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Method and apparatus for mobile device localization

  • US 9,843,903 B2
  • Filed: 03/15/2013
  • Issued: 12/12/2017
  • Est. Priority Date: 03/15/2013
  • Status: Active Grant
First Claim
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1. A method of providing indoor localization, the method comprising:

  • emitting signals at multiple fixed locations within an indoor facility with multiple floors and multiple rooms on each floor, the signals being unique at each location relative to the signals at adjacent locations within the indoor facility, the signals being non-radio frequency signals perceptible by a mobile electronics device, each signal encoded to correspond to both the respective floor and the respective room on each floor within the facility from which each signal is emitted and known to the mobile electronics device by way of a look-up table, the look-up table being a multi-dimensional data structure with dimensions corresponding to the floors and the rooms on each floor within the facility; and

    transmitting the look-up table, on a temporary basis, to the mobile electronics device as the mobile electronics device enters the indoor facility.

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