Patent ID: 7372827

Claim:
A radio communication apparatus in TDMA mode for performing at least one of transmission and reception of at least company identifying information, comprising: a radio unit configured to transmit and receive signals in a plurality of data formats; and a controller configured to discriminate whether company identifying information transmitted from an other radio apparatus is specific information on receiving a connection request from the other radio apparatus in communication of a first radio communication standard, switching the communication to a second radio communication standard when the transmitted company identifying information is the specific information, and continuing to communicate in the first radio communication standard when the transmitted company identifying information is non-specific information, wherein the controller performs reception of a version information of the other radio apparatus from the other radio apparatus, wherein said controller comprises: a requesting unit configured to request company identifying information of the other radio apparatus; a determining unit that determines presence or absence of a reply from the other radio apparatus; and a storing unit having a first memory region configured to store the company identifying information of the other radio apparatus and the version information of the other radio apparatus when the company identifying information of the other radio apparatus is the specific information, and a second memory region configured to store the company identifying information of the other radio apparatus and the version information of the other radio apparatus when the company identifying information of the other radio apparatus is non-specific information.