We estimate the laser frequency noise impact on coherent sensing using Distributed Fiber Sensing model. By stabilizing the laser in the estimated frequency zone, we demonstrate reduced noise floor over 100km using optimized probing codes
@article{arxiv.2604.05206,
title = {Demonstration of MIMO-DFS over 100km of unamplified SSMF Link using Active Laser Drift Stabilization and Optimized Probing Codes},
author = {Rajiv Boddeda and Christian Dorize and Pierre Brochard and Haïk Mardoyan and Carina Castineiras and Jérémie Renaudier},
journal= {arXiv preprint arXiv:2604.05206},
year = {2026}
}