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:
Dec. 06, 2016
Filed:
Jun. 10, 2015
Applicant:
Blackberry Limited, Waterloo, CA;
Inventors:
Assignee:
BlackBerry Limited, Waterloo, Ontario, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 36/14 (2009.01); H04W 36/00 (2009.01); H04W 28/08 (2009.01); H04W 36/24 (2009.01);
U.S. Cl.
CPC ...
H04W 36/14 (2013.01); H04W 28/085 (2013.01); H04W 36/0022 (2013.01); H04W 36/24 (2013.01);
Abstract
Methods and apparatus to provide packet switched service continuity during circuit switched fallback operation are described. One example method includes determining a set of access technologies available to a User Equipment (UE); identifying a WLAN access network from the set of access technologies; identifying a 3GPP RAT from the set of access technologies; prioritizing the WLAN access network type with respect to types of 3GPP RAT; and selecting one access technology from amongst the identified WLAN access network and the 3GPP RAT according to the prioritizing.