| 摘要 |
PROBLEM TO BE SOLVED: To provide a radio device that is able to flexibly cope with a change in utilization situations.SOLUTION: A radio device comprises a plurality of operational modes including a plurality of channels with different numbers and/or the different numbers of channels, and a user selects any operational mode depending on utilization situations from theses operational modes and can perform communication in the operational mode. As the plurality of operational modes, the radio device has a normal channel mode (a) including part of selectable channels and an extended channel mode (b) including at least all the channels of the normal channel mode. |
