| 数字电视CA系统CW控制字共享原理及解决思路的探讨 |
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| 引用本文： | 刁立新,储昭晖. 数字电视CA系统CW控制字共享原理及解决思路的探讨[J]. 中国有线电视, 2011, 0(5): 595-597 |
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| 作者姓名： | 刁立新 储昭晖 |
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| 作者单位： | 安徽广电信息网络股份有限公司,安徽合肥,230088 |
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| 摘 要： | 对数字电视CA系统工作原理进行简要介绍,对通过CW控制字共享达到盗版的行为进行深入剖析,同时列出控制字共享实例,并给出几种有效防范CW控制字共享的手段。
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| 关 键 词： | 数字电视 CAS 控制字共享 解决思路 |
Digital TV CA System CW Sharing Principles and Discussion of Solution |
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| DIAO Li-xin,CHU Zhao-hui. Digital TV CA System CW Sharing Principles and Discussion of Solution[J]. China Digital Cable TV, 2011, 0(5): 595-597 |
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| Authors: | DIAO Li-xin CHU Zhao-hui |
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| Affiliation: | DIAO Li-xin,CHU Zhao-hui (Anhui Radio and Television Information Network Co.,Ltd,Anhui Hefei 230088,China) |
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| Abstract: | This article briefly introduces the working principle of digital television CA system,has a deep research of CA systems CW sharing to achieve the purpose of piracy,lists an example of CW sharing and gives some kind of effective solutions to prevent CW sharing. |
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| Keywords: | digital television CAS control word sharing solutions |
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