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SYSTEMS AND METHODS FOR INTERROGATOR MULTIPLE RADIO FREQUENCY IDENTIFICATION ENABLED DOCUMENTS

  • US 20080084275A1
  • Filed: 06/21/2007
  • Published: 04/10/2008
  • Est. Priority Date: 06/21/2006
  • Status: Active Grant
First Claim
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1. A system for communicating with a plurality of Radio Frequency Identification (RFID) tags affixed to a plurality of documents, comprising:

  • a Radio Frequency (RF) radiating antenna for communicating via RF signals with the plurality of RFID tags;

    a chamber comprising conductive walls, the chamber configured to maintain a high RF field strength; and

    a slot within the chamber, the slot comprising no-conductive walls and an angled stop wall, the slot configured to hold the plurality of documents in a location such that the plurality of RFID tags are exposed to the high RF field strength and to create an offset between the RFID tags.

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