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Sonar mapping system

  • US 10,684,368 B2
  • Filed: 06/18/2018
  • Issued: 06/16/2020
  • Est. Priority Date: 04/03/2014
  • Status: Active Grant
First Claim
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1. A head unit for a sonar mapping system having a sonar transducer configured to generate sonar data for transmission to the head unit and a GPS receiver configured to provide location information to the head unit, comprising:

  • a display;

    a processor operably coupled to the display, the processor configured to convert the sonar data received from the sonar transducer into visual information for rendering on the display;

    wherein the visual information is at least one of topographical contours or bathymetric tints representing at least one of depth or bottom hardness; and

    wherein the processor is configured to at least one of construct or update a chart of such visual information corresponding to a path of travel based on the location information received from the GPS receiver while traveling along the path of travel.

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