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Pseudorandom Code Application in OTDR
Author(s): 
Pages: 45-47
Year: Issue:  2
Journal: Journal of Shandong Institute of Technology

Keyword:  OTDR 伪随机码 旁瓣效应 故障检测;
Abstract: 分析了OTDR中利用伪随机码进行测量时旁瓣产生的原因 ,提出一种新方法———周期伪随机码 .其特点在于连续周期性发射并接收普通伪随机码信号 ,在满足一定条件下 ,可以像互补码一样消除不规则旁瓣对测量的影响 ,但比互补码所需的测量时间和计算量更小 .
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