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:
May. 29, 2018
Filed:
Jul. 23, 2015
Applicant:
Silicon Works Co., Ltd., Daejeon-si, KR;
Inventors:
Yong Sung Ahn, Ansan-si, KR;
Jung Min Choi, Daejeon-si, KR;
Sun Young Park, Incheon-si, KR;
Jong Hwa Lee, Seoul, KR;
Gyeong Hwan Kim, Seongnam-si, KR;
Assignee:
SILICON WORKS CO., LTD., Daejeon-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G09G 5/18 (2006.01); G06F 3/044 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0418 (2013.01); G06F 3/044 (2013.01); G09G 5/18 (2013.01);
Abstract
A touch sensing device may include: a pre-processing unit configured to reduce common signal noise and frequency components higher than a preset cut-off frequency from a pair of signals outputted from a touch panel, in response to a driving signal; and an attenuation unit configured to attenuate a frequency of a preset frequency region in an output signal of the pre-processing unit, and output a sensing signal.