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:
Aug. 21, 2012
Filed:
Aug. 28, 2008
Applicants:
Andriy Maharyta, Lviv, UA;
Robert Michael Birch, Seattle, WA (US);
Inventors:
Andriy Maharyta, Lviv, UA;
Robert Michael Birch, Seattle, WA (US);
Assignee:
Cypress Semiconductor Corporation, San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 35/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A single-layer touch-sensor device having a calibration mechanism coupled therewith is described. Included is a charge measurement circuit coupled, by a pair of electrical traces, with a slider of the single-layer touch-sensor device. A pair of calibration capacitors is included, each calibration capacitor coupled, between the slider and the charge measurement circuit, with one of the pair of electrical traces. A pair of connection switches is also included, each connection switch coupled with one of the pair of calibration capacitors.