| 发明名称 |
METHOD FOR SHARING RIGHTS OBJECT IN DIGITAL RIGHTS MANAGEMENT AND DEVICE THEREOF |
| 摘要 |
<p>A Digital Rights Management (DRM), and particularly a method for sharing a Rights Object (RO) of a certain DRM content between devices, wherein a certain device requests a Rights Issuer (RI) to upgrade its existing RO, and moves or copies the upgraded RO by the request to at least one or more other devices via a wired/wireless medium, thereby sharing the RO with the other devices.</p> |
| 申请公布号 |
WO2007114657(A1) |
申请公布日期 |
2007.10.11 |
| 申请号 |
WO2007KR01659 |
申请日期 |
2007.04.05 |
| 申请人 |
LG ELECTRONICS INC.;CHU, YOUN-SUNG;KIM, TE-HYUN;KESHAVAMURTHY, KIRAN KUMAR;LEE, SEUNG-JAE |
发明人 |
CHU, YOUN-SUNG;KIM, TE-HYUN;KESHAVAMURTHY, KIRAN KUMAR;LEE, SEUNG-JAE |
| 分类号 |
G06F17/00;G06F15/00;G06F21/10 |
主分类号 |
G06F17/00 |
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