Simulcrypt in conditional access and pertinent technologies in digital video broadcast, introduced the definition and composition of conditional access system, secure cryptographic syestem, and simulcrpty as well as its realization are discussed.
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蔡蕾蕾. 条件接收系统及同密处理技术[J]. 科学技术与工程, 2005, (12): 777-781. CAI Leilei. Conditional Access System and Simulcrykt Treatment Technique[J]. Science Technology and Engineering,2005,(12):777-781.
