发明名称 |
Method for implementing DRM function and additional function using DRM device and system thereof |
摘要 |
A digital rights management (DRM) function performing method and system using a DRM device are provided, in which a DRM device connected to a second communication device decodes encoded contents when a first communication device requests to play the contents, the DRM device re-encodes the contents using a session key, and the DRM device transmits the re-encoded contents to the first communication device via the second communication device.
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申请公布号 |
US2008195864(A1) |
申请公布日期 |
2008.08.14 |
申请号 |
US20070812876 |
申请日期 |
2007.06.22 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
KIM HEE JEAN;SUNG MAENG HEE;JIN WEON IL;JUNG BAE EUN;JUNG TAE-CHUL |
分类号 |
H04L9/32;G06F21/00;G06F21/10;G06F21/44;G06Q30/06;G06Q50/00;G06Q50/10;G09C1/00;H04L9/12;H04L9/28 |
主分类号 |
H04L9/32 |
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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