发明名称 |
Data communication method and system therefor |
摘要 |
In data communication, data not requiring secrecy are transmitted and received via an open communication network whose security is low, while data requiring secrecy are transmitted and received via a closed communication network whose security is higher than that of the open communication network.
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申请公布号 |
US6178454(B1) |
申请公布日期 |
2001.01.23 |
申请号 |
US19980107125 |
申请日期 |
1998.06.30 |
申请人 |
OKI ELECTRIC INDUSTRY, CO. |
发明人 |
TSUNEYOSHI TAIJI;TAKEUCHI TOSHINAO |
分类号 |
G06F15/00;G06F21/20;G06Q10/00;G06Q20/00;H04L29/06;H04M3/00;H04M11/00;(IPC1-7):G06F15/16 |
主分类号 |
G06F15/00 |
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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