TOLL INFORMING DEVICE, ON-VEHICLE TOLL DETECTOR, TOLL INFORMING SYSTEM, AND TOLL INFORMING METHOD

摘要

PROBLEM TO BE SOLVED: To provide information about a toll during travel on a toll road before arrival at an exit with a tollgate.;SOLUTION: A midway road side radio set 7 is arranged in the vicinity of the toll road excepting an entrance, from which a vehicle 3 entering the toll road, and the exit, from which the vehicle leaves the toll road. The midway road side radio set 7 uses entrance information specifying which entrance is used by the vehicle 3 traveling the periphery for entering the toll road so as to calculate the toll to be charged the vehicle 3 for leaving the exist at a minimum distance from the midway road side radio set 7, and then, transmits the calculated toll to the vehicle 3.;COPYRIGHT: (C)2002,JPO