Patent ID: 11864149
Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 12:
13. A signal handling function (SHF), comprising:
a receiver for receiving a request message to register a user equipment (UE), wherein the request message comprises: i) a message type Information Element (IE) indicating that the request message is a Registration Request, ii) a registration type IE indicating that the Registration Request is not for an initial registration, and iii) and a temporary identifier (TID) identifying the UE;
processing circuitry for either i) retrieving context for the UE from a second SHF or ii) requesting a permanent identifier (PID) from the UE; and
a transmitter for, after retrieving the context or requesting the PID, transmitting to the UE a Registration accept message comprising a new TID.