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PASSIVE MILLIMETER-WAVE DETECTOR

  • US 20140253362A1
  • Filed: 04/12/2012
  • Published: 09/11/2014
  • Est. Priority Date: 04/15/2011
  • Status: Active Grant
First Claim
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1. A method for detecting a concealed object in a region of interest on a person, comprising:

  • scanning said region of interest using a passive millimeter-wave detector comprising an antenna configured to receive millimeter wave radiation;

    providing to a processor an output of said scanning by said detector, which output comprises a signal corresponding to an intensity of said received millimeter wave radiation;

    in said processor, storing said output of said scanning;

    in said processor, processing a plot corresponding to said stored output to identify whether said plot is unimodal or bimodal; and

    indicating a result to an operator of said detector, wherein;

    if said plot is bimodal, indicating to said operator that a concealed object is potentially detected.

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