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METHODS FOR DETERMINING A USER'S LOCATION USING POI VISIBILITY INFERENCE

  • US 20130238234A1
  • Filed: 09/05/2012
  • Published: 09/12/2013
  • Est. Priority Date: 10/21/2011
  • Status: Abandoned Application
First Claim
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1. A method for determining a user'"'"'s location using at least one point of interest (POI) inference, the method comprising:

  • identifying at least one point of interest (POI) within a line of sight of the user and having a predefined location on a map;

    for each of the at least one POI, obtaining a visibility map representing an area within a line of sight of the POI; and

    determining the user'"'"'s location based on an area common to each of the at least one visibility maps.

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