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. 05, 2019
Filed:
May. 15, 2017
Leading Ui Co., Ltd., Gyeonggi-do, KR;
Sang-hyun Han, Gyeonggi-do, KR;
Sang-Hyun Han, Gyeonggi-do, KR;
Han-Hee Hong, Gyeonggi-do, KR;
LEADING UI CO., LTD., Anyang-si, Gyeonggi-Do, KR;
Other;
Abstract
A touch system includes a touch panel, a stylus pen and a touch sensing controller. The touch panel includes a plurality of driving electrodes and a plurality of sensing electrodes. The stylus pen provides the touch panel with a pen frequency signal set for detecting a position of a stylus pen and a pressure of the stylus pen. The touch sensing controller outputs a plurality of driving signals having different frequency components to the touch panel and determines at least one of touch coordinates of a finger and touch coordinates of the stylus pen based on a plurality of sensing signals received from the touch panel.