研究了光纤光栅解调方法。
此外，还研究了光纤光栅在实际应用中的问题。
Besides, some problems encountered in the practical applications are presented.
研究了光纤光栅不同折射率调制的实现方法，并设计研制了实现变迹曝光法的扫描装置。
We research the various index modulation methods and design the scanning device to realize the apodized exposure.
在阐述光纤布喇格光栅（FBG）传感器工作原理的基础上，研究了光纤光栅传感器在混凝土结构中的埋设技术。
The embedding technology of the FBG sensor in concrete structure has been studied based on FBG sensing principle.
本文主要研究了聚合物长周期光纤光栅的传感特性及掺偶氮聚合物长周期光纤光栅的制作。
In this paper, we presented a research of the sensing characteristics of polymer Long period grating and its inscribing.
介绍了光纤光栅传感器中测量布拉格波长移动量的几种方法的研究现状和存在问题，并指出其未来发展前景。
We introduce the present research status and related issues in measuring Bragg wavelength in fiber grating sensors and point out its development prospect.
在军事上亦开展了光纤光栅型水听器的研究。
Martial researches in fiber grating hydrophone have also been developed.
概述了光纤光栅写入法的研究情况，总结了光纤光栅的制作技术，对光纤的光敏性、成栅的光源和光纤光栅的各种写入方法进行了详细地介绍。
The development of fiber gratings writing technology is summarized. The photosensitive mechanism, in-grating sources and fabricated methods of fiber grating have been reviewed as well.
采用相位掩模版法实验研究了高非线性掺锗光子晶体光纤中布拉格光栅的制作。
Fabrication of the Bragg grating in a highly nonlinear photonic crystal fiber was investigated experimentally by phase mask method.
系统研究了二次涂敷封装方案对光纤光栅（FBG）温度特性的影响。
The influence of the second coating on the fiber Bragg Grating(FBG) temperature sensitivity is researched.
将修正的矢量等效折射率模型和耦合模理论相结合，系统地研究了光子晶体光纤长周期光栅(PCFLPG)的特性。
The properties of long period gratings in photonic crystal fibers (PCFLPG) are systematically analyzed by the improved full-vector effective index model and the coupled mode theory.
研究了一种用光纤光栅测量动态应变的阵列传感技术。
An array sensing technique of fiber grating for the dynamic strain measurement is demonstrated in this paper.
研究了高频CO2激光脉冲写入的长周期光纤光栅在扭曲状态下的横向负载特性。
The transverse load characteristics of twisted long-period fiber grating (LPFG) written by high-frequency CO2 laser pulses was demonstrated.
详细研究了两种基体材料上钢管封装的光纤光栅应变传感器的应变灵敏度系数。
And the strain sensitivity coefficients are studied in detail when sticking the mental tube packaged FBG sensors on two materials.
研究了粘贴式光纤布拉格光栅应变传感器对柔性梁的动态响应特性，并用压电陶瓷加速度传感器作对照。
Dynamic strain of flexible beam was measured by pasted FBG strain sensor, and the results were compared with that by acceleration sensor of piezoelectric ceramic.
采用光束传播法研究了实心掺锗光子晶体光纤布拉格光栅（PCFBG）的模式截止特性。
The modal cutoff properties and exciting conditions of higher order resonant modes for Ge-doped photonic crystal fiber Bragg grating(PCFBG) are investigated using beam propagation method(BPM).
基于非线性耦合模方程，研究了非线性管理光纤光栅中的调制不稳定性，得到了调制不稳定性的色散关系。
Modulation instability in fiber grating with nonlinearity management is studied based on the nonlinear coupled-mode equations. The dispersion relation for modulation instability is obtained.
从理论和实验上研究了长周期光纤光栅用于掺铒光纤放大器自发发射谱增益平坦展宽的特性、自增益谱的荧光峰和可用带宽。
In this paper, the properties of ASE gain flattened of EDFA are studied based on energy level and particle number shifting of EDFA both theoretically and experimentally.
对编码式光纤光栅传感系统进行了实验研究，阐述了其市场应用。
Study encoding Fiber Bragg Grating sensing system by experiment, and expound its market application.
报导了一种新型边孔光纤及边孔光纤光栅的研究结果。
The research results of a novel kind of side hole fiber and side hole fiber grating are reported.
研究了基于可调谐滤波器(TOF)的带中心波长自动跟踪光纤光栅动态波长解调技术。
A fiber Bragg Grating dynamic interrogation technique based on the tunable optical filter (TOF) was investigated.
同时研究了基于索力监测的光纤光栅传感器及电阻应变传感器的基本原理及监测误差分析。
At the same time, study on the basic principles and error analysis of Fiber Bragg Grating Sensors and Resistance Strain Sensors based on the monitoring of the cable forces.
接着，研究了三种保偏光纤光栅温度和应变传感性质。
Then we investigate the temperature and strain responses of FBGs in PMFs.
本文阐述了基于光纤光栅的边缘滤波动态解调技术的研究。
We report Edge Filter Dynamic Demodulation Method Based on Filter Bragg Grating.
实验研究了该型长周期光纤光栅的压力和温度特性；结合光纤的弹光效应、热光效应和耦合模理论分析了实验结果。
The qualitative analysis of the related experimental results was carried out combining with photo-elastic effect, photo-thermal effect and coupled mode theory.
利用倾斜光纤光栅的结构特点和光栅中光波的耦合模方程，分析研究了倾斜光纤光栅的反射特性。
The reflection property of the fiber tilted-grating is discussed by the structure and coupled-wave equation of the fiber tilted-grating.
对色散位移光纤中交叉相位调制效应导致连续波产生频移进行了实验研究，并用光纤光栅滤波实现了波长转换。
The frequency shift induced by cross-phase modulation (XPM) in dispersion-shifted fiber (DSF) is experimentally studied, then wavelength conversion is achieved through filtering by fiber grating.
通过疲劳试验，重点研究了基于光纤光栅的弯板式动态称重系统弹性钢板和光纤光栅胶层的疲劳性能。
The fatigue performance of the elastic steel plate and the adhesive layer of the weigh-in-motion system is studied as key point.
介绍了应用于掺铒光纤光源的几种滤波器的研究状况，阐述了它们的优缺点，简述了长周期光纤光栅滤波器的设计过程。
Several kinds of filters used in EDSFS are presented. Their advantages and disadvantages are introduced, the fabrication of long-period fiber grating filters are proposed briefly.
介绍了应用于掺铒光纤光源的几种滤波器的研究状况，阐述了它们的优缺点，简述了长周期光纤光栅滤波器的设计过程。
Several kinds of filters used in EDSFS are presented. Their advantages and disadvantages are introduced, the fabrication of long-period fiber grating filters are proposed briefly.
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