Researching | Asymmetric-Channel Quantum Key Distribution Based on Heralded Single-Photon Sources

Acta Optica Sinica, Volume. 38, Issue 3, 327001(2018)

Asymmetric-Channel Quantum Key Distribution Based on Heralded Single-Photon Sources

He Yefeng^1,2, Song Chang^2、*, Li Dongqi², and Kang Danna²

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¹[in Chinese]

²[in Chinese]

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Figures&Tables (6)

References (27)

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Figures & Tables(6)

Fig. 1. System model of HSPS MDI-QKD

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Fig. 2. Relationship between mean-photon number and channel transmission loss

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Fig. 3. Relationship between unilateral transmission efficiency and channel transmission loss

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Fig. 4. Relationship between key generation rate and channel transmission loss

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Table 1. Bit-flipped operation[15]
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Table 1. Bit-flipped operation[15]
Base Project on |ψ^-> Project on |ψ⁺>
Z base Bit-flip Bit-flip
X base Bit-flip No change

Table 2. Numerical simulation parameters
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Table 2. Numerical simulation parameters
Parameter e₀ $\begin{matrix} {e_{d}}_{} \end{matrix}$ /% P_d f' $\begin{matrix} {η_{d}}_{} \end{matrix}$ /pulse^-1
Value 0.5 1.5 3×10^-6 1.16 0.3

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He Yefeng, Song Chang, Li Dongqi, Kang Danna. Asymmetric-Channel Quantum Key Distribution Based on Heralded Single-Photon Sources[J]. Acta Optica Sinica, 2018, 38(3): 327001

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Paper Information

Category: Quantum Optics

Received: Sep. 30, 2017

Accepted: --

Published Online: Mar. 20, 2018

The Author Email: Chang Song (SChang_402@163.com)

DOI:10.3788/AOS201838.0327001

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology