| 基于FPGA数字电视CA系统加密算法的实现 |
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| 引用本文： | 郑玮.基于FPGA数字电视CA系统加密算法的实现[J].通信技术,2011,44(12):81-83. |
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| 作者姓名： | 郑玮 |
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| 作者单位： | 喀什师范学院,新疆喀什,844006 |
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| 摘 要： | 随着科学技术的发展,数字电视成为现代电视系统的主流.数字电视的关键是条件接收系统,条件接收系统中的关键性技术是要有加密技术的支持,加密技术关系到整个数字电视网络的安全性.而数字电视条件接收系统的核心问题是对加扰控制字的加密.为了确保电视信号安全有效的传输,加密技术是当下研究的热点之一.因此以下主要介绍基于FPGA数字电视条件接收系统中DES加密算法的实现,最后的仿真结果论证了该算法实现方案在条件接收系统中的可行性.
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| 关 键 词： | 数字电视 条件接收系统 控制字 加密算法 |
Implementation of FPGA based Encryption Algorithm for Digital TV Conditional Access System |
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| ZHENG Wei.Implementation of FPGA based Encryption Algorithm for Digital TV Conditional Access System[J].Communications Technology,2011,44(12):81-83. |
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| Authors: | ZHENG Wei |
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| Affiliation: | ZHENG Wei (Kashi Normal University,Kashi Xinjiang 844006,China) |
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| Abstract: | With the development of science and technology,digital television becomes the mainstream of TV system.Conditional access system is the key to digital TV.The key to Digital TV Conditional Access System is to have the encryption technology support.The encryption technology involves the security of whole TV network.The key problem for Digital TV Conditional Access System is the encryption of control word.Encryption is the hot-spot technology in ensuring the safe and effective transmission of TV signal.The impl... |
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| Keywords: | digital TV Conditional Access System control word encryption algorithm |
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