摘要
阐述数字电视系统的概况、地位、特点,条件接收系统CAS和条件接收技术的组成,着重讨论了系统中的条件接收以及解决方案、条件接收系统CAS所需要的基本功能以及CAS的两种运行模式。
In this paper, the general situation, characteristic and progress of digital television system, the construction of conditional access technology and conditional access system are depicted. The conditional access and its solving project in digital television system are discussed. The basic function and two running modes of conditional access system are expressed.
出处
《中国有线电视》
2005年第16期1557-1559,共3页
China Digital Cable TV
关键词
数字电视
应用
条件接收
解决方案
运行模式
digital television
application
conditional access
solution
running mode