Optical Communication Technology, Volume. 45, Issue 2, 24(2021)

Coherent optical communication QNSC system scheme based on LDPC code

LIU Chuan1,2, HUANG Zaichao1,2, LIU Shidong1,2, LI Junjia3, LEI Chao3, and ZHANG Jie3、*
Author Affiliations
  • 1[in Chinese]
  • 2[in Chinese]
  • 3[in Chinese]
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    References(8)

    [1] [1] HIROTA O. Practical security analysis of a quantum stream cipher by the Yuen 2000 protocol, 2007, 76(3): 103-105.

    [2] [2] YOSHIDA M, KAN T, KASAI K, et al. 10 Tbit/s QAM quantum noise stream cipher coherent transmission over 160 km[C]//2020 Optical Fiber Communication Conference (OFC), March 8-12, 2020, San Diego, USA. Piscataway: IEEE, 2020, T3D.2-1-T3D.2-8.

    [3] [3] TANIZAWA K, FUTAMI F. 214 (=16384) Level intensity modulation at 10 Gbaud for Y-00 quantum stream cipher[C]//Conference on Lasers and Electro-Optics, May 13-18, 2018, San Jose, USA. San Jose: OSA. 2018.DOI: 10.1364/CLEO_AT.2018.JTu2A.57.

    [4] [4] TANIZAWA K, FUTAMI F. Single-channel 48-Gbit/s DP PSK Y-00 quantum stream cipher transmission over 400 km and 800 km SSMF, 2019, 27(25): 357-363.

    [5] [5] WANG Kai, ZHANG Jie, LI Yajie, et al. Multi-bit mapping based on constellation rotation in quantum noise stream cipher[J]. Optics Commu-nications, 2019, 44(6): 147-155.

    [9] [9] LEI Chao, ZHANG Jie, LI Yajie, et al. Long-haul and high-speed key distribution based on one-way non-dual arbitrary basis transformation in optical fiber link[C]//2020 Optical Fiber Communications Conference and Exhibition (OFC), March 8-12, 2020, San Diego, USA. Piscataway: IEEE, 2020: 1-3.

    [10] [10] YANG Xiaokun, ZHANG Jie, LI Yajie, et al. Single-carrier QAM/QNSC and PSK/QNSC transmission systems with bit-resolution limited DACs[J]. Optics Communications, 2019, 44 (5): 29-35.

    [12] [12] YUEN H P. KCQ: a new approach to quantum cryptography I. General principles and key generation[J]. Physics, 2003, 12(3): 12-15.

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    LIU Chuan, HUANG Zaichao, LIU Shidong, LI Junjia, LEI Chao, ZHANG Jie. Coherent optical communication QNSC system scheme based on LDPC code[J]. Optical Communication Technology, 2021, 45(2): 24

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    Paper Information

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    Received: Jun. 10, 2020

    Accepted: --

    Published Online: Aug. 27, 2021

    The Author Email: Jie ZHANG (jie.zhang@bupt.edu.cn)

    DOI:10.13921/j.cnki.issn1002-5561.2021.02.006

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