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Method and system for locating a person and medium comprising instructions for performing the method

  • US 8,476,897 B2
  • Filed: 09/14/2010
  • Issued: 07/02/2013
  • Est. Priority Date: 09/15/2009
  • Status: Expired due to Fees
First Claim
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1. A method for localizing a person in surroundings equipped with fixed electrical appliances, said method comprising:

  • measuring an electromagnetic field radiated by one or more of these fixed electrical appliances by means of a magnetometer carried by the person to be localized, identifying a fixed electrical appliance operating in proximity to the magnetometer by comparing the measured magnetic field with pre-recorded magnetic signatures, each pre-recorded magnetic signature being associated with a respective electrical appliance present in the surroundings, and localizing the person at least in part on the basis of pre-recorded items of information about localization, in the surroundings, of the fixed electrical appliance identified by its magnetic signature.

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