摘要主要介绍高速铁路场景下基于TDD-LTE的专用移动通信系统与蜂窝系统共存的相关问题及实现。介绍了采用基于BBU(Base Band Unit)和RRU(Remote Radio Unit)的用于减少切换的车外网络拓扑模型,车内覆盖则采用基于泄漏电缆的解决方案,并对于通过系统级仿真方法评估高速铁路专网与公网宏蜂窝共存的性能的相关模型及仿真方法进行了深入研究。
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