发明名称 |
Self-Programming Transaction Card |
摘要 |
A transaction card having a self-programming region that allows periodic update of security data is disclosed. The self-programming region contains one or more self-programming components, each of which can be switched between two states depending on the direction of an electrical current provided to the component. The self-programming components are used for updating security data such as a digital code at various time intervals as determined by an algorithm in a processor on the card.
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申请公布号 |
US2008121726(A1) |
申请公布日期 |
2008.05.29 |
申请号 |
US20060564375 |
申请日期 |
2006.11.29 |
申请人 |
BRADY COLIN;RAJAN GOVINDA |
发明人 |
BRADY COLIN;RAJAN GOVINDA |
分类号 |
G06K19/06 |
主分类号 |
G06K19/06 |
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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