Method, apparatus, and computer program products for alerting surface vessels to hazardous conditions
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United States of America Patent
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Oct 22, 2002
Grant Date -
N/A
app pub date -
Jun 26, 2000
filing date -
Oct 5, 1999
priority date (Note) -
In Force
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Abstract
A navigational system for surface vessels that provides warning of impending grounding occurrences. A data base of bottom contours and submerged obstructions is compared to various indicators of the surface vessel's position and motion to provide alerts and to display bottom hazards ahead of the vessel.
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