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.

Date of Patent:
Mar. 17, 2015

Filed:

Aug. 16, 2010
Applicants:

Jason Tyler Griffin, Kitchener, CA;

David Ryan Walker, Waterloo, CA;

Vahid Moosavi, Kitchener, CA;

Inventors:

Jason Tyler Griffin, Kitchener, CA;

David Ryan Walker, Waterloo, CA;

Vahid Moosavi, Kitchener, CA;

Assignee:

BlackBerry Limited, Waterloo, Ontario, CA;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 5/00 (2006.01); H04W 52/02 (2009.01); H04M 1/725 (2006.01);
U.S. Cl.
CPC ...
H04W 52/0254 (2013.01); H04M 1/7253 (2013.01); H04M 2250/04 (2013.01); Y02B 60/50 (2013.01);
Abstract

A mobile wireless communications device may include a portable housing and a near-field communication (NFC) circuit carried by the portable housing and being switchable between first NFC mode and a second NFC mode. The mobile wireless communications device may further include a processor carried by the portable housing and coupled to the NFC circuit and configured to switch the NFC circuit between the first NFC mode and the second NFC mode at a first frequency based upon a first triggering event, and switch the NFC circuit between the first NFC mode and the second NFC mode at a second frequency lower than the first frequency based upon a second triggering event different than the first triggering event.


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