To resolve this problem, a free space transmission system for optical signals is developed on base of diffraction effect of acoustooptic crystal.
由于电信号传输系统保密性和抗干扰能力差，为此，利用声光晶体的衍射效应研制了一种光信号自由空间传输系统。
The factors which result in pulse stretch in free-space optical communication are analyzed, including atmospheric dispersion, atmospheric turbulence influence and optical system influence.
针对自由空间光通信系统，分析了大气色散、大气湍流以及光学系统对光脉冲信号展宽的影响。
A novel scheme of receiving and transmitting optical system in free space optical communication is introduced.
提出了一种新颖的光无线通信收发光学系统方案。
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