有线数字电视系统IP广播分发网的关键技术研究及设计建设实践  

Research on Key Technologies and Design and Construction Practice of IP Broadcast Distribution Network in Cable Digital TV System

作　　者：陈欣 Chen Xin(Running Sun Information Network Engineering(GuangXi)Co.,Ltd.,GuangXi 530001,China)

机构地区：[1]广西润象信息网络工程有限公司,广西530001

出　　处：《广播与电视技术》2022年第2期71-75,共5页Radio & TV Broadcast Engineering

摘　　要：本文主要介绍基于I-PON技术的数字电视系统IP广播分发网的关键技术,该技术采用SDN理念,继承了广播电视节目传输安全性高、稳定性强、广播方式的特点,融合了IP化传输技术的灵活特性,旨在根据广播业务所特有的下行数据流量巨大而上行数据流量基本为零的特点,设计和建设覆盖全省的有线电视信号IP广播分发网。本文重点介绍了如何搭建IP广播分发网和具体涉及的创新技术。This paper mainly introduces key technology of IP broadcast distribution network in digital TV system based on I-PON technology.This technology adopts the concept of SDN,inherits the characteristics of high security,strong stability and broadcasting mode of radio and TV program transmission,and integrates flexible characteristics of IP transmission technology.The purpose is to design and build a IP broadcast distribution network for cable TV signal covering the whole province according to the characteristics of huge downlink data flow and basically zero uplink data flow.This paper focuses on how to build a distribution network and specific innovative technologies involved.

关 键 词：I-PON SDN 广播 安全播出 

分 类 号：TN933.2[电子电信—信号与信息处理]