Personal security and tracking system

  • US 8,149,124 B2
  • Filed: 04/14/2006
  • Issued: 04/03/2012
  • Est. Priority Date: 01/21/1997
  • Status: Expired due to Fees
First Claim
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1. A method for tracking a portable signaling unit comprising:

  • receiving, with a GPS receiver coupled to a portable signaling unit, a GPS signal;

    using the GPS signal to determine a position of the portable signaling unit;

    transmitting, from the portable signaling unit and over a wireless communication system to a computer, data regarding the position of the portable signaling unit, wherein the data is used to determine a location of the portable signaling unit; and

    displaying, on a display, a map having a symbol identifying the location of the portable signaling unit, wherein the display is remote from the computer and connected to the computer by a network.

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