Patent · US Active

Mobility management entity failover

US8375245B2 · kind B2 · utility

5Cited by
1References
20Claims
0Family size

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Inventors

Key dates

Filing dateJul 15, 2010
Grant dateFeb 12, 2013
Priority date
Expiry dateMar 21, 2031

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W88/18
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method, performed by a first mobility management entity (MME) device in a network, includes receiving, from a second MME device, standby database information associated with user equipment (UE) registered with the second MME device; detecting that the second MME device has failed or lost connectivity; designating that the UEs registered with the second MME device will be registered with the first MME device, in response to detecting that the second MME device has failed or lost connectivity; detecting a request to activate a particular UE registered with the second MME device; and paging the particular UE to register with the first MME device, using the standby database information and in response to detecting the request to activate the particular UE.

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