光纤光栅传感系统信号解调技术的研究  

A study of signal demodulation techniques in a fibre bragg grating sensing system

作　　者：李志全[1] 许明妍[1] 汤敬[1] 陈颖[1] 赵彦涛[1] 

机构地区：[1]燕山大学,河北秦皇岛066004

出　　处：《工业仪表与自动化装置》2005年第3期12-16,共5页Industrial Instrumentation & Automation

基　　金：国家自然科学基金资助项目(60377002)。

摘　　要：实现波长编码信号的解调,是光纤光栅传感系统实用化推广的关键技术之一。文中讨论了光纤光栅传感信号解调的基本原理,分析了国内外提出的常用解调方法的工作机理、特点和性能,并总结了信号解调过程中存在的主要技术难点及发展方向,为基于光纤光栅传感系统的解调部分的设计提供了依据。To realize the wavelenth-encoded signal demodulation is one of the key techniques to popularize the practicability of a fibre bragg grating sensing system.This paper discusses the general principle of the FBG sensing signal demodulation and analyses its working principle,characteristics and performance relating to the demodulating methods to be commonly used at home and abroad.The paper also summarizes the main technical problems and developing direction of the FBG signal demodulation and provides a basis for designing the demodulation based on the FBG sensor system.

关 键 词：光纤光栅 传感器 信号解调 

分 类 号：TN253[电子电信—物理电子学]