发明名称 CONTACTLESS CHIP CARD
摘要 A contactless memory card that includes a card body (1), an integrated circuit (3) embedded in the card body, and a coupling antenna (4) connected to two contact pads (6) of the integrated circuit. The antenna is made in a spiral pattern, with its turns passing over the flush face (5) of the integrated circuit.
申请公布号 HK1022028(A1) 申请公布日期 2004.05.21
申请号 HK20000100962 申请日期 2000.02.18
申请人 SCHLUMBERGER SYSTEMES 发明人 BENOIT THEVENOT;PASCAL BILLEBAUD
分类号 B42D15/10;G06K19/07;G06K19/077;H01Q1/24;H01Q1/38;H01Q7/00;(IPC1-7):H01L;G06K 主分类号 B42D15/10
代理机构 代理人
主权项
地址