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V2V safety system using learned signal timing

  • US 10,292,136 B2
  • Filed: 05/02/2017
  • Issued: 05/14/2019
  • Est. Priority Date: 04/24/2012
  • Status: Active Grant
First Claim
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1. A vehicle-to-vehicle (V2V) communication transponder comprising:

  • a time base comprising a clock;

    wherein the transponder comprises a processor;

    wherein the transponder is adapted to operate in a first vehicle;

    wherein the transponder is adapted to accept as input a first location of the first vehicle and a vehicle heading of the first vehicle;

    wherein the transponder is adapted to broadcast a series of V2V safety messages;

    wherein the V2V safety messages comprise;

    (i) the first vehicle position;

    (ii) the first vehicle heading; and

    (iii) a first vehicle speed; and

    wherein improvement is;

    the transponder comprises a signal timing store in non-transitory memory, the signal timing store comprising a plurality of signal timing records, wherein each signal timing record comprises;

    (i) a location of a traffic signal, (ii) a cycle time for the traffic signal, (iii) a phase sequence for the traffic signal;

    wherein the cycle time and the phase sequence is responsive to the time base;

    wherein the signal timing store is responsive to the time base.

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