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Chinese Journal of Quantum Electronics, Volume. 40, Issue 5, 712(2023)

Phase-matching quantum key distribution with light source monitoring

HU Qianqian1...2, FENG Bao1,2, YAN Longchuan3, ZHAO Xiaohong4, CHEN Zhiyu3, LI Wenting5 and LI Wei5,* |Show fewer author(s)
Author Affiliations
  • 1NARI Group Co., Ltd. (State Grid Electric Power Research Institute Co., Ltd.), Nanjing 210000, China
  • 2NRGD Quantum Technology Co., Ltd., Nanjing 210000, China
  • 3State Grid Information Communication Technology Co., Ltd, Beijing 100000, China
  • 4Electric Power Research Institute of State Grid Fujian Electric Power Co., Ltd., Jinan 250000, China
  • 5Nanjing University of Posts and Telecommunications, Nanjing 210003, China
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    AbstractGet PDF(in Chinese)
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    Figures & Tables(4)
    PM-QKD protocol structure with LSM model

    Fig. 1. PM-QKD protocol structure with LSM model

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    Simulation of PM-QKD with LSM model and the original PM-QKD

    Fig. 2. Simulation of PM-QKD with LSM model and the original PM-QKD

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    Simulation of PM-QKD with LSM model under the condition of light source fluctuation

    Fig. 3. Simulation of PM-QKD with LSM model under the condition of light source fluctuation

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    • Table 1. Simulation parameters of PM-QKD-LSM protocol

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      Table 1. Simulation parameters of PM-QKD-LSM protocol

      ParameterValue
      Coefficient of transmittance loss α0.2
      Dark count rate Pd10-8
      Misalignment error ed0.1
      Number of phase slices M16
      Error correction efficiency f1.14
      Detector efficiency ηd0.2
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    Qianqian HU, Bao FENG, Longchuan YAN, Xiaohong ZHAO, Zhiyu CHEN, Wenting LI, Wei LI. Phase-matching quantum key distribution with light source monitoring[J]. Chinese Journal of Quantum Electronics, 2023, 40(5): 712

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    Paper Information

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    Received: May. 7, 2021

    Accepted: --

    Published Online: Nov. 24, 2023

    The Author Email: LI Wei (alfred_wl@njupt.edu.cn)

    DOI:10.3969/j.issn.1007-5461.2023.05.010

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology