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:
May. 20, 2014
Filed:
Oct. 27, 2009
Applicants:
Shinta Sugimoto, Kanagawa, JP;
Ryoji Kato, Kanagawa, JP;
Toshikane Oda, Tokyo, JP;
Inventors:
Assignee:
Telefonaktiebolaget L M Ericsson (Publ), Stockholm, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/00 (2006.01); G06F 15/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention concern a methods and an apparatus for exchanging data between a user equipment and a core network via a security gateway. The invention concerns the establishment of an inactive pair of tunnel mode security associations between the UE and the security gateway, as well as the application of the pair of security associations when the UE detects attachment to or need to attach to an untrusted access network.