×

Systems and methods for interrogator multiple radio frequency identification enabled documents

  • US 8,098,134 B2
  • Filed: 06/21/2007
  • Issued: 01/17/2012
  • Est. Priority Date: 06/21/2006
  • Status: Active Grant
First Claim
Patent Images

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.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×