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Off-Target Tracking Using Feature Aiding in the Context of Inertial Navigation

  • US 20150092048A1
  • Filed: 09/25/2014
  • Published: 04/02/2015
  • Est. Priority Date: 09/27/2013
  • Status: Abandoned Application
First Claim
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1. A method of correcting drift in a tracking system of a mobile device, the method comprising:

  • obtaining location information regarding a target;

    obtaining an image of the target, the image captured by the mobile device;

    estimating, from the image of the target, measurements relating to a pose of the mobile device based on the image and location information, wherein the pose comprises information indicative of a translation and orientation of the mobile device; and

    correcting a pose determination of the mobile device using an Extended Kalman Filter (EKF), based, at least in part, on the measurements relating to the pose of the mobile device.

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