浅谈数字电视条件接收系统的工作原理及功能
천담수자전시조건접수계통적공작원리급공능
Discussion on the Working Principle and Function of Conditional Access System of Digital Television
  • 万方数据
    中国西部科技 중국서부과기
    SCIENCE AND TECHNOLOGY OF WEST CHINA
    2013年 2期 75-76 ,共2页

    夏明伟%黄伟

    하명위%황위

    条件接收系统%工作原理%功能 條件接收繫統%工作原理%功能
    조건접수계통%공작원리%공능
    Conditional access system%Working principle%Function
    条件接收系统通过对音视频和数据等信息进行加密加扰和解密解扰,完成对合法用户提供数字电视有偿播放服务.该系统可根据运营商的需要和用户的个性化需求,完成各具特点的功能服务.
    조건접수계통통과대음시빈화수거등신식진행가밀가우화해밀해우,완성대합법용호제공수자전시유상파방복무.해계통가근거운영상적수요화용호적개성화수구,완성각구특점적공능복무.
    The conditional access system encrypts and decrypts the audio and video signal to provide the service to legitimate users. The system can fulfill many functions according to the user’s needs.
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