发明授权
- 专利标题： System, apparatus, and method for conditional broadcast reception without cablecard
- 专利标题（中）： 无线卡条件广播接收的系统，装置和方法
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申请号： US12605051申请日： 2009-10-23
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公开(公告)号： US09055339B2公开(公告)日： 2015-06-09
- 发明人: Myung-Sik Choi
- 申请人： Myung-Sik Choi
- 申请人地址： KR
- 专利权人： Samsung Electronics Co., Ltd.
- 当前专利权人： Samsung Electronics Co., Ltd.
- 当前专利权人地址： KR
- 代理机构： The Farrell Law Firm, P.C.
- 优先权： KR10-2008-0103975 20081023
- 主分类号： H04N7/167
- IPC分类号： H04N7/167 ; H04N21/4623 ; H04N7/16 ; H04N21/4367 ; H04N21/4405
摘要：
A broadcast reception system, apparatus, and method for a Conditional Access System (CAS) function without a cablecard are provided. A security processor for performing a CAS function without using a cablecard includes a security processor for receiving Entitlement Control Message (ECM) information and Entitlement Management Message (EMM) information from a set-top box, extracting a Control Word (CW) using the ECM information and the EMM information, encrypting the CW, and transmitting the encrypted CW to the set-top box.
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