Improvement of satellite-to-ground QKD secret key rate with adaptive optics

Valentina Marulanda Acosta, Daniele Dequal, Matteo Schiavon, Aurélie Montmerle-Bonnefois, Caroline B. Lim, Jean-Marc Conan, Eleni Diamanti
mars 2023
PDF DOI HAL

Résumé

We demonstrate the gain brought by adaptive optics for space-ground QKD links. Refined modeling of turbulence, adaptive optics and QKD, including finite-size effects, shows improvement by several orders of magnitude of the secret key rate.

Type
0
Publication
Improvement of satellite-to-ground QKD secret key rate with adaptive optics

We demonstrate the gain brought by adaptive optics for space-ground QKD links. Refined modeling of turbulence, adaptive optics and QKD, including finite-size effects, shows improvement by several orders of magnitude of the secret key rate.