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IC card

  • US 6,900,767 B2
  • Filed: 09/18/2002
  • Issued: 05/31/2005
  • Est. Priority Date: 09/28/2001
  • Status: Expired due to Fees
First Claim
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1. An IC card comprising:

  • a first sheet member;

    a second sheet member; and

    a core layer fixed therein an electronic part by an adhesive agent and provided between the first sheet member and the second sheet member, the electronic part comprising an antenna coil formed by an antenna wire and an IC module comprising an IC chip, wherein the antenna wire has a structure represented by following General Formula 1,
    Antenna Shape Y1×

    7.0≧

    Antenna Shape X1

    Antenna Shape Y1×

    1.2 wherein Antenna Shape X1 represents the cross sectional width of the antenna wire being parallel to the surface of the IC card; and

    Antenna Shape Y1 represents the cross sectional width of the antenna wire being perpendicular to the surface of the IC card.

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