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Traffic speed enforcement based on wireless phone network

  • US 20100227593A1
  • Filed: 03/05/2009
  • Published: 09/09/2010
  • Est. Priority Date: 03/05/2009
  • Status: Active Grant
First Claim
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1. A method for detecting a traffic speed violation of a moving vehicle through measurements of vehicular-based cellular phone location data at specific time intervals, said measurements providing time and location information for determining if the corresponding vehicle'"'"'s speed is above a maximum speed limit for any particular section of a road, comprising:

  • a. obtaining a cell phone location record on a cell phone in a regional network;

    b. periodically obtaining new cell phone location records on the cell phone in a specific real time frame;

    c. determining whether the cell phone is located in a traveling vehicle, and adding the cell phone to a list of cell phones that are determined to be located in traveling vehicles;

    d. for each location record of steps “

    a” and



    b”

    for a cell phone in the list of step “

    c,”

    virtually positioning the cell phone onto a road section corresponding to coordinates from the location record;

    e. identifying groups of cell phones from the list that are grouped together in a single moving vehicle and eliminating those cell phones from the list;

    f. for a cell phone remaining in the list, determining the speed of the vehicle in which the cell phone is located by analyzing a series of recently recorded cell phone-based positions and relating them to corresponding road sections;

    g. for a vehicle of step “

    f,”

    determining if the vehicle has traveled along a road section at a speed above a maximum speed limit of the road section;

    h. for a vehicle traveling at a speed above a corresponding maximum speed limit, generating a speeding violation ticket; and

    i. maintaining a database of speeding violations for a vehicle of step “

    h”

    that is registered, determining if a certain speeding ticket has not been paid in time, and sending a request to settle the ticket.

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