Patent ID: 11950322
Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Field: Digital communication (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 18:
19. A User Equipment, UE, for a cellular communications network, the UE comprising:
one or more transmitters;
one or more receivers; and
processing circuitry configured to:
receive, from a Radio Access Network, RAN, node, a release message for moving the UE to a RAN controlled inactive state, during which state a UE RAN context is stored in the UE and in a RAN base station, where the release message comprises a configuration of a timer value T set by the RAN node for a periodic updating timer;
start the periodic updating timer at entry of the RAN controlled inactive state; and
upon expiry of the periodic updating timer, send a periodic update message to the RAN node as triggered by the expiry of the periodic updating timer.