Conference paper
Two-dimensional quantum key distribution (QKD) protocol for increased key rate fiber-based quantum communications
Department of Photonics Engineering, Technical University of Denmark1
Fiber Optics, Devices and Non-linear Effects, Department of Photonics Engineering, Technical University of Denmark2
Ultra-fast Optical Communication, Department of Photonics Engineering, Technical University of Denmark3
Centre of Excellence for Silicon Photonics for Optical Communications, Centers, Technical University of Denmark4
Nanophotonic Devices, Department of Photonics Engineering, Technical University of Denmark5
We experimentally prove a novel two-dimensional QKD scheme, relying on differential phasetime shifting (DPTS) of strongly attenuated weak coherent pulses. We demonstrate QKD transmission up to 170 km standard fiber, and even include a classical channel up to 90 km.
| Language: | English |
|---|---|
| Publisher: | IEEE |
| Year: | 2017 |
| Pages: | 1-3 |
| Proceedings: | 43rd European Conference and Exhibition on Optical Communications (ECOC 2017) |
| ISBN: | 1538649934 , 1538656248 , 9781538649930 and 9781538656242 |
| Types: | Conference paper |
| DOI: | 10.1109/ECOC.2017.8346242 |
| ORCIDs: | Bacco, Davide , Ding, Yunhong , Cozzolino, Daniele , Dalgaard, Kjeld , Rottwitt, Karsten and Oxenløwe, Leif Katsuo |
Detectors Loss measurement Photonics Protocols QKD transmission Security Synchronization classical channel cryptographic protocols differential phase time shifting key rate fiber-based quantum communications optical fibre communication quantum cryptography quantum optics size 170.0 km size 90.0 km standard fiber strongly attenuated weak coherent pulses two-dimensional QKD scheme two-dimensional quantum key distribution protocol
