Distributed Characterization of Low-loss Hollow Core Fibers using EDFA-assisted Low-cost OTDR instrument

Xuhao Wei,Bo Shi,David J. Richardson,Francesco Poletti,Radan Slavik

2023 OPTICAL FIBER COMMUNICATIONS CONFERENCE AND EXHIBITION, OFC（2023）

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摘要

We use a low-cost commercially-available Optical Time Domain Reflectometer (OTDR). Sensitivity is boosted by 28 dB using two EDFAs, enabling characterization with spatial resolution of 1.5 m, which is 10 times better than previously reported. (c) 2023 The Authors

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