| 发明名称 |
System for use of encrypted data sends only key over network allows access time control reduces data transmission load |
| 摘要 |
The system controls access to large quantities of data delivered on physical media by the continuous transmission over a network of a key which allows access to the data only whilst the key is being received. |
| 申请公布号 |
DE19957467(A1) |
申请公布日期 |
2001.05.31 |
| 申请号 |
DE1999157467 |
申请日期 |
1999.11.24 |
| 申请人 |
DEUTSCHE TELEKOM AG;METABOX AG |
发明人 |
ALTHOFF, JUERGEN;DOMEYER, STEFAN |
| 分类号 |
G06F1/00;G06F21/00;G06F21/10;G11B20/00;H04L29/06;H04L29/08;(IPC1-7):H04L12/22;H04L9/00 |
主分类号 |
G06F1/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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