发明名称 |
METHOD FOR USING CONTENTS, METHOD FOR SHARING CONTENTS AND DEVICE BASED ON SECURITY LEVEL |
摘要 |
PURPOSE: A method for using contents, a method for sharing contents and a device based on security level are provided to prevent a device which does not satisfy usage requirement conditions of contents from using contents, thereby improving security. CONSTITUTION: An IPTV receiving module(41) transceives data with a service provider(20). A security controller performs security control related functions. The security controller receives contents transmitted from the service provider and content related information. The security controller controls whether to transmit the contents.
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申请公布号 |
KR20090129472(A) |
申请公布日期 |
2009.12.16 |
申请号 |
KR20097021445 |
申请日期 |
2008.04.23 |
申请人 |
LG ELECTRONICS INC. |
发明人 |
CHUNG, MIN GYU;CHO, SUNG HYUN;PAK, KOO YONG;PARK, II GON;KIM, SOO JUNG;KIRAN KUMAR K. |
分类号 |
H04N7/167 |
主分类号 |
H04N7/167 |
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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