Patent ID: 7881716
Filing Date: 2011-02-01
Classification: H04W

Abstract:
1. A mobile phone for selecting and communicating with a base station that satisfies a selection condition, the selecting being made based on roaming information indicating a plurality of base stations and a type of each base station, the mobile phone comprising: a receiving unit operable to receive the selection condition indicating a type of base station specified by a user; a storing unit operable to store the received selection condition; an acquiring unit operable to acquire roaming information; a roaming information storage unit operable to store the acquired roaming information; a judging unit operable to judge, on acquisition of the roaming information by the acquiring unit, whether any base station indicated in the acquired roaming information satisfies the selection condition stored in the storage unit; and a control unit operable, when the judging unit judges that none of the base stations indicated in the acquired roaming information satisfies the selection condition stored in the storage unit, to modify the selection condition so that at least one of the base stations indicated in the acquired roaming information satisfies a new selection condition, wherein the type of base station relates to a communication mode, the receiving unit is operable to receive the selection condition indicating one or more communication modes specified by the user, the judging unit is operable to make the judgment depending on whether any base station indicated in the roaming information supports any of said one or more communication modes indicated in the selection condition, and the control unit is operable, when the judging unit judges negatively, to modify the selection condition so that the new selection condition indicates no specification of any particular communication mode.