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Conferences > OFC > 2024 > Th1C > Th1C.5

Co-propagation of Classical and Continuous-variable QKD Signals over a Turbulent Optical Channel with a Real-time QKD Receiver

João dos Reis Frazão, Vincent van Vliet, Sjoerd van der Heide, Menno van den Hout, Kadir Gümüş, Aaron Albores-Mejia, Boris Škorić, and Chigo Okonkwo

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Abstract

We demonstrate classical and quantum signal co-propagation over a turbulent free-space channel with 3 Tbit/s throughput and record 2.7 Mbit/s secret-key rate. Our real-time GPU-based receiver assessed quantum signal integrity under different turbulence scenarios for the first time.

© 2024 The Author(s)

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