IC card

Details IC card IC card

2005-05-31

2005-05-31

Wimer, Michael C. (Department: 2828)

Communications: radio wave antennas

Antennas

With radio cabinet

C343S873000, C343S895000, C235S492000

Reexamination Certificate

active

06900767

ABSTRACT:
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 comprises an antenna coil formed by an antenna wire and an IC module comprising an IC chip. The antenna wire has a structure represented by following General Formula 1,in-line-formulae description="In-line Formulae" end="lead"?Antenna ShapeX1 ≧Antenna ShapeY1×1.2in-line-formulae description="In-line Formulae" end="tail"?wherein Antenna Shape X1represents the cross sectional width of the antenna wire being parallel to the surface of the IC card; Antenna Shape Y1represents the cross sectional width of the antenna wire being perpendicular to the surface of the IC card.

REFERENCES:
patent: 5852289 (1998-12-01), Masahiko

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