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Harbor fence

  • US 6,980,483 B2
  • Filed: 06/09/2004
  • Issued: 12/27/2005
  • Est. Priority Date: 02/12/2003
  • Status: Expired due to Term
First Claim
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1. A system for protecting an asset that abuts a body of water, the system comprising:

  • a flotation component that maintains the system at essentially a surface of the body of water,a first sensor array comprising a first sensor element and a second sensor element, the first sensor element located at a first position along the flotation component and the second sensor element located at a second position along the flotation component, wherein the first sensor element and the second sensor element detect whether an intruder passes through a security perimeter of the system at a corresponding location;

    a first control module that communicates with the first sensor array over a first communications channel and that receives a first signal from the first sensor element and a second signal from the second sensor element, wherein each signal is indicative whether a corresponding sensor detects the intruder passing through the system at the corresponding location;

    a control unit that communicates with the first control module over a second communications channel, and that receives an indication whether the intruder is detected by the first control module, wherein the control unit provides a security status.

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