基于无线扩频的列车定位方法

Research of Train Positioning Technologies Based on Radio Spread Spectrum

分析了无线扩频技术的原理、性能及该系统存在的问题,并给出参考解决方案.结果表明:基于无线扩频的列车定位具有提高运输能力的特点,并且能够节省大量的轨旁信号设备.

This paper makes some analysis on the principles and various performances of radio spread spectrum and the problems that the system may be have, and the referenced solutions are given. Results show that Radio Spread Spectrum-based train positioning possesses the characteristic of improving train transporting capabihty, and uses less signal equipment beside the mils.