Comparison of Methods for Distance-Adaptive Continuous-Variable Quantum Key Distribution

Conference: ECOC 2024 - 50th European Conference on Optical Communication
09/22/2024 - 09/26/2024 at Frankfurt, Germany

Proceedings: ITG-Fb. 317: ECOC 2024

Pages: 4Language: englishTyp: PDF

Authors:
Berl, Jonas; Cil, Erdem Eray; Akin, Utku; Schmalen, Laurent; Fehenberger, Tobias

Abstract:
We demonstrate that CV-QKD with a single error-correcting code is severely constrained in distance and compare three alternative strategies for distance-adaptivity. Numerical simulations show that rate-adaptive coding outperforms adding controlled amounts of trusted noise and optimizing the modulation variance.