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Conferences > NLO > 2019 > NTu4A > NTu4A.20

A Spatial Gain Modulation Phenomenon in Brillouin Optical Time Domain Analysis Using a Couple of Pump and Probe Lights with Small Channel Spacing

Kenichiro Tsuji and Tomoyuki Uehara

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Abstract

We report a spatial gain modulation phenomenon in two-wavelength Brillouin optical time domain analysis for distributed optical fiber sensing. The dependence of modulation characteristics on channel spacing and power of pump lights is experimentally investigated.

© 2019 The Author(s)

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