用于光纤陀螺温度测量的光纤光栅光谱分析

Analysis of Fiber Bragg Grating Spectrum Using for Fiber Optical Gyro Temperature Measurement

为了进一步提高光纤陀螺精度,可以加入特殊的光纤光栅器件,这些器件对光纤光栅特征参量及光谱特性具有不同要求,需要设计合适的光纤光栅参数。本文通过传输矩阵法分析光纤光栅的光谱特性,仿真分析光纤光栅设计参数对光栅光谱特性的影响,可为不同需求光纤光栅的参数设计提供理论依据。

It is necessary to design special fiber grating devices to improve the accuracy of fiber optical gyro(FOG).It need design different characteristic parameters and suitable spectra of fiber Bragg gratings.In order to provide a theoretical basis for the fiber Bragg grating with different parameters,this paper analyzed the spectrum character of non-uniform fiber Bragg grating by the transfer matrix method.The simulated results can provide a theoretical parameters design basis for the fiber grating devices.