The features of back scanning signal curve using OTDR are analyzed when locating fiber cable trouble accurately and the classification of fiber cable troubles is deduced.

 
  • 分析了OTDR进行各种故障准确定位时所得后向散射信号曲线的特征,推断出与之对应的光缆故障种类,如断纤故障和光损增大敌障;
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