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Conferences > ACPC > 2013 > AF3D > AF3D.5

Beating 3-dB Loss Limit of Direct Reconciliation Continuous-variable Quantum Key Distribution by Using a Noiseless Linear Amplifier

Yichen Zhang, Mingyang Xu, Shulong Han, Tianyi Wang, Song Yu, and Wanyi Gu

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Abstract

We propose a method to improve the secret key rate and maximum transmission distance of direct reconciliation continuous variable quantum key distribution protocol by inserting a noiseless linear amplifier at the output of quantum channel.

© 2013 Optical Society of America

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