摘要
山西省地形复杂,是典型的山地型高原,南北长682km,东西宽385km,总人口3314万人。山西广播电视台根据实际情况将交通广播作为应急广播,信号源采用卫星方式,以大功率区域覆盖为基础,中小功率高速公路沿线覆盖为补充的思路,按照调频广播"三同一保"的技术标准,分阶段、按步骤、综合安排、组织实施了交通广播88MHz调频广播同步覆盖工程。在山西北部实际覆盖过程得到总局广播电视规划院支持,通过干扰评估与改频方案的指导,顺利解决了山西交通广播与相邻省份同频广播的干扰问题。
The terrain of Shanxi province in a typical mountainous and plateau region is very complex.It is about 682 kilometers north-south long and 385 kilometers west-east wide.Shanxi province has a population of 33.14 million.According to the actual situation,Shanxi Broadcasting and TV Station regards FM 88 MHz,the Shanxi Traffic Radio,as an emergency radio.Its signal source is from a satellite.Traffic radio takes high power area coverage as a base and medium and small power highway area coverage as a supplement.In accordance with the FM security technology standard,Shanxi Broadcasting and TV Station implements FM 88 MHz Synchronous Covering Project step by step,and has successfully resolved the problem of co-channel interference（CCI） in adjacent province with the aid of Academy of Broadcasting Planning of SARFT.
出处
《广播与电视技术》
2016年第2期73-76,共4页
Radio & TV Broadcast Engineering
