许多已知的残余泵浦检测和自动激光关断的方法利用数据信道上的信号损耗来检测有害发射。
Many known methods of remnant pump detection and automatic laser shut-down use loss of signal on the data channel to detect hazardous emissions.
数据信道上的信号损耗和0sc上的LOF可能是通信系统中的光纤中断或其它故障的不可靠指示器。
Loss of signal on the data channel and LOF on the OSC can be unreliable indicators of a fiber break or other failure in optical communications systems.
本发明可以不受距离的限制，避免了传统仅仅依靠电脉冲信号触发在距离远时易受干扰、信号损耗严重的缺点。
The invention has no distance limitation and solves the problems of prior art, such as interference in remote triggering with electrical pulse signals and serious signal loss.
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