Patent ID: 7274933

Claim:
A network name displaying method in a mobile station, the method comprising: scanning to receive a plurality of Mobile Country Code (MCC) and Mobile Network Code (MNC) pairs corresponding to a plurality of wireless communication networks within a coverage area; selecting and registering with a wireless communication network associated with one of the received MCC and MNC pairs, giving a preference to home networks of a Home Public Land Mobile Network (HPLMN) list over non-home networks of a Preferred PLMN (PPLMN) list; comparing the MCC and MNC pair of the selected network with a plurality of home network MCC and MNC pairs corresponding to the home networks of the HPLMN list; for the step of comparing: using a plurality of home network MCC and MNC pairs from the HPLMN list stored on a Subscriber Identify Module (SIM) in the comparing step based on identifying that the plurality of home network MCC and MNC pairs are stored on the SIM, and otherwise using a plurality of home network MCC and MNC pairs stored in memory of the mobile station in the comparing step; causing a home network display name which is the same for all of the home network MCC and MNC pairs to be visually displayed in a visual display of the mobile station based on identifying a match between the MCC and MNC pair of the selected network and one of the home network MCC and MNC pairs; and otherwise causing an alternate display name to be visually displayed in the visual display based on identifying no match between the MCC and MNC pair of the selected network and the home network MCC and MNC pairs.