Doppler velocity profiler

  • US 5,077,700 A
  • Filed: 12/21/1990
  • Issued: 12/31/1991
  • Est. Priority Date: 12/21/1990
  • Status: Expired due to Fees
First Claim
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1. A method for determining the velocity of a vessel in real time in a sonar system having means for providing a plurality of acoustic beams each having a plurality of bins, comprising the steps of:

  • (a) determining a bin frequency shift with respect to each of at least two different bins of a selected acoustic beam; and

    ,(b) determining an average velocity in accordance with said at least two determined bin frequency shifts of step (a).

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