光纤延时测量技术研究

Research on Optical Fiber Delay Measurement

光纤延时系统在宽带、大动态射频光链路、时钟、本振信号光传输、射频光纤拉远和超宽带相控阵中均有广泛应用,而对光纤延时量和光纤长度的精确测量是研制光纤延时系统的关键技术。详细介绍了几种光延时测量方法,并对比分析了各种测量方法的特点和使用场景。

Optical fiber delay system is widely used in broadband and large dynamic RF optical links,optical transmission of clock and local oscillator signals,RF optical fiber remote and ultra-wideband phased array,and the accurate measurement of optical fiber delay and optical fiber length is the key technology to develop optical fiber delay system.Several optical delay measurement methods are introduced in detail,and the characteristics and application scenarios are compared and analyzed.