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:
Apr. 15, 2014
Filed:
Jul. 20, 2011
Applicants:
Yi-hsin Tao, Hsinchu, TW;
Chia-hsing Lin, Hsinchu, TW;
Wen-jun Hsu, Hsinchu, TW;
Inventors:
Assignee:
Elan Microelectronics Corporation, Hsinchu, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 27/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
A capacitive touchpad includes a plurality of parallel traces configured in a capacitance sensor layout scheme such that the maximum sensor gap is smaller than the sensor pitch to improve the sensor response linearity of the capacitive touchpad.