摘要
分析了国产磁浮列车车地无线通信系统的信道特性及接收分集合并方案,给出了基于改进型选择性分集合并模块的设计和硬件实现。系统联试现场数据表明,该模块能有效改善系统的传输性能。
Communication channel characteristics and receiving diversity combination scheme for the domestic maglev vehicle wireless communication system are analyzed. The diversity module design scheme based on improved selectivity combination is presented. Test data in system testing analysis shows that the module can effectively improve the transmission performance.
出处
《电讯技术》
2007年第6期134-137,共4页
Telecommunication Engineering
关键词
磁浮列车
通信系统
空间分集
选择性合并
数据质量估计
maglev vehicle
communication system
spatial diversity
selective combination
data quality evaluation
