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Method and Apparatus for Location Fingerprinting

  • US 20110065450A1
  • Filed: 09/14/2009
  • Published: 03/17/2011
  • Est. Priority Date: 09/14/2009
  • Status: Active Grant
First Claim
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1. A method in a wireless communication system configured to estimate the location of a mobile terminal by comparing a radio fingerprint of the mobile terminal'"'"'s location to one or more reference radio fingerprints of one or more reference locations, the method comprising:

  • obtaining a radio fingerprint of the mobile terminal'"'"'s location based on signal measurements performed by the mobile terminal at a radio frequency distinct from that used to obtain the one or more reference radio fingerprints; and

    transforming the radio fingerprint, or the one or more reference radio fingerprints, or both, based on said distinction.

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