发明名称 |
Portable data module and system for consumer transactions |
摘要 |
A Consumer Data Device of a plastic encased, credit-card sized case containing a memory for data and transaction retention, an LCD display for displaying information, an LCD display for bar-codes to be read by a bar-code scanner, a controller to scroll through stored information, and a data communication link via spread-spectrum RF or direct electrical contact to a host computer.
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申请公布号 |
US5789732(A) |
申请公布日期 |
1998.08.04 |
申请号 |
US19960663025 |
申请日期 |
1996.06.07 |
申请人 |
MCMAHON, STEVEN A.;MCQUEEN, ALEXANDER M.;SCHLER, MATT D. |
发明人 |
MCMAHON, STEVEN A.;MCQUEEN, ALEXANDER M.;SCHLER, MATT D. |
分类号 |
G06K19/08;G07F7/10;G07G1/00;(IPC1-7):G06K5/00;G06K19/00 |
主分类号 |
G06K19/08 |
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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