| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an ID card for which a forgery preventing measure is adopted to disable fraudulent use by replacement or the like by surely destroying an antenna constituting a non-contact IC medium (IC inlet) for which an IC chip is connected to the antenna embedded in the ID card when trying to intentionally peel off and replace the IC inlet. <P>SOLUTION: The ID card A is composed by interposing the IC chip 1 storing unique identification information and the antenna 2 for the IC chip 1 to communicate contactlessly between exterior base materials 4 forming front and back surfaces provided with an adhesive material layer 3 and sticking them. For the ID card A for which the forgery preventing measure is adopted, the antenna 2 is composed of the printed layer of silver paste which is conductive paste full of brittleness (of thickness 2-30μm). <P>COPYRIGHT: (C)2005,JPO&NCIPI |
