Patent · US Expired

Toll collection system

US5872525A · kind A · utility

24Cited by
8References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 9, 1996
Grant dateFeb 16, 1999
Priority date
Expiry dateFeb 9, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG07B15/063
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A radio communication system is provided at an entrance gate of traffic facilities for radio communicating with a communication device carried by a vehicle. The system includes a first communication unit for transmitting first entrance data relative to the entrance gate of the traffic facilities to the communication device carried by the vehicle coming into the entrance gate, a discriminating unit for determining a vehicle type showing a kind of incoming vehicle, and a second communication unit, provided on an opposite side of the entrance gate from the first communication unit, along a direction of progress of the vehicle, for transmitting a second entrance data including data relative to the determined vehicle type to the communication device when the first communication unit transmits the first entrance data to the communication device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.