna surrounding the XY electrodes, and a first touch driving circuit which transmits a resonant inductive signal to the pen through electric coupling and to receive a resonance signal from the pen through the antenna.