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Detail-in-context lenses for navigation

  • US 9,317,945 B2
  • Filed: 06/23/2005
  • Issued: 04/19/2016
  • Est. Priority Date: 06/23/2004
  • Status: Active Grant
First Claim
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1. A method comprising:

  • establishing an appearance of a lens for a region-of-interest in an image in an overhead view by a computer system for display on a display screen, the image having a representation of an outer view of a vessel and a representation of a course for travel of the vessel, the appearance of the lens having;

    a focal region that is magnified; and

    a shoulder region, surrounding the focal region, having a magnification that provides a transition from the magnification of the focal region to the image that surrounds the shoulder region; and

    dynamically adjusting, by the computer system, an orientation of the appearance of the lens to follow a direction of travel of the vessel.

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