| 数字CATV的有条件接收 |
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| 引用本文： | 王坚. 数字CATV的有条件接收[J]. 中国有线电视, 2004, 0(8): 27-29 |
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| 作者姓名： | 王坚 |
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| 作者单位： | 杭州市余杭区广播电视局,浙江,杭州,311100 |
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| 摘 要： | 有条件接收系统是开展数字CATV增值业务的基础,是确保数字电视健康发展的一个重要技术保障系统.鉴于该类系统的特殊性和重要性,着重介绍了数字CATV有条件接收系统的5项关键技术.
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| 关 键 词： | 有条件接收系统 加密 加扰 解扰 用户管理系统 智能卡 |
| 文章编号： | 1007-7022(2004)08-0027-02 |
| 修稿时间： | 2004-01-15 |
Conditional Access of Digital CATV |
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| WANG Jian. Conditional Access of Digital CATV[J]. China Cable Television, 2004, 0(8): 27-29 |
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| Authors: | WANG Jian |
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| Abstract: | The conditional access system is both a foundation to develop the business value of digital television and an important technical system which would ensure the healthy development of digital television. Owing to the particularity and importance of this system, the writer emphasized to introduce five prime techniques of the conditional access system. |
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| Keywords: | conditional access system encryption scrambling descrambling subscriber management system smart card |
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