在许多光电系统中,如激光雷达、激光通信、光电探测等,对其滤光和鉴频的能力提出了越来越高的要求.采用传统的光学高分辨技术满足这些应用要求,存在高光谱分辨率与系统稳定性、技术复杂性、甚至成本的矛盾,而采用基于原子跃迁的高分辨光学技术(即原子滤光技术),可以在很大程度上缓解这一矛盾.在光电系统接收端采用原子滤光技术后,在其发射端也必须采用同种原子的同种跃迁控制激光波长,从而构成了原子控制的光学信道.介绍了原子控制光学信道的作用、原理、构成,以及几种采用原子控制信道进行高分辨率滤光和高精度鉴频的光电系统.
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