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Method, apparatus and computer program product for managing line-of-sight communications

  • US 6,708,090 B2
  • Filed: 02/27/2001
  • Issued: 03/16/2004
  • Est. Priority Date: 02/29/2000
  • Status: Active Grant
First Claim
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1. A method for improving vehicle communications comprising the steps of:

  • deriving current position data of a vehicle;

    accessing location and performance data for a communication/navigation facility stored in a database;

    accessing terrain data stored in said database;

    comparing said position data with said location and performance data of said communication/navigation facility and said terrain data and determining if said vehicle is in line of sight communication range of said communication/navigation facility;

    displaying on a display regions where line-of-sight communications are unavailable; and

    displaying on said display additional regions where line-of-sight communications would be possible if an altitude of the vehicle increased by a predetermined amount.

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