| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent misacknowledgement of a vehicle advancing into each lane by effects of reflection of radio waves transmitted from antennas 8 installed on roads of plural lanes. SOLUTION: A tollgate with an ETC system is provided with radio tag sensors 7 installed on road surfaces of the plural lanes branched for collecting tolls, the antennas 8 installed on the roads of the lanes, and a system control part 10 to control the applicable antenna 8 to obtain information from an on- vehicle device 2, and charge the toll based on the information of a payment method obtained from the on-vehicle device 2 when a vehicle number obtained from the radio tab sensor 7 coincides with a vehicle number obtained from the on-vehicle device.</p> |
