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Antenna for a Combination Eas/Rfid Tag with a Detacher

  • US 20070262865A1
  • Filed: 11/02/2005
  • Published: 11/15/2007
  • Est. Priority Date: 11/02/2004
  • Status: Active Grant
First Claim
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1. A security device for detaching a combination electronic article surveillance (EAS) and radio frequency identification (RFID) tag (EAS/RFID tag), said security device comprising:

  • a detacher configured to selectively disengage a clutch release disposed in a first portion of the combination EAS/RFID tag; and

    a near field substantially circular microstrip antenna configured to electronically read information stored in a second portion of the combination EAS/RFID tag, said near field antenna configured to substantially encircle said detacher and configured to read information from said second portion of the combination EAS/RFID tag at a position relative to said detacher when said second portion of said tag is disposed at any angle relative to said detacher.

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