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Dual platform location-relevant service

  • US 7,227,499 B2
  • Filed: 03/01/2005
  • Issued: 06/05/2007
  • Est. Priority Date: 06/21/2000
  • Status: Expired due to Term
First Claim
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1. A method for performing an authentication operation, the method comprising:

  • receiving position data indicating a position of a first mobile unit, the position data being received from the first mobile unit over a network;

    receiving information regarding the position of the first mobile unit from a second unit over a network;

    matching the information received from the second unit against the position data received from the first mobile unit to authenticate a user of the second unit.

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