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

Claim 7:
8. A method for registering a user equipment (UE), the method performed by a first signal handling function (SHF), comprising:
receiving a request message to register the 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;
after receiving the request message, either i) retrieving context for the UE from a second SHF or ii) requesting a permanent identifier (PID) from the UE; and
after retrieving the context or requesting the PID, transmitting to the UE a Registration accept message comprising a new TID.