Method and apparatus of physically moving a portable unit to view an image of a stationary map

CAFC
  • US 8,706,400 B1
  • Filed: 12/05/2013
  • Issued: 04/22/2014
  • Est. Priority Date: 12/26/2011
  • Status: Active Grant
First Claim
Patent Images

1. A method of moving a portable unit to search for a new location comprising the steps of:

  • displaying an image on a screen of the portable unit matched and superimposed to a corresponding portion of a background image of a stationary map;

    mapping a first point of the display image located in a center of the screen of the portable unit to a corresponding reference point in the background image of the stationary map;

    moving the portable unit to display a new portion of the background image of the stationary map on the screen;

    identifying a new location in the new portion of the background image;

    determining a first vector between the center of the screen of the portable unit and the new location; and

    moving the center of the screen of the portable unit to the new location as determined by the first vector.

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