发明名称 |
Method and apparatus for indicating the improper termination of a chip card communication |
摘要 |
A method and apparatus for indicating a removal of a chip card from a corresponding write/read device are disclosed. Cards which are unpredictably electrically separated from the write/read device can store the event in the card memory and use it as information for a restart.
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申请公布号 |
US5442295(A) |
申请公布日期 |
1995.08.15 |
申请号 |
US19940213085 |
申请日期 |
1994.03.15 |
申请人 |
ANGEWANDTE DIGITAL ELECTRONIK GMBH |
发明人 |
KREFT, HANS-DIEDRICH |
分类号 |
G06K17/00;G06K19/073;G07F7/08;G07F7/10;(IPC1-7):G01R31/02 |
主分类号 |
G06K17/00 |
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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