Demonstration of Probabilistic Constellation Shaping for Continuous Variable Quantum Key Distribution

François Roumestan; Amirhossein Ghazisaeidi; Jérémie Renaudier; Patrick Brindel; Eleni Diamanti; Philippe Grangier

Demonstration of Probabilistic Constellation Shaping for Continuous Variable Quantum Key Distribution

Quantum Physics 2021-11-23 v1

Authors: François Roumestan , Amirhossein Ghazisaeidi , Jérémie Renaudier , Patrick Brindel , Eleni Diamanti , Philippe Grangier

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Abstract

We demonstrate, for the first time to our knowledge, continuous-variable quantum key distribution using probabilistically-shaped 1024-QAM and true local oscillator, achieving 38.3Mb/s secret key rate over 9.5km, averaged over the transmission time of 100 blocks.

Keywords

quantum key distribution quantum cryptography

Cite

@article{arxiv.2111.11248,
  title  = {Demonstration of Probabilistic Constellation Shaping for Continuous Variable Quantum Key Distribution},
  author = {François Roumestan and Amirhossein Ghazisaeidi and Jérémie Renaudier and Patrick Brindel and Eleni Diamanti and Philippe Grangier},
  journal= {arXiv preprint arXiv:2111.11248},
  year   = {2021}
}

Comments

This work has been presented at the conference OFC 2021 San Francisco on the 06/11/2021, and published in the Proceedings of this conference

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