Patent ID: 7760112

Claim:
A method executed in a vehicle, for predicting traffic conditions based on traffic information exchanged using short range wireless communications, between vehicles moving in opposite directions, the method comprising: successively recording traffic information based on traffic encountered by the vehicle; sending the traffic information to vehicles moving in the opposite direction; receiving traffic information from vehicles moving in the opposite direction; consolidating the traffic information received from the vehicles moving in the opposite direction; and predicting traffic conditions based on the consolidated traffic information; wherein the traffic information for each vehicle comprises: an identifier of the vehicle; an indication of a speed of the vehicle; and data related to traffic successively encountered by the vehicle, wherein the data related to traffic successively encountered by the vehicle comprises at least one traffic record, each traffic record comprising: a time or a time interval from a reference time; an indication of a speed of a vehicle moving in the opposite direction at the reference time; and an indication of a distance from the vehicle to the vehicle moving in the opposite direction at the reference time.