光纤延时测量技术研究  

Research on Optical Fiber Delay Measurement

作　　者：欧阳竑[1] 王侠[1] 韦幕野 岳耀笠[1] OUYANG Hong;WANG Xia;WEI Mu-ye;YUE Yao-li(The 34th Research Institute of CETC,Guangxi 541004,China)

机构地区：[1]中国电子科技集团公司第三十四研究所,桂林541004

出　　处：《光电技术应用》2020年第4期41-44,共4页Electro-Optic Technology Application

摘　　要：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.

关 键 词：光纤延时 延时精度 瑞利散射 

分 类 号：TP393.04[自动化与计算机技术—计算机应用技术]