Patent ID: 7460868

Claim:
A network name displaying method for a mobile wireless terminal having a subscriber identity module interface adapted to interface with a subscriber identity module, 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 available within a coverage area of the mobile wireless terminal; selecting and registering with one of the available wireless communication networks associated with one of the received MCC and MNC pairs based on a Home Public Land Mobile Network (HPLMN) list and a Preferred PLMN (PPLMN) list read via the subscriber identity module interface, giving a preference to a plurality of home networks identified in the HPLMN list over a plurality of non-home roaming networks identified in the PPLMN list; comparing the MCC and MNC pair of the selected available wireless communication network with a plurality of home network MCC and MNC pairs corresponding to the plurality of home networks of the HPLMN list as necessary until a match is found, if at all; causing a home network display name which is the same or substantially similar for all of the home network MCC and MNC pairs in the HPLMN list to be visually displayed in a visual display of the mobile wireless terminal based on identifying a match between the MCC and MNC pair of the selected available wireless communication network and one of the home network MCC and MNC pairs; and otherwise causing an alternate display name corresponding to the non-home roaming network to be visually displayed in the visual display based on identifying no match between the MCC and MNC pair of the selected available wireless communication network and the home network MCC and MNC pairs.