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High Energy X-Ray Inspection System Using a Fan-Shaped Beam and Collimated Backscatter Detectors

  • US 20110135060A1
  • Filed: 05/20/2009
  • Published: 06/09/2011
  • Est. Priority Date: 05/20/2008
  • Status: Active Grant
First Claim
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1. A scanning system for scanning an object in a scanning zone, the system comprising a radiation source arranged to irradiate the object with radiation having a peak energy of at least 900 keV, a scatter detector arranged to detect radiation scattered from the object wherein the radiation source is arranged to irradiate the object over a plurality of regions to be scanned within a single irradiation event, the scatter detector comprising a plurality of detection elements, each detection element arranged to detect scattered radiation from a predefined part of the scanning zone and a signal processor arranged to calculate scatter intensity across the plurality of detector elements.

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