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Methods and apparatuses for use in determining a location of a mobile device within a mutli-level physical structure

  • US 20130172009A1
  • Filed: 03/01/2013
  • Published: 07/04/2013
  • Est. Priority Date: 08/20/2010
  • Status: Active Grant
First Claim
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1. A method comprising, at a mobile device:

  • receiving stored measurements of wireless signals corresponding to at least two different levels within a multi-level physical structure;

    measuring wireless signals; and

    determining that the mobile device is located within a particular level of the multi-level physical structure based, at least in part, on a comparison of the measured wireless signals and the stored measurements of wireless signals.

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