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:
Nov. 05, 2013
Filed:
Aug. 12, 2011
Gyoergy Miklós, Pilisborosjenoe, HU;
Attila Mihály, Dunakeszi, HU;
Åke Arvidsson, Solna, SE;
Johan Rune, Lidingoe, SE;
Gyoergy Miklós, Pilisborosjenoe, HU;
Attila Mihály, Dunakeszi, HU;
Åke Arvidsson, Solna, SE;
Johan Rune, Lidingoe, SE;
Telefonaktiebolaget LM Ericsson (publ), Stockholm, SE;
Abstract
A technique for relocating a Serving Gateway associated to a User Equipment is described. One method implementation of this technique is performed in a Mobility Management Entity, MME, and comprises the steps of a) triggering, from the MME, a relocation of a source SGW to a target SGW by sending a Create Session Request message to the target SGW, b) receiving, from the target SGW, a Create Session Response message including S1 General Packet Radio Service, GPRS, Tunnelling Protocol, GTP, endpoints of the target SGW, c) updating, from the MME to an Evolved NodeB, eNB, an Internet Protocol, IP, address and a Tunnel Endpoint IDentifier, TEID, of the target SGW, and d) sending, from the MME to the source SGW, a Delete Session Request to delete a session.