针对光无线通信的特点，探讨了大气湍流和通信平台抖动对激光传输的影响。
The effect of atmospheric turbulence and vibration of the FSO platform on signal tracking system is discussed.
对大气强抖动和弱抖动模式下空间光信道衰减模型做了深入分析，并用似然检测分析了系统性能。
The model of the optical channel in strong and weak turbulences is analyzed, the system performance is studied by maximum probability detection.
总结分析了大气干扰、天气因素和平台的抖动或振动对通信的影响，提出了螺旋式扫描子空间的动态捕获、瞄准、跟踪方案。
The paper also summarizes and analyses how the atmosphere, weather and platform's sway or vibration affect the communication, presents a dynamic acquisiton, pointing and tracking scheme .
文中介绍了激光信号通过随机大气信道时，大气湍流效应造成了光束抖动、强度起伏，光束扩展和像点抖动等现象。
In this paper the dithering of beam light, the undulating of beam intension, spread of the beam light and the dithering of image are introduced.
摘要：考虑望远镜存在跟踪随机抖动及大气湍流引起的光斑抖动等因素，推导出新的激光测距方程。
Abstract: in this article a new laser-radar ranging equation is deduced. This equation takes into consideration the tracking jitter of a telescope and the beam jitter caused by atmosphere turbulence.
齐塔人之声2005年5月25日“说明”：地球抖动会使地球在其大气层下产生晃动；这种抖动通常呈现在气流交叉之处跟存在急流的处所。
ZetaTalk Explanation5/25/2005:The Earth wobble jerks the Earth about under her mantel of air, often at cross currents to the jet stream.
分析了大气对光信号的衰减以及大气湍流造成的光斑抖动对通信的影响，记录了系统的信号传输波形和通信眼图。
The atmosphere attenuation to 650 nm light and the dot whipping caused by air turbulence were analyzed. The signal transmission waveform and communication eye diagram of the system were recorded.
分析了大气对光信号的衰减以及大气湍流造成的光斑抖动对通信的影响，记录了系统的信号传输波形和通信眼图。
The atmosphere attenuation to 650 nm light and the dot whipping caused by air turbulence were analyzed. The signal transmission waveform and communication eye diagram of the system were recorded.
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