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Positioning with wireless local area networks and WLAN-aided global positioning systems

  • US 8,855,685 B2
  • Filed: 12/01/2011
  • Issued: 10/07/2014
  • Est. Priority Date: 02/14/2003
  • Status: Active Grant
First Claim
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1. A method including:

  • exchanging information between a first device and a second device in an ad hoc communication mode, wherein exchanged information includes last positions of the first and the second devices and update times associated with the last positions; and

    determining a new common position of the first and the second devices using the exchanged information, the first and the second devices having wireless networking capability.

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