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Method and apparatus for forming energy subtraction images

  • US 20020094117A1
  • Filed: 01/15/2002
  • Published: 07/18/2002
  • Est. Priority Date: 01/16/2001
  • Status: Active Grant
First Claim
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1. A method of forming an energy subtraction image, comprising the steps of:

  • i) obtaining a plurality of radiation image signals respectively representing a plurality of radiation images of an object, which radiation images have been formed with several kinds of radiation having different energy distributions, and ii) forming an energy subtraction image signal from the plurality of the radiation image signals, wherein the energy subtraction image signal is formed as an energy subtraction image signal having a pixel density lower than the pixel density of each of the radiation image signals.

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