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Wireless Position Location Using Two-Tone Signal Distance Measurements and Triangulation

IP.com Disclosure Number: IPCOM000008851D
Publication Date: 2002-Jul-17

Publishing Venue

The IP.com Prior Art Database

Abstract

Disclosed is a method that uses a wireless transmitter, at least 3 wireless receivers, and a central computer to measure the physical location of the transmitter relative to the receivers. Benefits include the use of inexpensive RF hardware to measure relative location more accurately than existing technologies (such as GPS).