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

Konferenz: ECOC 2024 - 50th European Conference on Optical Communication
22.09.2024-26.09.2024 in Frankfurt, Germany

Tagungsband: ITG-Fb. 317: ECOC 2024

Seiten: 4Sprache: EnglischTyp: PDF

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

Inhalt:
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.