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Position detection and location tracking in a wireless network

  • US 20030043073A1
  • Filed: 09/05/2002
  • Published: 03/06/2003
  • Est. Priority Date: 09/05/2001
  • Status: Active Grant
First Claim
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1. A wireless device location and tracking system, comprising:

  • A. a network, including a plurality of uniquely identified access points (APs) linked to one or more computing device coupled to a set of storage devices, wherein said APs are configured to detect the signal strength of a wireless device;

    B. area data stored within said set of storage devices and defining an area comprised of a set of defined locales; and

    C. a location and tracking module coupled to said network and configured to;

    1) create and maintain a state diagram related to said wireless device, wherein each state in said state diagram corresponds to at least one of said set of locales; and

    2) determine a present locale of said wireless device as a function of said signal strength data and a prior state of said wireless device.

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