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:
Feb. 21, 2017
Filed:
Jan. 30, 2015
Sprint Communications Company L.p., Overland Park, KS (US);
Hal S. Beech, Olathe, KS (US);
Pierce Andrew Gorman, Lee's Summit, MO (US);
Sangeetha Balaganesh, Overland Park, KS (US);
Whitney R. Cox, Olathe, KS (US);
Sprint Communications Company L.P., Overland Park, KS (US);
Abstract
Embodiments disclosed herein provide systems, methods, and computer readable media to provide roaming IP multimedia subsystem (IMS) access. In a particular embodiment, a method provides, in a communication interface, attaching a communication device to provide the communication device with access to a broadband access network associated with a visited domain of the communication device. The method further provides, in a proxy call session control element of a broadband services gateway (BSG), registering the communication device to access IMS services on behalf of an IMS core in the visited domain over the broadband access network, conveying Session Initiation Protocol (SIP) signaling between the communication device and the IMS core as a SIP proxy, and establishing a communication session between the communication device and the IMS core.