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Vehicle locator key fob with range and bearing measurement

  • US 8,786,468 B2
  • Filed: 04/30/2012
  • Issued: 07/22/2014
  • Est. Priority Date: 04/16/2008
  • Status: Active Grant
First Claim
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1. A method for determining a location of an object by a remote, mobile apparatus comprising the steps of:

  • generating a bearing signal from the object, wherein the bearing signal carries relative bearing information with respect to magnetic north;

    receiving the bearing signal by the mobile apparatus;

    determining by the mobile apparatus a relative bearing between the mobile apparatus and the object; and

    providing direction information, including at least the relative bearing, to a user of the mobile apparatus to aid in directing the user to the object.

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