POTDR Measurements on Buried Optical Fibers
Abstract:
In this report, a polarization-sensitive optical time domain reflectometer POTDR is described and results of POTDR measurements on buried optical fibers in a network testbed are presented. The polarization effects observed on different fibers in the testbed show that the birefringence may vary significantly in fibers of the same type and the same cable. Measurements taken over several hours indicate that polarization effects in buried optical fibers are quite stable.
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