In this paper, a kind of digital lockin amplifier used in FOG signal detection is designed.
提出了一种用于光纤陀螺信号检测的数字锁相放大器的设计方法。
But, the FOG precision developed in China is generally lower also the GPS has the congenital flaw which signal can be disturbed.
但目前国内光纤陀螺精度普遍较低而GPS又有信号易受干扰的先天缺陷。
Based on the analysis to signal detection theory of FOG, the analog demodulation circuit and digital logic circuit etc were designed, and prototype test was carried out.
在对光纤陀螺信号检测理论分析的基础上，设计了模拟解调电路、数字逻辑电路等，并进行了样机测试。
FSO's main drawback is that bad weather, such as rain or fog, can interrupt the signal.
无线光通信的主要缺点是恶劣的天气，如下雨和大雾，能干扰。
Aiming at the non-stationary character of signal noise of fiber optic gyro (FOG) in the stabilized platform, the signal model of FOG and some methods of noise reduction are analyzed and discussed.
针对陀螺稳定平台系统中光纤陀螺信号噪声的非平稳性特点，分析并讨论了光纤陀螺输出信号模型及常用陀螺信号滤波方法的优缺点。
Fog sets in, call master at once. Began to keep on radar for detecting to the sea all round at an interval of every 20 minutes. Sounding by echo 52 fathoms. Standby Engine. Fog signal started.
雾起，立即召唤船长，开始保持每20分钟用雷达环扫一次海面，回声测深52拓，备车，开启雾号。
Cover lights installed before the election, before the turn signal, the former fog lights, the former Wai masks, the new bumper.
选装前罩灯，前转向灯，前雾灯，前围下面罩，新型保险杠。
Cover lights installed before the election, before the turn signal, the former fog lights, the former Wai masks, the new bumper.
选装前罩灯，前转向灯，前雾灯，前围下面罩，新型保险杠。
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