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Acquisition of navigation assistance information for a mobile station

  • US 9,229,089 B2
  • Filed: 06/10/2010
  • Issued: 01/05/2016
  • Est. Priority Date: 06/10/2010
  • Status: Active Grant
First Claim
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1. A method comprising:

  • imaging a visual beacon within an environment with a mobile station;

    generating, with a processor, at least one feature descriptor for the visual beacon;

    obtaining, with the processor, locations of neighboring visual beacons associated with the feature descriptor, the neighboring visual beacons being different than the visual beacon imaged with the mobile station; and

    using the locations of neighboring visual beacons with the processor to assist in navigating within the environment by updating the mobile station position during navigation based on a location of a neighboring visual beacon of the neighboring visual beacons when the neighboring visual beacon is imaged by the mobile station.

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