For access to this article, please select a purchase option:
IET members benefit from discounts to all IET publications and free access to E&T Magazine. If you are an IET member, log in to your account and the discounts will automatically be applied.
Your recommendation has been sent to your librarian.
Inspec keywords: ubiquitous computing; traffic control; mobile radio; government policies
Subjects: Computer communications; Road-traffic system control; Traffic engineering computing; Mobile radio systems