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:
Jan. 24, 2017
Filed:
Dec. 20, 2012
Applicant:
Blackberry Limited, Waterloo, CA;
Inventor:
David Steer, Nepean, CA;
Assignee:
BlackBerry Limited, Waterloo, Ontario, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 24/00 (2009.01); H04W 16/14 (2009.01); H04W 4/02 (2009.01); H04W 48/04 (2009.01);
U.S. Cl.
CPC ...
H04W 16/14 (2013.01); H04W 4/021 (2013.01); H04W 48/04 (2013.01);
Abstract
A method for use in mobile station. The method comprises detecting a special code transmitted by first base station, wherein the special code is associated with a border of a restricted area. The method further comprises, in response to detection of the transmitted special code, determining a position of the mobile station and comparing the position of the mobile station to the border of the restricted area. The method also comprises determining whether the mobile station is in the restricted area or a permitted area.