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Security tag with three dimensional antenna array made from flat stock

  • US 7,042,413 B2
  • Filed: 08/09/2004
  • Issued: 05/09/2006
  • Est. Priority Date: 08/22/2003
  • Status: Expired due to Fees
First Claim
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1. An antenna configuration for use in a security tag that optimizes a receipt of a signal issued from an interrogator or reader, said antenna configuration comprising:

  • a first dipole and a second dipole arranged in a non-parallel nor collinear configuration to form a plane comprising said first and second dipoles; and

    a third dipole being positioned out of said plane and wherein said third dipole comprises a first antenna stub and a second antenna stub and wherein said plane comprises a first side and a second side and wherein said first and second sides are opposite each other, said first antenna stub being positioned out of said plane on said first side and said second antenna stub being positioned out of said plane on said second side.

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