Spectrally-Shaped Continuous-Variable QKD Operating at 500 MHz Over an Optical Pipe Lit by 11 DWDM Channels
OFC 2020, San Diego, United States, Mar. 2020, T3D.4
D. Milovančev, N. Vokić, F. Laudenbach, C. Pacher, H. Hübel, and B. Schrenk
We demonstrate high-rate CV-QKD supporting a secure-key rate of 22Mb/s through spectral tailoring and optimal use of quantum receiver bandwidth. Co-existence with 11 adjacent carrier-grade C-band channels spaced by only 20nm is accomplished at >10Mb/s.