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Antenna for non-contact IC card gate facility

  • US 5,837,982 A
  • Filed: 04/21/1997
  • Issued: 11/17/1998
  • Est. Priority Date: 11/15/1994
  • Status: Expired due to Term
First Claim
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1. An antenna mechanism for a non-contact IC card system for communication with a non-contact IC card passing a gate, said antenna mechanism comprising:

  • an antenna; and

    a conductive shielding body located on an outer side of a gate to eliminate a communication area outside the gate by shielding electromagnetic waves from said antenna, wherein said conductive shielding body comprises a box covering back and side surfaces of said antenna.

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