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System and method of determining unprocessed items

  • US 7,275,690 B1
  • Filed: 07/01/2005
  • Issued: 10/02/2007
  • Est. Priority Date: 07/01/2005
  • Status: Active Grant
First Claim
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1. An item processing system comprising:

  • an imaging system for producing image information about items collectively in a container, the items remaining in the container during the producing of imaging information; and

    a computer for receiving label information from a radio frequency identification label reader following interrogation of a number of radio frequency identification labels on the items in the container, for producing a first count of the items from label information obtained from the number of radio frequency identification labels, for producing a second count of the items in the container from the image information, the second count being produced by processing of image information for the items, processing including resolving image information representing different ones of the items from image information for the items collectively, and for comparing the first count to the second count to produce a third count of the items not processed by the radio frequency identification label reader.

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