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:
Jan. 16, 2018

Filed:

Sep. 23, 2014
Applicant:

Blackberry Limited, Waterloo, CA;

Inventors:

Michal Seman, Ottawa, CA;

Mark De Abreu, Ottawa, CA;

Jean Dolbec, Ottawa, CA;

Barry Fraser Yerxa, Ottawa, CA;

Assignee:

BLACKBERRY LIMITED, Waterloo, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01); H04W 76/02 (2009.01); H04W 36/14 (2009.01); H04W 84/04 (2009.01); H04W 80/04 (2009.01); H04L 29/12 (2006.01); H04W 88/06 (2009.01);
U.S. Cl.
CPC ...
H04W 76/02 (2013.01); H04W 36/14 (2013.01); H04L 61/6086 (2013.01); H04W 80/045 (2013.01); H04W 84/042 (2013.01); H04W 88/06 (2013.01);
Abstract

A method and apparatus for selecting a data connection IP (Internet Protocol) type during roaming. At a device a comprising a processor, a memory storing data indicative of radio access technologies and associated internet protocol (IP) types to use under different roaming conditions, and a communication interface, it is determined, using the communication interface, that roaming is occurring and a given radio access technology being used in the roaming is also determined. The data is processed to select an IP type associated with the given radio access technology. Thereafter, the IP type selected is used, during the roaming, in requests to a gateway to a network.


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