Procedure for determining toll rates on a road toll system

摘要

Procedure for determining toll charges vehicles in a road toll system (1) comprising onboard units (4), carried by the vehicle, with an identifier (id) univocal in each case and beacons (3) distributed locally with a location (p) known in each case, locating beacons (3) onboard units (4) passing through its beacon location (p) to calculate a toll fee based on the location, and being able to communicate via radius (6) with these on-board units, the method comprising: a board unit (4): - to provide a memory (10) to a level toll fee (ATD) and a validity period ( VT) for the same in the onboard unit (4); in a beacon (3) during passage of the board unit (4) for the beacon (3): - reading (11) at least the identifier (ID), the level toll fee (ATD) and the period validity (VT) of the onboard unit (4) as data record (Rec); - if the period of validity (VT) has expired: initializing (13) the toll fee level (ATD); - increasing (14) the toll fee level (ATD) to update the data record (Rec) and storing (15, 16) the latter in the onboard unit (4) and the beacon (3); - sending (17) a request (delReq) for deleting data records (Rec) This stored identifier (ID) other beacons (3); sending (20) the data record (Rec) beacon: - if within the validity period (VT) not a deletion request (delReq) for the data record (Rec) stored other beacons (3) is received (3) to the central (2); and - deleting (21) the data record (Rec) at the mark (3).