Patent ID: 6232874
Filing Date: 2001-05-15
Classification: B60R,B60W,G07C

Abstract:
A method for restricting use of a vehicle, the method comprising the steps of:receiving a permitted time interval during which a selected vehicle is allowed to travel;for at least one selected time, determining the present time and determining if the present time is within said permitted time interval;provided said present time is not within said permitted time interval, taking at least one Control Action to control said use of said selected vehicle;provided said present time is within said permitted time interval, determining the location of said selected vehicle and determining if said selected vehicle is within a permitted travel region, said step of determining said location of said selected vehicle comprising the steps of:attempting to receive location determination (LD) signals from one or more selected LD signal sources; andprovided sufficient LD signals are being received to determine said location of said selected vehicle, determining said present location of said selected vehicle; andprovided said selected vehicle is not within said permitted travel region, taking at least one of said Control Actions to control said use of said selected vehicle.