Patent · US Active

MME restoration

US8908603B2 · kind B2 · utility

4Cited by

0References

30Claims

0Family size

Assignee

Telefonaktiebolaget LM Ericsson (Publ) · SE

Inventors

Lars-Bertil Olsson · Partille, SE
Hans-Olof Sundell · Ayacucho, PE

Key dates

Filing date	Jun 1, 2012
Grant date	Dec 9, 2014
Priority date	—
Expiry date	Feb 8, 2033

Classification

Technology area (CPC H)Electricity
CPC primaryH04W8/30
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

A method for a mobility management entity (MME) is disclosed. In some embodiments the method includes: establishing a UE context for a UE; selecting a back-up MME for holding a duplicate context of the user entity; informing a SGW of the selected back-up MME; and transmitting a the duplicate context to the selected back-up MME.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.