| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a control center and an automatic travelling system that can reduce a processing load in a vehicle.SOLUTION: A control center 3 has positioning means 19 for receiving and positioning an electric wave transmitted from a satellite 105, and provides information to a vehicle 5 that can automatically travel on a preset travelling line based on a positioning result according to an automatic travelling start instruction, and includes: sky shielded area acquisition means 7 and 15 for acquiring a sky shielded area in each point on the travelling line; passage time prediction means 15 for predicting a time t when the vehicle passes each point; satellite position acquisition means 11 and 15 for acquiring the position of the satellite at the time t; effective satellite determination means 15 for determining an effective satellite that can directly receive the electric wave at each point at the time t on the basis of the sky shielded area in each point and the position of the satellite at the time t; and effective satellite notification means 13 and 17 that notify the vehicle of the effective satellite.</p> |
