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本文报导噪声密度为0.004(°/h)~2/Hz的全光纤陀螺的最新实验数据,这一结果已能满足惯性导航的要求。讨论了当采用调相偏置方案时,由相干的瑞利后向散射引起的噪声以及声音振动产生的干扰。
This paper reports the latest experimental data of all-fiber gyro with a noise density of 0.004 (° / h) ~ 2 / Hz. This result can meet the requirements of inertial navigation. The noise caused by coherent Rayleigh backscattering and the disturbances caused by sound vibrations are discussed when the phase-biased scheme is used.