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. 24, 2015
Filed:
Feb. 15, 2012
Applicant:
Kengo Takahama, Osaka, JP;
Inventor:
Kengo Takahama, Osaka, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/044 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
G06F 3/044 (2013.01); G06F 3/0416 (2013.01);
Abstract
A coordinate input device of the present invention includes: an M-sequence generator (); a drive electrode driving circuit (); and a receiving electrode selecting circuit () which receives a value corresponding to a coupling capacitance, an inputted coordinate position being detected in accordance with the value received by the receiving electrode selecting circuit (), a receiving electrode group being divided into two blocks, and a first detecting section () and a second detecting section () being provided so as to correspond to the respective two blocks.