Performance Analysis of Multi-Party Measurement-Device-Independent Quantum Key Distribution Based on W States

Yefeng He; Lina Li; Qian Bai; Sihao Chen; Yuwei Qiang

doi:10.3788/LOP202158.1127002

Laser & Optoelectronics Progress, Volume. 58, Issue 11, 1127002(2021)

Performance Analysis of Multi-Party Measurement-Device-Independent Quantum Key Distribution Based on W States

Yefeng He^1,2, Lina Li^1、*, Qian Bai¹, Sihao Chen¹, and Yuwei Qiang¹

Author Affiliations

¹School of Cyberspace Security, Xi'an University of Posts and Telecommunications, Xi'an , Shaanxi 710121, China

²Guangxi Key Laboratory of Cryptography and Information Security, Guilin University of Electronic Technology, Guilin , Guangxi 541004, China

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Figures & Tables(8)

Fig. 1. System model of four-party MDI-QKD protocol based on $w_{4}$

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Fig. 2. Relationship between two-party fiber-channel distance and bit error rate under different quality factors

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Fig. 3. Relationship between detector quality factor and bit error rate under different $Y_{0}$

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Fig. 4. Relationship between channel transmission loss and bit error rate under different L

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Fig. 5. Relationship between two-party fiber-channel distance and key generation rate under different quality factors

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Fig. 6. Relationship between detector quality factor and key generation rate under different $Y_{0}$

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Fig. 7. Relationship between channel transmission loss and key generation rate under different L

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Table 1. Post-selection states of four participants after successful measurement by Emma ^[22]

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Table 1. Post-selection states of four participants after successful measurement by Emma ^[22]

Announced bit				Participants who obtain key bits and their operation
Alice	Bob	Charlie	David	Participants who obtain key bits and their operation
0(1)	0(1)	-	-	Charlie & David, one of their bit flips
0(1)	-	0(1)	-	Bob & David, one of their bit flips
0(1)	-	-	0(1)	Bob & Charlie, one of their bit flips
-	0(1)	0(1)	-	Alice & David, one of their bit flips
-	0(1)	-	0(1)	Alice & Charlie, one of their bit flips

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Yefeng He, Lina Li, Qian Bai, Sihao Chen, Yuwei Qiang. Performance Analysis of Multi-Party Measurement-Device-Independent Quantum Key Distribution Based on W States[J]. Laser & Optoelectronics Progress, 2021, 58(11): 1127002

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Paper Information

Category: Quantum Optics

Received: Oct. 27, 2020

Accepted: Dec. 3, 2020

Published Online: Jun. 7, 2021

The Author Email: Li Lina (1826971490@qq.com)

DOI:10.3788/LOP202158.1127002

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Post-selection states of four participants after successful measurement by Emma [22]

Table 1. Post-selection states of four participants after successful measurement by Emma [22]

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Table 1. Post-selection states of four participants after successful measurement by Emma ^[22]

Table 1. Post-selection states of four participants after successful measurement by Emma ^[22]