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:
Aug. 11, 2015
Filed:
Oct. 29, 2013
Sprint Communications Company L.p., Overland Park, KS (US);
Sreekar Marupaduga, Overland Park, KS (US);
Nicholas David Kullman, Vashon, WA (US);
Sprint Communications Company L.P., Overland, KS (US);
Abstract
A roaming control system and method for a roaming WCD while roaming away from the home wireless access network are provided. The roaming control system in one example embodiment includes a communication interface configured to exchange communications with the WCD and with other wireless access networks and a processing system coupled to the communication interface, with the processing system configured to ping the roaming WCD at predetermined time intervals, if the ping was successful, record a WCD roaming location using a ping response, if the ping was successful, provide WCD roaming control information to a visited wireless access network where the roaming WCD is currently located, and if the ping was unsuccessful, then broaden a search scope and repeat the pinging.