Tx-Rx Mode Mismatch Effects in Gaussian-Modulated CV QKD

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:
Kucharczyk, Mateusz; Jachura, Michal; Jarzyna, Marcin; Banaszek, Konrad; Ghazisaeidi, Amirhossein

Inhalt:
The impact of technical limitations on pulse shaping used to generate a CV QKD signal is quantified in terms of the attainable secure key rate. Optimization of key spectral efficiency for Gaussian-modulated CV QKD with truncated and discretized root-raised cosine profiles is discussed.