A real-local-oscillator CV-QKD link is demonstrated for the first time without pilot tones, using a particle smoother that exploits the symbols Alice already reveals.
Bob uses a balanced receiver to perform heterodyne detection at an intermediate frequency ofδνAB≈ 10 GHz
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Continuous-Variable Quantum Key Distribution with a Real Local Oscillator and without Auxiliary Signals
A real-local-oscillator CV-QKD link is demonstrated for the first time without pilot tones, using a particle smoother that exploits the symbols Alice already reveals.