| 干涉型光纤传感器相位载波解调技术研究 |
| |
| 引用本文： | 夏东明,娄淑琴,温晓栋,李木群.干涉型光纤传感器相位载波解调技术研究[J].光电技术应用,2011(5):47-50. |
| |
| 作者姓名： | 夏东明 娄淑琴 温晓栋 李木群 |
| |
| 作者单位： | 全光网络与现代通信网教育部重点实验室北京交通大学光波技术研究所; |
| |
| 基金项目： | 教育部重大项目“新型分布式波分纤分全光交换网结构及关键技术器件的研究”(308002) |
| |
| 摘 要： | 相位载波解调技术是用于光纤传感器中的一种重要的信号解调技术。简要说明了Mach-Zehnder干涉型光纤传感器的检测原理,对PGC解调算法进行了详细的理论分析,并用MATLAB搭建系统进行仿真,实现了传感信号的解调。对系统中的一些关键技术进行了讨论,重点分析了系统的动态范围上限,得到动态范围上限受低通滤波器、待测信号频...
|
| 关 键 词： | 干涉型光纤传感器 光纤干涉仪 相位载波(PGC) |
PGC Method Using in Fiber-optic Interference Sensors |
| |
| XIA Dong-ming,LOU Shu-qin,WEN Xiao-dong,LI Mu-qun.PGC Method Using in Fiber-optic Interference Sensors[J].Electro-Optic Technology Application,2011(5):47-50. |
| |
| Authors: | XIA Dong-ming LOU Shu-qin WEN Xiao-dong LI Mu-qun |
| |
| Affiliation: | XIA Dong-ming,LOU Shu-qin,WEN Xiao-dong,LI Mu-qun(Key Lab of All Optical Network & Advanced Telecommunication Network of EMC,Institute of Lightwave Technology,Beijing Jiaotong University,Beijing 100044,China) |
| |
| Abstract: | The phase generated carrier(PGC)demodulation scheme is one of the important signal demodulation schemes used for fiber-optic sensors.The detection principle of Mach-Zehnder fiber-optic interference sensors is introduced.Detailed mathematical deduce on the phase generated carrier demodulation algorithm is given.MATLAB simulation is implemented to illuminate the feasibility of the method.Some of the important technologies of the system are discussed.The upper limitation of detecting dynamic range is analyzed ... |
| |
| Keywords: | fiber-optic interference sensors optical fiber interferometer phase generated carrier(PGC) |
| 本文献已被 CNKI 等数据库收录！ |
