Patent ID: 11882443
Assignee: APPLE INC.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A method of a user equipment (UE), comprising:
receiving a first authentication request in response to a first triggering request from the UE to a mobility management node of a first Tracking Area (TA) in which the UE is located;
preparing and storing an authentication response according to the first authentication request;
in response to determining that the UE has moved from the first TA to a second TA:
aborting a sending of the authentication response;
aborting the first triggering request;
sending a second triggering request from the UE to a mobility management node of the second TA;
receiving, from the mobility management node of the second TA, a second authentication request in response to the second triggering request; and
sending the stored authentication response according to the first authentication request to the mobility management node of the second TA in response to the receiving of the second authentication request and in further response to a determination that a given parameter of each of the first and second authentication requests are the same.