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Conferences > QELS > 2008 > QWE > QWE1
  • Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies
  • OSA Technical Digest (CD) (Optica Publishing Group, 2008),
  • paper QWE1

Excess Noise Control in Gaussian-modulated Coherent State Quantum Key Distribution System

Bing Qi, Lei-Lei Huang, Yue-Meng Chi, Li Qian, and Hoi-Kwong Lo

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Abstract

A novel polarization-frequency-multiplexing scheme is implemented to suppress noise in a fiber-based Gaussian-modulated coherent-state quantum key distribution system. The achievable secrete key rate is 0.30bit/pulse with a 5km-fiber and 0.05bit/pulse with a 20km-fiber.

© 2008 Optical Society of America

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