Patent ID: 8565221

Claim:
A device for use in a wireless communication system, the device comprising: a domain preference selector to provide user selection candidates for domain preferences, including at least circuit switched (CS) voice and packet switched (PS) data domain preference candidates; and a PLMN priority list generator to obtain PLMN domain availability information and to assign a priority to at least one PLMN on the basis of the obtained information and a user selection of one of the domain preferences; wherein the user selection candidates comprises a CS Voice Preferred candidate in which a high priority is assigned to PLMNs having at least CS voice availability and a low priority is assigned to PLMNs having PS data availability without CS voice availability, and a PS Data Preferred candidate in which a high priority is assigned to PLMNs having at least PS data availability and a low priority is assigned to PLMNs having CS voice availability without PS data availability.