广电网络IP化中视频传输安全性分析  

Analysis of Video Transmission Security in IP-based Broadcast Networks

作　　者：李敬 欧阳捷 张学军 董帅 LI Jing;OUYANG Jie;ZHANG Xuejun;DONG Shuai(Beijing Jishi Huitong Technology Co.,Ltd,Beijing 100070)

机构地区：[1]北京吉视汇通科技有限责任公司,北京100070

出　　处：《中国有线电视》2021年第11期1105-1111,共7页China Digital Cable TV

摘　　要：对广电网络向IP化、光纤化演进时,采用哪种传输技术才能保证IP化广播电视信号安全传输和高质量传输进行了技术分析,阐述了I-PON技术和xPON技术在传输安全性和传输质量方面的优势和不足,通过理论和实测数据分析,提出了I-PON技术具有更高的安全播出保障特性和高质量传输优势。This paper presents a technical analysis of which transmission technology can be used to ensure the safe transmission and high quality transmission of IP-based broadcast TV signals,when the broadcasting network evolves to IP-based and fiber optic,and illustrates the advantages and shortcomings of I-PON technology and xPON technology in terms of transmission security and transmission quality.The advantages and shortcomings of I-PON technology and xPON technology in transmission security and transmission quality are explained.

关 键 词：广电网络IP化 安全播出 I-PON XPON 

分 类 号：TN948.64[电子电信—信号与信息处理]