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2.5 Gbps Error-free Physical Layer Key Distribution based on Signal Hiding over 80-km SSMF

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Abstract

We propose a physical layer key distribution scheme based on signal hiding and concatenated coding. Experimental results demonstrate that an error-free key can be obtained with the key generation rate of 2.5 Gbps over the 80-km standard single-mode fiber.

© 2024 The Author(s)

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