发明名称 |
Contents execution device equipped with independent authentication means and contents re-distribution method |
摘要 |
The present invention particularly relates to a digital content providing service method and a content execution device for the same, for maximizing user convenience and maintaining a sufficient level of security using a smart card. The inventive content execution device includes an independent authentication unit for storing a tool necessary for executing content; an authentication support module for providing a data communication channel between the smart card and an external broadcasting server; a tool agent for calling the tool stored in the independent authentication unit; and a content execution unit for executing content data received from the external broadcasting server. The content execution device included in a content authority management system of the present invention employs the smart card for user authentication and/or content playing tool management. Accordingly, a user can freely executing his/her licensed content in different content execution devices by conveniently removing and reinserting the smart card, without separate measures. Moreover, according to the present invention, a user can effectively use content from different broadcasters. |
申请公布号 |
US8151342(B2) |
申请公布日期 |
2012.04.03 |
申请号 |
US20060722215 |
申请日期 |
2006.01.26 |
申请人 |
CHOI BUM SUK;JOO SANG HYUN;LEE HYE JOO;CHOI JIN SOO;HONG JIN WOO;ELETRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE |
发明人 |
CHOI BUM SUK;JOO SANG HYUN;LEE HYE JOO;CHOI JIN SOO;HONG JIN WOO |
分类号 |
G06F21/00;H04N5/00;H04N7/16;H04N7/24 |
主分类号 |
G06F21/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|