发明名称 |
Method of transmitting and reproducing content processed by various DRM systems |
摘要 |
Provided is a method of transmitting content processed according to first digital rights management (DRM) to a device that uses second DRM. The method includes generating a ticket using a first license server and a second license server, the first license server issuing a first license for use in the first DRM and the second license server issuing a second license for use in the second DRM; the second device obtaining a second content key required to process the content using the ticket and the second DRM; and the second device receiving the content from the first device and processing the content using the second content key and the second DRM. The ticket includes use control information that specifies a restriction of use of the content, and the second content key required to process the content using the second DRM. |
申请公布号 |
US8151356(B2) |
申请公布日期 |
2012.04.03 |
申请号 |
US20050191137 |
申请日期 |
2005.07.28 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
KIM CHI-HURN;CHOI YANG-LIM;YOON YOUNG-SUN |
分类号 |
G06F1/00;H04N7/167 |
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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地址 |
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