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Conferences > CLEO_FS > 2023 > FM1A > FM1A.6

Effects of imbalanced modulation in continuous-variable quantum key distribution

Huy Q. Nguyen, Adnan A. E. Hajomer, Ivan Derkach, Nitin Jain, Ulrik L. Andersen, and Tobias Gehring

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Abstract

We experimentally investigate the impact of non-optimal state preparation on a Gaussian-modulated coherent state CVQKD system. We show that modulation with imbalanced strength in the amplitude and phase quadratures reduces the optimal key rate over certain distance.

© 2023 The Author(s)

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