Patent ID: 8175796

Claim:
A non-transitory computer readable storage medium having instructions encoded thereon comprising: transmitting vehicle information from a first vehicle to a first device coupled to a road, the first device included within a network of operatively connected devices distributed along the road, the first device located outside of a road intersection, the vehicle information comprising at least a vehicle speed, a vehicle direction, and a vehicle information number (V1N); determining a vehicle information range (VIR) for the first vehicle based upon a hop number of the first vehicle, wherein the size of the VIR is dependent upon the vehicle speed; creating a vehicle information vector (VIV) from the vehicle information, the VIV comprising a road number of the first vehicle, a lane number of the first vehicle, the vehicle speed, the vehicle direction, and the V1N; transmitting the VIV from the first device, via other devices within the network of operatively connected devices located within the VIR of the first vehicle, to a second vehicle located within the VIR of the first vehicle; and determining a collision risk for the second vehicle based upon the road number of the first vehicle, the lane number of the first vehicle, the VIN, and the hop number associated with the first vehicle.