Patent ID: 11910479
Assignee: QUALCOMM INCORPORATED
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 9:
10. A user equipment (UE), comprising:
a first subscriber identity module (SIM) associated with a first service provider subscription and a second SIM associated with a second service provider subscription;
a modem configured to interface with a network unit; and
one or more processors configured, individually or in any combination, to interface with the modem and to access the first SIM and the second SIM, wherein the modem is further configured to:
operate in a Dual SIM Dual Active (DSDA) mode or a Dual SIM Dual Standby (DSDS) mode in which the first SIM is designated as a default data subscription (DDS);
perform a temporary DDS switch;
receive a permanent DDS switch request from the one or more processors:
reject the permanent DDS switch request;
buffer a first permanent DDS switch recommendation; and
clear the first permanent DDS switch recommendation in response to generating a second permanent DDS switch recommendation that is different from the first permanent DDS switch recommendation.