发明名称 |
Method and system of digital right backuping and recovering |
摘要 |
A method of digital right backuping and recovery is disclosed, including: sending by User Equipment a digital right request message which includes request information of backupable and recoverable right to a provider server; sending by the provider server a backupable and recoverable digital right which is requested by the User Equipment to the User Equipment; confirming a digital right state by the User Equipment and the provider server; and sending by the provider server a backuped or recovered digital right to the User Equipment according to the digital right state when the User Equipment requests to backup or recover the digital right.
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申请公布号 |
US2008005202(A1) |
申请公布日期 |
2008.01.03 |
申请号 |
US20070811870 |
申请日期 |
2007.06.12 |
申请人 |
HUA WEI TECHNOLOGIES CO., LTD. |
发明人 |
ZHANG ZHENSHENG;LI YINGWEI;YUAN ZHIQUAN |
分类号 |
G06F17/30 |
主分类号 |
G06F17/30 |
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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