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PREDICTIVE GEOFENCE CROSSING

  • US 20110148634A1
  • Filed: 10/20/2010
  • Published: 06/23/2011
  • Est. Priority Date: 12/23/2009
  • Status: Active Grant
First Claim
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1. A predictive geofence alert apparatus comprising:

  • an input device that receives first data of a first object;

    a database that stores the first data; and

    a controller coupled to the input device and the database, based on the first data, the controller predicting a future position of the first object or a time-to-crossing of the first object to a first geo fence using dead reckoning, and generating an alert if the future position of the first object crosses the first geofence or the time-to-crossing is less than a set time.

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