English

Simultaneous IM/DD Data Transmission and High-Rate Secret Key Distribution over a Single C-band Channel

Optics 2025-04-30 v1
Authors: Michal Jachura , Jakub Szlachetka , Mateusz Kucharczyk , Marcin Jarzyna , Piotr Kolenderski , Jaroslaw Turkiewicz , Konrad Banaszek
View on arXiv ↗ PDF ↗ DOI ↗

Abstract

We demonstrate hierarchical multiscale PAM-4 transmission combining 500 Mbps data transfer with optical-layer cryptographic key distribution at rates 24.14 Mbps and 8.38 Mbps secure against passive eavesdropper advantage 0 dB and 6 dB respectively.

Keywords

IM/DD transmission secret key distribution PAM-4 C-band cryptographic key

Cite

@article{arxiv.2504.20696,
  title  = {Simultaneous IM/DD Data Transmission and High-Rate Secret Key Distribution over a Single C-band Channel},
  author = {Michal Jachura and Jakub Szlachetka and Mateusz Kucharczyk and Marcin Jarzyna and Piotr Kolenderski and Jaroslaw Turkiewicz and Konrad Banaszek},
  journal= {arXiv preprint arXiv:2504.20696},
  year   = {2025}
}

Comments

3 pages, 3 figures, Technical Digest Series (Optica Publishing Group, 2024), paper W1H.6

Related papers

View all related →
Signal Processing · Electrical Eng. & Systems
High-speed PAM4-based Optical SDM Interconnects with Directly Modulated Long-wavelength VCSEL
Joris Van Kerrebrouck, Xiaodan Pang, Oskars Ozolins, Rui Lin +17
2018-12-14
Quantum Physics · Physics
Quantum key distribution for 10 Gb/s dense wavelength division multiplexing networks
K. A. Patel, J. F. Dynes, M. Lucamarini, I. Choi +4
2014-02-10
Signal Processing · Electrical Eng. & Systems
Net 582-Gb/s C-band and 4$\times$526-Gb/s O-band IMDD Transmis-sion Using Ultra-broadband InP-DHBT-based Electrical Mixer
Masanori Nakamura, Teruo Jyo, Munehiko Nagatani, Hitoshi Wakita +10
2025-12-24
Quantum Physics · Physics
High-rate discrete-modulated continuous-variable quantum key distribution with composable security
Mingze Wu, Yan Pan, Junhui Li, Heng Wang +7
2025-03-17
Quantum Physics · Physics
High-rate discrete-modulated continuous-variable quantum key distribution with composable security
Mingze Wu, Yan Pan, Junhui Li, Heng Wang +7
2025-03-20
Quantum Physics · Physics
Secure quantum key distribution over 421 km of optical fiber
Alberto Boaron, Gianluca Boso, Davide Rusca, Cédric Vulliez +9
2018-11-14
Quantum Physics · Physics
A 24 km fiber-based discretely signaled continuous variable quantum key distribution system
Quyen Dinh Xuan, Zheshen Zhang, Paul L. Voss
2009-10-07
Signal Processing · Electrical Eng. & Systems
Dual band wireless transmission over 75-150GHz millimeter wave carriers using frequency-locked laser pairs
Zichuan Zhou, Amany Kassem, James Seddon, Eric Sillekens +3
2023-11-09
Cryptography and Security · Computer Science
Pilot-Based Key Distribution and Encryption for Secure Coherent Passive Optical Networks
Haide Wang, Ji Zhou, Qingxin Lu, Jianrui Zeng +4
2023-12-27
Quantum Physics · Physics
O-Band Differential Phase-Shift Quantum Key Distribution in 52-Channel C/L-Band Loaded Passive Optical Network
Bernhard Schrenk, Michael Hentschel, Hannes Hübel
2019-04-05
Quantum Physics · Physics
Quantum-noise--randomized data-encryption for WDM fiber-optic networks
Eric Corndorf, Chuang Liang, Gerg S. Kanter, Prem Kumar +1
2009-11-11
Optics · Physics
A single chip 1.024 Tb/s silicon photonics PAM4 receiver
Ali Pirmoradi, Han Hao, Kaisarbek Omirzakhov, Alexander J. Geers +1
2025-07-17
Quantum Physics · Physics
Demonstration of Probabilistic Constellation Shaping for Continuous Variable Quantum Key Distribution
François Roumestan, Amirhossein Ghazisaeidi, Jérémie Renaudier, Patrick Brindel +2
2021-11-23
Signal Processing · Electrical Eng. & Systems
Practical Solutions for 400 Gbit/s Data Center Transmission
Annika Dochhan, Nicklas Eiselt, Jinlong Wei, Helmut Griesser +4
2020-09-23
Signal Processing · Electrical Eng. & Systems
Up to 168-Gb/s PAM-4 direct detection transmission with silicon travelling wave Mach-Zehnder modulator
Fan Yang, Yixiao Zhu, Lei Zhang, Xiaoke Ruan +2
2018-12-31
Optics · Physics
A monolithic 56 Gb/s silicon photonic pulse-amplitude modulation transmitter
Chi Xiong, Douglas M. Gill, Jonathan E. Proesel, Jason S. Orcutt +2
2016-09-21
Quantum Physics · Physics
Quantum Key Distribution in a Multi-User Network at Gigahertz Clock rates
Veronica Fernandez, Karen J. Gordon, Robert J. Collins, Paul D. Townsend +3
2009-09-29
Quantum Physics · Physics
Multiple-Access Quantum Key Distribution Networks
Mohsen Razavi
2012-11-27
Quantum Physics · Physics
Experimental Decoy State Quantum Key Distribution with Unconditional Security Incorporating Finite Statistics
Jun Hasegawa, Masahito Hayashi, Tohya Hiroshima, Akihiro Tanaka +1
2007-05-23
Quantum Physics · Physics
A fast and versatile QKD system with hardware key distillation and wavelength multiplexing
Nino Walenta, Andreas Burg, Dario Caselunghe, Jeremy Constantin +16
2014-08-22
Information Theory · Computer Science
Joint Secured and Robust Technique for OFDM Systems
Al-Dweik, M. Mirahmadi, A. Shami, Z. Ding +1
2016-11-15
Quantum Physics · Physics
Megabits secure key rate quantum key distribution
Q. Zhang, H. Takesue, T. Honjo, K. Wen +9
2015-05-13
Quantum Physics · Physics
Spectrally-Shaped Continuous-Variable QKD Operating at 500 MHz Over an Optical Pipe Lit by 11 DWDM Channels
D. Milovančev, N. Vokić, F. Laudenbach, C. Pacher +2
2020-07-06
Quantum Physics · Physics
Self-stabilized high-dimensional quantum key distribution on a metropolitan free-space link
Karolina Dziwulska, Christopher Spiess, Sarika Mishra, Markus Leipe +2
2026-02-26
Quantum Physics · Physics
Coexistence of Continuous Variable Quantum Key Distribution and 7 $\times$ 12.5 Gbit/s Classical Channels
Tobias A. Eriksson, Takuya Hirano, Motoharu Ono, Mikio Fujiwara +5
2018-09-13