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Snapshot backscatter radiography (SBR) systems including system having dynamic collimation

  • US 7,130,374 B1
  • Filed: 05/10/2006
  • Issued: 10/31/2006
  • Est. Priority Date: 05/11/2005
  • Status: Active Grant
First Claim
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1. A snapshot backscatter radiography (SBR) system having dynamic collimation, comprising:

  • at least one penetrating radiation source;

    at least one substantially transmissive radiation detector, wherein said substantially transmissive radiation detector is interposed between an object region to be interrogated and said radiation source, said substantially transmissive radiation detector receiving and detecting forward radiation from said radiation source before transmitting a portion thereof to interrogate said object region, wherein a portion of backscattered radiation from said object region is detected by said detector, andat least one changeable collimating grid having a plurality of spaced apart features coupled to structure for changing a position of said plurality of features, said changeable collimating grid being in a path of said forward radiation or a path of said backscattered radiation.

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