Record-High Secret Key Rate for Joint Classical and Quantum Transmission Over a 37-Core Fiber

Beatrice da Lio, Davide Bacco, Daniele Cozzolino, Francesco Da Ros, Xueshi Guo, Yunhong Ding, Yusuke Sasaki, Kazuhiko Aikawa, Shigehito Miki, Hirotaka Terai, Taro Yamashita, Jonas Schou Neergaard-Nielsen, Michael Galili, Karsten Rottwitt, Ulrik Lund Andersen, Leif Katsuo Oxenløwe, Toshio Morioka

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

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We overcome the low secret key rates of current quantum communication systems using space division multiplexing in a heterogeneous 37-core fiber. We demonstrate record-high rates of 107 Mb/s for the quantum channel alone and of 65 Mb/s when co-propagating with 370 Gb/s classical data.
Original languageEnglish
Title of host publicationProceedings of 2018 IEEE Photonics Conference
Number of pages2
Publication date2018
ISBN (Print)9781538653586
Publication statusPublished - 2018
Event2018 IEEE Photonics Conference - Hyatt Regency Reston, Reston, United States
Duration: 30 Sep 20184 Oct 2018
Conference number: 31


Conference2018 IEEE Photonics Conference
LocationHyatt Regency Reston
Country/TerritoryUnited States
Internet address


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