Navigation assistance method and system
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United States of America Patent
Stats
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Apr 24, 2007
Grant Date -
Mar 23, 2006
app pub date -
Sep 22, 2004
filing date -
Sep 22, 2004
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a navigation assistance system, information is received via the Internet from a user pertaining to a water trip contemplated by the user. The system includes a database storing waterway data. The database is accessed in response to the information from the user. At least one recommended over-water route is derived in response to the user information and in accordance with waterway data in the database, the recommended route being communicated to the user via the computer network. The deriving of the route preferably comprises including only route segments extending through operatively navigable areas.
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