Electronic Toll Collection

The electronic toll collection system, sometimes written as ETC, is the group of technologies used for automatic billing on toll highways that replaces toll booths.

Toll houses are personnel operated and have some characteristics that are not always convenient to avoid the congestion of roads. This automated process involves different stages and possesses advantages and disadvantages.

How does the Electronic Toll Collection system work

The system relies on a camera and a radio frequency transmitter on the side of the toll way, and a transponder, found in the car. The transmitter sends the signal and records it when the transponder replies this engages the, billing process.

The different types of technologies involved in Electronic Toll Collection

The different technologies used for electronic toll collection with this toll billing system are: Automated Vehicle Identification, Automated Vehicle Classification, Transaction Processing and Violation Enforcement. The first step is to identify the vehicle. Most systems use the radio frequency transmitter and the transponder in the vehicle for identification. Plate number recognition is also a method used for identification purposes. Classification is used because the billing is different depending on the type of vehicle. This information is pulled out through AVI. For the billing process of electronic toll collection, it is mostly dealt by banks, and the billing process can be following a post-pay or prepaid model.

Advantages and disadvantages of Electronic Toll Collection systems

The main advantage is about the speed gain. Since the billing is automatic, the road is less prone to congestion. Some booths and the law may require the drivers to slow down, but in some areas, full speed driving is accepted. The other advantage seen in some countries is that the system can be used in parking zones as well. However, there is a raised privacy issue when it comes to the automated recording of a vehicle’s location.

Lien source:

http://en.wikipedia.org/wiki/Electronic_toll_collection

http://ntl.bts.gov/lib/jpodocs/edldocs1/13480/ch5.pdf