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TRAFFIC FLOW MONITORING FOR INTERSECTIONS WITH SIGNAL CONTROLS

  • US 20100079306A1
  • Filed: 09/25/2009
  • Published: 04/01/2010
  • Est. Priority Date: 09/26/2008
  • Status: Active Grant
First Claim
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1. A method comprising:

  • retrieving vehicle detector data and traffic control signal data for a signalized intersection, the vehicle detector data detecting the passing of at least one vehicle;

    assigning an initial position for a virtual probe; and

    a processor updating a position and a velocity for the virtual probe such that the position and velocity of the virtual probe is determined multiple times from a time when the virtual probe is at the initial position until a time when the updated position of the virtual probe is past a stop line of the intersection.

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