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Interlaced sonar system

  • US 5,033,029 A
  • Filed: 05/12/1983
  • Issued: 07/16/1991
  • Est. Priority Date: 05/12/1983
  • Status: Expired due to Fees
First Claim
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1. Sonar apparatus for use over a target area, comprising:

  • A) transmitter means including transmitter transducer means operative to repetitively transmit acoustic pulses toward said target area and operable, on a first acoustic transmission, to insonify a plurality of similar but separated regions of said target area;

    B) receiver means including receiver transducer means operable to receive the acoustic returns from said separated regions;

    C) means for processing and storing said returns;

    D) said transmitter means being operable, on each subsequent acoustic transmission, to again insonify a plurality of similar but separated regions, at least one of which regions lies in the space between two regions insonified on a previous transmission; and

    E) means for utilizing said processed and stored returns.

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