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X-ray inspection systems with enhanced brightness control

  • US 8,406,520 B2
  • Filed: 10/10/2007
  • Issued: 03/26/2013
  • Est. Priority Date: 10/10/2006
  • Status: Active Grant
First Claim
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1. A method for enhancing detail detectability in x-ray images, the method comprising:

  • providing, via an x-ray inspection device, a positive x-ray image of a suitcase or other container under examination for one or more items of interest therein, the positive x-ray image having a brightness that is inversely related to x-ray beam attenuation;

    subdividing the x-ray image into an object region and an empty region, the object region including the suitcase or other container under examination and the items of interest therein, and the empty region excluding the suitcase or other container under examination and the items of interest therein; and

    darkening the empty region of the x-ray image relative to the object region.

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