Field test of quantum key distribution over aerial fiber based on simple and stable modulation

We have developed a simple time-bin phase encoding quantum key distribution system, using the optical injection locking technique. This setup incorporates both the merits of simplicity and stability in encoding, and immunity to channel disturbance. We have demonstrated the field implementation of quantum key distribution over long-distance deployed aerial fiber automatically. During the 70-day field test, we achieved approximately a 1.0 kbps secure key rate with stable performance. Our work takes an important step toward widespread implementation of QKD systems in diverse and complex real-life scenarios.

Medienart:

E-Artikel

Erscheinungsjahr:

2023

Erschienen:

2023

Enthalten in:

Zur Gesamtaufnahme - volume:31

Enthalten in:

Optics express - 31(2023), 16 vom: 31. Juli, Seite 26301-26313

Sprache:

Englisch

Beteiligte Personen:

Tang, Yan-Lin [VerfasserIn]
Xie, Zhi-Lin [VerfasserIn]
Zhou, Chun [VerfasserIn]
Zhang, Dexiang [VerfasserIn]
Xu, Mu-Lan [VerfasserIn]
Sun, Jian [VerfasserIn]
Sun, De [VerfasserIn]
Xu, Yong-Xiang [VerfasserIn]
Wang, Li-Wei [VerfasserIn]
Ma, Yan [VerfasserIn]
Zhao, Yu-Kang [VerfasserIn]
Jiang, Mu-Sheng [VerfasserIn]
Wang, Yang [VerfasserIn]
Li, Jian [VerfasserIn]
Xue, Kaiping [VerfasserIn]
Yu, Nenghai [VerfasserIn]
Zhao, Mei-Sheng [VerfasserIn]
Li, Dong-Dong [VerfasserIn]
Bao, Wan-Su [VerfasserIn]
Tang, Shi-Biao [VerfasserIn]

Links:

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Themen:

Journal Article

Anmerkungen:

Date Revised 15.09.2023

published: Print

Citation Status PubMed-not-MEDLINE

doi:

10.1364/OE.494318

funding:

Förderinstitution / Projekttitel:

PPN (Katalog-ID):

NLM362076871