From Intra-Datacenter Interconnects to Metro Networks: Does CV-QKD Need Loss- or Bandwidth-Conscious Receivers?

Florian Honz; Fabian Laudenbach; Hannes Hübel; Philip Walther; Bernhard Schrenk

From Intra-Datacenter Interconnects to Metro Networks: Does CV-QKD Need Loss- or Bandwidth-Conscious Receivers?

Florian Honz (Speaker)
, Fabian Laudenbach
, Hannes Hübel
, Philip Walther
, Bernhard Schrenk

University of Vienna
Xanadu Quantum Tech

Research output: Chapter in Book or Conference Proceedings › Conference Proceedings with Poster Presentation › peer-review

Abstract

We experimentally compare a loss-optimized coherent heterodyne and a bandwidth-blessed intradyne CV-QKD architecture. We find the former to prevail performance-wise for medium/long link reach, while the latter features a 5-9 dB higher secure-key rate over short reach.

Original language	English
Title of host publication	2022 European Conference on Optical Communication (ECOC)
Pages	1-4
Number of pages	4
Publication status	Published - 2022
Event	European Conference on Optical Communication (ECOC) 2022 - Basel, Switzerland Duration: 18 Sept 2022 → 22 Sept 2022

Conference

Conference	European Conference on Optical Communication (ECOC) 2022
Country/Territory	Switzerland
City	Basel
Period	18/09/22 → 22/09/22

Research Field

Former Research Field - Enabling Digital Technologies

Cite this

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title = "From Intra-Datacenter Interconnects to Metro Networks: Does CV-QKD Need Loss- or Bandwidth-Conscious Receivers?",

abstract = "We experimentally compare a loss-optimized coherent heterodyne and a bandwidth-blessed intradyne CV-QKD architecture. We find the former to prevail performance-wise for medium/long link reach, while the latter features a 5-9 dB higher secure-key rate over short reach.",

author = "Florian Honz and Fabian Laudenbach and Hannes H{\"u}bel and Philip Walther and Bernhard Schrenk",

year = "2022",

language = "English",

isbn = "978-1-957171-15-9",

pages = "1--4",

booktitle = "2022 European Conference on Optical Communication (ECOC)",

note = "European Conference on Optical Communication (ECOC) 2022 ; Conference date: 18-09-2022 Through 22-09-2022",

}

From Intra-Datacenter Interconnects to Metro Networks: Does CV-QKD Need Loss- or Bandwidth-Conscious Receivers? / Honz, Florian (Speaker); Laudenbach, Fabian; Hübel, Hannes et al.
2022 European Conference on Optical Communication (ECOC). 2022. p. 1-4.

Research output: Chapter in Book or Conference Proceedings › Conference Proceedings with Poster Presentation › peer-review