山区城市移动多媒体广播（CMMB）覆盖网建设实践

摘要]：本文详细论述了移动多媒体广播（CMMB）覆盖网在特定地理环境下的建设思路，针对贵州多山的情况，首次提出了以适当大功率局部单频网建设为主、以简单单点覆盖和补点为辅的省级CMMB规划设计方案。通过贵阳单频网系统的实际试验，验证了上述思路的合理性。该建设方案对多山地区CMMB系统建设具有借鉴意义

the CMMB network deployment in the city of mountainous

Abstract]. This article discusses construction ideas of CMMB network in the particular geographical environment. According to the mountainous situation as Guizhou province, it is the first time to put forward a provincial CMMB network plan, which is mainly made up by a construction scheme of appropriate high-power local SFN, supplemented by simple single-point and fill point coverage. Through the actual test of Guiyang SFN system, it results demonstrate that the above idea is rationality. This construction scheme has significance of reference for the CMMB network deployment in the city of mountainous.