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:
Oct. 12, 2010
Filed:
Aug. 26, 2004
Applicant:
David Ely, Waterbeach, GB;
Inventor:
David Ely, Waterbeach, GB;
Assignee:
Synaptics (UK) Limited, Waterbeach, Cambridge, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G06K 11/06 (2006.01); G08C 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An X-Y digitizer system is described for embedding within a host device, such as a tablet PC, a mobile telephone, a personal digital assistant or the like. The digitizer is configurable so that it can detect and track the position of different types of position indicator. The digitizer that is described also includes novel digitizer windings and novel excitation circuitry for energizing the windings.