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IC card reader

  • US 5,463,210 A
  • Filed: 10/22/1993
  • Issued: 10/31/1995
  • Est. Priority Date: 10/28/1992
  • Status: Expired due to Term
First Claim
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1. An IC card loading detecting apparatus for reading an IC card, comprising:

  • an IC card including a central processing unit (CPU) housed therein and a plurality of input/output terminal portions for transmitting and receiving a signal between said CPU circuit and an interface unit of an equipment;

    means for detecting a presence of said IC card by electrically contacting a detection sensor contact provided on said interface unit to a ground terminal of said input/output terminal portions, wherein said detection sensor contact is brought in contact with said ground terminal of said input/output terminal portions together with a ground contact of said interface unit to thereby detect the presence of said IC card.

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