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干涉式光纤陀螺 ( IFOG)中光波偏振态的变化对输出信号的质量会产生很大的影响 ,本文从原理上分析了保偏和消偏这两种消除偏振误差的方法 ,其中基于光纤环的消偏器具有很高的性能和实用价值
The change of the polarization state of the optical wave in the IFOG affects the quality of the output signal greatly. In this paper, the methods of polarization maintaining and depolarization are analyzed theoretically. Depolarizer with high performance and practical value