| 摘要 |
<p>There are provided a wireless communicator that performs channel scanning, in a period during which wireless communication is not performed, to detect a frequency channel currently used by a surrounding wireless communication device; a frequency channel information storage that stores frequency channel information indicating the frequency channel detected by the wireless communicator; and a travel information acquisition unit that acquires travel information indicating motion of a vehicle. A switch controller performs switching control of a frequency channel used by the wireless communicator in accordance with the frequency channel information and the travel information acquired by the travel information acquisition unit.</p> |
