238 citations · 704 across the 11 of their papers we have counts for
11 papers
Digital Signal Processing Techniques for Noise Characterization of Lasers and Optical Frequency Combs: A Tutorial
Jasper Riebesehl, Holger R. Heebøll, Aleksandr Razumov +2
Performing noise characterizations of lasers and optical frequency combs on sampled data offers numerous advantages compared to analog measurement techniques. One of the main advan…
Spatial Distribution of Data Capacity for the Reduction of Number of Repeaters in Ultra Long-Haul Links
Smaranika Swain, Christian Koefoed Schou, Metodi Plamenov Yankov +2
We present a novel method to reduce the number of repeaters and amplifiers in trans-oceanic links by distributing a given data capacity in spatial channels. We analytically, numeri…
Single-Photon-Based Clock Analysis and Recovery in Quantum Key Distribution
Mujtaba Zahidy, Domenico Ribezzo, Ronny Müller +5
Quantum key distribution is one of the first quantum technologies ready for the market. Current quantum telecommunication systems usually utilize a service channel for synchronizin…
Quantum Key Distribution using Deterministic Single-Photon Sources over a Field-Installed Fibre Link
Mujtaba Zahidy, Mikkel T. Mikkelsen, Ronny Müller +12
Quantum-dot-based single-photon sources are key assets for quantum information technology, supplying on-demand scalable quantum resources for computing and communication. However,…
All-Optical Nonlinear Pre-Compensation of Long-Reach Unrepeatered Systems
Pawel M. Kaminski, Tiago Sutili, José Hélio da Cruz Júnior +9
We numerically demonstrate an all-optical nonlinearity pre-compensation module for state-of-the-art long-reach Raman-amplified unrepeatered links. The compensator design is optimiz…
Boosting the secret key rate in a shared quantum and classical fibre communication system
Davide Bacco, Beatrice Da Lio, Daniele Cozzolino +14
During the last 20 years, the advance of communication technologies has generated multiple exciting applications. However, classical cryptography, commonly adopted to secure curren…
Optical wavelength conversion of high bandwidth phase-encoded signals in a high FOM 50cm CMOS compatible waveguide
Francesco Da Ros, Edson Porto da Silva, Darko Zibar +6
We demonstrate wavelength conversion of QAM signals including 32GBd QPSK and 10GBd 16QAM in a 50cm long high index doped glass spiral waveguide. The quality of the generated idlers…
Ultra-compact graphene plasmonic photodetector with the bandwidth over 110GHz
Yunhong Ding, Zhao Cheng, Xiaolong Zhu +7
Graphene-based photodetectors, taking advantage of high carrier mobility and broadband absorption in graphene, have recently experienced rapid development. However, their performan…
Orbital angular momentum states enabling fiber-based high-dimensional quantum communication
Daniele Cozzolino, Davide Bacco, Beatrice Da Lio +8
Quantum networks are the ultimate target in quantum communication, where many connected users can share information carried by quantum systems. The keystones of such structures are…
Reconfigurable SDM Switching Using Novel Silicon Photonic Integrated Circuit
Yunhong Ding, Valerija Kamchevska, Kjeld Dalgaard +7
Space division multiplexing using multicore fibers is becoming a more and more promising technology. In space-division multiplexing fiber network, the reconfigurable switch is one…
Constellation Shaping for WDM systems using 256QAM/1024QAM with Probabilistic Optimization
Metodi P. Yankov, Francesco Da Ros, Edson P. da Silva +5
In this paper, probabilistic shaping is numerically and experimentally investigated for increasing the transmission reach of wavelength division multiplexed (WDM) optical communica…