发明名称 SMARTCARD AND METHOD OF PRODUCING SMARTCARDS
摘要 The invention relates to a smartcard (1) comprising: a first section (4) enclosing a contactless microcircuit (2). In order to improve the security of the smart card against forgery said smartcard comprises: a compensation section (7) of a transparent material, said compensation section having substantially the same thickness as the first section (4) and surrounding said first section, a top section (5) of a transparent material, said top section being arranged on top of said first section (4) and said compensation section (7) as a surface layer of said smartcard (1), and a bottom section (6) of a transparent material, said bottom section being arranged under said first section (4) and said compensation section (7) as a surface layer of said smartcard (1).
申请公布号 US2009065589(A1) 申请公布日期 2009.03.12
申请号 US20060067776 申请日期 2006.09.21
申请人 SETEC OY 发明人 KORHONEN MAILA;HOLMBERG MIKA;HERLIN JARI
分类号 G06K19/077 主分类号 G06K19/077
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