激光与光电子学进展, 2019, 56 (8): 082702, 网络出版: 2019-07-26
基于波分复用的空间量子-经典信号同传系统设计 下载: 1040次
Coexistence System Design of Free Space Quantum-Classical Signal Based on Wavelength Division Multiplexing
图 & 表
图 1. 量子-经典信号波分复用结构图
Fig. 1. Structural diagram of quantum-classical signal coexistence system
图 6. 不同湍流强度下安全密钥率与距离的关系
Fig. 6. Security key rate versus distance under different turbulence intensities
图 10. 不同偏振态下,1550 nm QKD系统探测器输出电脉冲。(a) 0偏振态;(b) 90偏振态;(c) +45偏振态;(d) -45偏振态
Fig. 10. APD output electric pulses of 1550 nm QKD system. (a) Polarization state of 0; (b) polarization state of 90; (c) polarization state of +45; (d) polarization state of -45
图 13. 经典信号发射端与接收端二进制序列。(a)发射端;(b)接收端
Fig. 13. Binary sequences of classical signal in transmitter and receiver. (a) Transmitter; (b) receiver
图 14. 发射端和接收端经典信息对比图
Fig. 14. Comparison of classical information in transmitter and receiver
表 1大气信道模块参数
Table1. Parameters of FSO channel model
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表 21550 nm量子密钥信息
Table2. 1550 nm quantum key information
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朱宇, 石磊, 魏家华, 朱秋立, 杨汝, 赵顾颢. 基于波分复用的空间量子-经典信号同传系统设计[J]. 激光与光电子学进展, 2019, 56(8): 082702. Yu Zhu, Lei Shi, Jiahua Wei, Qiuli Zhu, Ru Yang, Guhao Zhao. Coexistence System Design of Free Space Quantum-Classical Signal Based on Wavelength Division Multiplexing[J]. Laser & Optoelectronics Progress, 2019, 56(8): 082702.