IPTV本地节目直播信源方案

随着4K、8K等高清晰度视频业务的快速发展, QAM频点资源日渐匮乏,而IP网络的成熟和低成本也使得视频业务IP化成为未来视频业务传输的方向,同时其他运营商视频IP传输方式的便利,使得一些客户也较倾向选择更方便成本更低的IP电视。很多广电网络公司也开始尝试IP播出,有些省广电网络也开始试点IP机顶盒。讲述县级广电网络公司在IPTV中对本地节目进行插入,使用现有QAM平台的DCM设备将ASI信源进行组播转换,并使QAM和IP共用信源的方案。

Scheme for IPTV Live Source of Local Programs

With the rapid development of 4K, 8K and high-definition video, QAM frequency point resources become increasingly scarce. The maturity and low cost of IP network also make video service IP become the direction of future video service transmission. At the same time, the convenience of video IP transmission of other service carriers makes some customers prefer to choose IPTV which is more convenient and cheaper. Many radio and television network companies also begin to try IP broadcasting and set-top box. This paper introduces how county-level radio and television network companies insert local programs in IPTV, use DCM equipment of existing QAM platform to convert ASI sources to multicast, and make QAM and IP share common sources.