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:
Mar. 02, 2021
Filed:
May. 02, 2018
Applicant:
Blackberry Limited, Waterloo, CA;
Inventors:
Stephen John Barrett, Haywards Heath, GB;
Eswar Vutukuri, Havant, GB;
Assignee:
BlackBerry Limited, Waterloo, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 76/18 (2018.01); H04W 12/06 (2021.01); H04W 76/16 (2018.01); H04W 48/18 (2009.01); H04W 8/18 (2009.01); H04W 84/12 (2009.01);
U.S. Cl.
CPC ...
H04W 12/0608 (2019.01); H04W 76/16 (2018.02); H04W 76/18 (2018.02); H04W 8/18 (2013.01); H04W 48/18 (2013.01); H04W 84/12 (2013.01);
Abstract
A user equipment (UE) sends, to a wireless access node in a wireless local area network (WLAN), a network access identifier (NAI) that includes an identifier for a cellular access network node. The UE receives an authentication challenge based on information in the NAI.