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Selective access control apparatus for animals using electronic recognition

  • US 9,345,231 B2
  • Filed: 11/26/2013
  • Issued: 05/24/2016
  • Est. Priority Date: 11/26/2013
  • Status: Active Grant
First Claim
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1. A system for controlling animal access to an animal system comprising:

  • an animal system to be controlled;

    a means for preventing animal access to said animal system; and

    an antenna system comprising at least two separate, non-coplanar antennas covering up to 3 dimensions and shielded against RF signals for detecting the presence of a tag using inductive or H-field coupling of the signal; and

    an authorized powered RFID tag configured to magnetically couple with said antenna system,wherein a control system scans the antenna system for the transmission of a tag in proximity to said animal system and upon sensing an authorized tag disengages said means for preventing animal access.

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