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Method of providing an estimate of a location

  • US 20020008662A1
  • Filed: 06/15/2001
  • Published: 01/24/2002
  • Est. Priority Date: 06/16/2000
  • Status: Active Grant
First Claim
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1. A method of providing an estimate of the location of first and second devices comprising the steps of:

  • obtaining at least one range measurement from the first device to a known reference point;

    obtaining at least one range measurement from the second device to a known reference point, the second device being located near to the first device; and

    calculating an estimate of the location of the devices using range measurements obtained in respect of both the first and second devices.

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