发明名称 |
Multichip IC card and IC card system using it |
摘要 |
The object of the present invention is to provide a multichip IC card which seems to be a single chip IC card constituted by one chip and in which plural function chips are built. The multichip IC card is provided with a connector 3 for connecting to an interface processor 1, a master chip 4 for controlling a system in a card, at least one function chip 6-1 to 6-n and selection means 5A for connecting the function chip selected by the master chip and the interface processor 1 via the connector 3.
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申请公布号 |
US5838059(A) |
申请公布日期 |
1998.11.17 |
申请号 |
US19960758349 |
申请日期 |
1996.12.03 |
申请人 |
HITACHI, LTD. |
发明人 |
INOUE, MASAYUKI;ITOH, SHIGEYUKI;TAKAMI, YUTAKA;MATSUMOTO, KENJI;YAMASHITA, KOTARO |
分类号 |
G06K19/07;G11C7/00;(IPC1-7):H01L23/02 |
主分类号 |
G06K19/07 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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