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System and method of generating light maps

  • US 20080158244A1
  • Filed: 11/30/2007
  • Published: 07/03/2008
  • Est. Priority Date: 11/30/2006
  • Status: Active Grant
First Claim
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1. A method of constructing luminance terrain light maps comprising:

  • defining a region of interest;

    combining multi-layer lineal data selected from a class which includes roads, and highways, interchanges, railroad features in the region with multi-layer areal data from a class which includes airfield geometric information, information pertaining to commercial or industrial areas, residential areas and vegetated areas in the region;

    responsive to the combining, deriving spatial areas and associated data for use in visual or sensor based displays;

    filtering the visual related data; and

    utilizing random noise inputs to selectively turn off light elements in the region in producing a light map for the region.

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