On the Filter Issues in Multiplexing Classical and QKD Links through WSS-Based Nodes
Dimitris Zavitsanos, Giannis Giannoulis, Adam Raptakis, Christos Kouloumentas, H. Avramopoulos · 2019
We present an extensive study on the quantum link multiplexed with intense classical signal in a WSS-based node. Theoretical results on QBER and SKR performance revealed the dependence of BB84-QKD link on passband spectral response.