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HOLOGRAPHIC ARRAYS FOR MULTI-PATH IMAGING ARTIFACT REDUCTION

  • US 20070205936A1
  • Filed: 03/24/2005
  • Published: 09/06/2007
  • Est. Priority Date: 03/24/2005
  • Status: Active Grant
First Claim
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1. ) A method to remove multi-path imaging artifacts from images of items in an imaging system having at least one transmitter transmitting electromagnetic radiation between 200 MHz and 1 THz and at least one receiver receiving the reflective signal from said transmitter comprising the steps of:

  • a. transmitting a signal having at least one characteristic of elliptical polarization at an item, b. receiving a reflection of said signal, c. identifying those portions of said received signal wherein the polarity of said characteristic is reversed and those portions of said received signal wherein the polarity of said characteristic is not reversed, d. creating an image from those portions of said received signal wherein the polarity of said characteristic is reversed.

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