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Integration of Quantum Key Distribution in a 20-km 32-user Coherent Passive Optical Network with Single Feeder Fiber

Quantum Physics 2024-12-23 v1 Cryptography and Security
Authors: Jing Wang , Brian J. Rollick , Zhensheng Jia , Bernardo A. Huberman
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Abstract

We demonstrate for the first time the integration of O-band polarization-encoding decoy-state BB84 QKD into a C-band 20-km single-feeder fiber 32-user coherent PON running at carrier-grade power levels without modifying existing PON infrastructures.

Keywords

quantum key distribution passive optical network BB84 protocol polarization encoding coherent network

Cite

@article{arxiv.2412.16104,
  title  = {Integration of Quantum Key Distribution in a 20-km 32-user Coherent Passive Optical Network with Single Feeder Fiber},
  author = {Jing Wang and Brian J. Rollick and Zhensheng Jia and Bernardo A. Huberman},
  journal= {arXiv preprint arXiv:2412.16104},
  year   = {2024}
}

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