Patent ID: 11910482
Assignee: ASUSTEK COMPUTER INC.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 13:
14. A method of a User Equipment (UE) supporting multiple Universal Subscriber Identity Modules (USIM), the method comprising:
when a first USIM and a second USIM are concurrently active in the UE, indicating, to a first network in a registration procedure to the first network, that the UE prefers or requests a multi-USIM solution from the first network, wherein the multi-USIM solution includes a mechanism allowing for release of an ongoing connection associated with the first USIM; and
responsive to a number of active USIMs in the UE changing upon the second USIM in the UE changing from being active to being not active and the first USIM being the only USIM active in the UE, indicating, to the first network in a second registration procedure to the first network, that the UE does not prefer or request the multi-USIM solution after indicating to the first network that the UE prefers or requests the multi-USIM solution.