摘要
地面无线数字电视系统是有线电视线路无法达到的区域覆盖方式的一种,其技术方案也有不同,系统建成后应可以提供标清电视业务、数字声音广播业务、多媒体广播和数据服务业务等。建设的方案要能尽可能地利用原有的各种资源,尽可能地缩减成本,设计方案是按照安徽广电信息网络股份有限公司的网络架构进行设计的。
The ground wireless digital television system is the cable television circuit can achieve regional coverage method.The technical scheme is also different,after building the system should provide standard definition TV service,digital sound broadcasting,and multimedia broadcast and data services.Construction scheme to can as far as possible the original use of the various resources,as much as possible to reduce costs,the design scheme is in accordance with the Anhui Radio Television Information Network Co.network architecture design.
出处
《中国有线电视》
2012年第4期501-504,共4页
China Digital Cable TV
关键词
无线数字
单频网
多频网
wireless digital
single frequency network
multiple frequency network
