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Self-calibrating reference terminal

  • US 6,166,691 A
  • Filed: 12/21/1998
  • Issued: 12/26/2000
  • Est. Priority Date: 12/21/1998
  • Status: Expired due to Term
First Claim
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1. A method for calibrating a reference terminal used in locating a mobile terminal in a radiocommunication system comprising the steps of:

  • transmitting, from said reference terminal, a signal burst associated with a location of said mobile terminal at a first time;

    receiving, at said reference terminal, a portion of said signal burst associated with said location of said mobile terminal at a second time; and

    calibrating at least one time delay within said reference terminal based on said first and second times.

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