传输高稳定原子钟信号的光纤模拟通信系统

Optical fiber analog communication system for transmitting high steady atomic clock signals

采用光纤模拟通信技术,对某微波通信站高稳定的原子钟信号进行光纤传输,设计专用光纤模拟通信设备,并分析影响原子钟信号短期频率稳定度的主要因素,同时给出减少影响的有效方法。通过设备研制和实验对比,结果证明,经光纤模拟传输后,原子钟信号的短期频率稳定度达到某微波通信站的应用要求。

Adopting optical fiber analog communication technique,the high steady atomic clock signals at a microwave communication station are transmitted in fiber.The special optical fiber analog communication equipments are designed and the primary factors influencing the sort-time frequency stability of atomic clock signals are analyzed.At the same time, the effective methods of decreasing its influence are offered.Through the manufacture of equipments and comparative experiments,the results prove that the sort-time frequency stability of atomic clock signals after being transmitted in fiber is able to satisfy the requirements of applicaiton in the microwave communication station