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:
Jul. 31, 2018
Filed:
Aug. 25, 2014
Applicant:
Lg Electronics Inc., Seoul, KR;
Inventor:
Masashi Hashimoto, Seoul, KR;
Assignee:
LG ELECTRONICS INC., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G06F 3/044 (2006.01); G06F 3/0354 (2013.01);
U.S. Cl.
CPC ...
G06F 3/0416 (2013.01); G06F 3/03545 (2013.01); G06F 3/044 (2013.01);
Abstract
A touch panel includes an electrostatic sensor unit in which a plurality of TX lines and RX lines intersect with each other to detect a touch position electrostatically, and a power supply unit configured to selectively apply an AC voltage to the TX lines and the RX lines to induce capacitive coupling between an external LC circuit and the electrostatic sensor unit.