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Server for updating location beacon database

  • US 20060095348A1
  • Filed: 10/28/2005
  • Published: 05/04/2006
  • Est. Priority Date: 10/29/2004
  • Status: Active Grant
First Claim
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1. A Wi-Fi location server, comprising:

  • a database of Wi-Fi access points for at least one target area having a radius on the order of tens of miles, said database being recorded in a computer-readable medium and including database records for substantially all Wi-Fi access points in the target area, each record including identification information for a corresponding Wi-Fi access point and calculated position information for the corresponding Wi-Fi access point, wherein said calculated position information is obtained from recording multiple readings of the Wi-Fi access point to provide reference symmetry when calculating the position of the Wi-Fi access point and to avoid arterial bias in the calculated position information;

    computer-implemented logic to add records to the database for newly-discovered Wi-Fi access points said computer logic including logic to recalculate position information for Wi-Fi access points previously stored in the database to utilize the position information for the newly-discovered Wi-Fi access points.

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