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Method and apparatus for selecting a foghorn blast pattern

  • US 7,138,945 B1
  • Filed: 04/25/2005
  • Issued: 11/21/2006
  • Est. Priority Date: 04/25/2005
  • Status: Expired due to Fees
First Claim
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1. A marine vessel operable to emit an audible signal based upon the velocity status of the marine vessel comprising:

  • a first processor component operable to determine the velocity of the marine vessel based upon global positioning signal inputs;

    a database containing a set of at least two audible signals;

    a second processor component operable to select an audible signal from the set of at least two audible signals based on the velocity of the marine vessel; and

    a loudspeaker that emits the selected audible signal from the marine vessel.

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