发明名称 |
RIGHT OBJECT RENEWAL METHOD AND APPARATUS FOR RIGHT-PROTECTED BROADCAST SERVICE |
摘要 |
A Right Object renewal method and apparatus for a right-protected digital broadcast service that is capable of predicting the expiration of a Right Object issued for the right-protected broadcast channel and renewing the Right Object prior to the expiration of the Right object based on the predicted expiry is provided. A right object renewal method for a right-protected broadcast service using a long term right object having a purchased license duration and a short term right object having a temporary license duration which is shorter than the purchased license duration according to the present invention includes determining whether the time to expire of a previously issued short term right object is less than a predetermined threshold value; requesting, when the time to expire of the previously issued short term right object is less than the threshold value, requesting and receiving a new short term object; and renewing the duration of the short term right object based on the received new short term right object. |
申请公布号 |
US2014317002(A1) |
申请公布日期 |
2014.10.23 |
申请号 |
US201414324695 |
申请日期 |
2014.07.07 |
申请人 |
Samsung Electronics Co., Ltd. |
发明人 |
SEO Jeong Wook;LEE Je Geol;LEE Chung Kyu;KIM Mi Sun |
分类号 |
G06Q50/18;G06Q10/00 |
主分类号 |
G06Q50/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
Gyeonggi-do KR |