| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a radio communication system and radio communication apparatus which enables a communication service based on single contractor information by a plurality of radio communication apparatuses without without requiring attaching/detaching work of media, such as SIM cards with contractor information with a radio communication provider recorded thereon or a plurality of individual contracts with the radio communication provider. <P>SOLUTION: The same contractor information issued from a radio communication provider to each of radio communication apparatuses and validity/invalidity information indicating whether this contractor information is valid/invalid are stored, the validity/invalidity information of a radio communication apparatus on a side to utilize a service provided by the radio communication provider is made "valid", and the validity/invalidity information of a radio communication apparatus on a side not to utilize a service provided by the radio communication provider is made "invalid" (namely, when the contractor information of an apparatus on one side is made "valid", the contractor information of an apparatus on the other side is made "invalid"). <P>COPYRIGHT: (C)2006,JPO&NCIPI |
