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Accident Avoidance System

  • US 20100169009A1
  • Filed: 03/11/2010
  • Published: 07/01/2010
  • Est. Priority Date: 10/22/1997
  • Status: Active Grant
First Claim
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1. An accident avoidance system onboard a host vehicle comprising:

  • a position determining system for determining position information for the host vehicle based on signals received from a plurality of satellites;

    a transmitter for broadcasting the position information for the host vehicle to locations remote from the host vehicle;

    a receiver for receiving a traffic information broadcast from an infrastructure system including vehicle position information received from position-reporting vehicles and vehicle position information received from an active position determining system that acquires position information for non-position-reporting vehicles; and

    an accident risk warning system for alerting an operator of the host vehicle of a risk of an accident involving the host vehicle based on the vehicle position information for the host vehicle and map data representing a roadway that the host vehicle is approaching or traveling on including edges or lane boundaries of the roadway.

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