[HTML][HTML] Neural network DPD for aggrandizing SM-VCSEL-SSMF-based radio over fiber link performance

MU Hadi, M Awais, M Raza, K Khurshid, H Jung - Photonics, 2021 - mdpi.com
This paper demonstrates an unprecedented novel neural network (NN)-based digital
predistortion (DPD) solution to overcome the signal impairments and nonlinearities in …

Optimized digital radio over fiber system for medium range communication

MU Hadi, H Jung, S Ghaffar, PA Traverso… - Optics …, 2019 - Elsevier
In recent years, the demand of efficient and broadband wireless access has escalated, for
which Radio over Fiber (RoF) is considered as an appropriate solution. In this paper, we …

Direct digital predistortion technique for the compensation of laser chirp and fiber dispersion in long haul radio over fiber links

MU Hadi, J Nanni, JL Polleux, PA Traverso… - Optical and Quantum …, 2019 - Springer
Abstract Analog Radio-over-Fiber (A-RoF) communication technology constitutes a
promising technique for next generation radio access networks thanks to its relatively low …

Digital predistortion for linearity improvement of VCSEL-SSMF-based radio-over-fiber links

MU Hadi, PA Traverso, G Tartarini… - IEEE Microwave and …, 2019 - ieeexplore.ieee.org
This letter unfolds a digital predistortion (DPD) technique that improves the linearity of
limited range mobile front haul links for the contemporary long-term evolution (LTE) and …

Experimental demonstration and performance enhancement of 5G NR multiband radio over fiber system using optimized digital predistortion

MU Hadi, M Awais, M Raza, MI Ashraf, J Song - Applied Sciences, 2021 - mdpi.com
This paper presents an experimental realization of multiband 5G new radio (NR) optical front
haul (OFH) based radio over fiber (RoF) system using digital predistortion (DPD). A novel …

Experimental evaluation of real-time sigma-delta radio over fiber system for fronthaul applications

MU Hadi, H Jung, PA Traverso… - International Journal of …, 2021 - cambridge.org
Sigma-delta radio over fiber (ΣΔ-RoF) is an expedient technology for next-generation
networks including 5G cloud/centralized radio access networks (C-RAN). In this article, we …

[HTML][HTML] Mitigation of nonlinearities in analog radio over fiber links using machine learning approach

MU Hadi - ICT Express, 2021 - Elsevier
Abstract Machine learning (ML) techniques are looked upon as an innovative and realistic
direction to cope up with nonlinearity issues in fiber optics communication. In this paper, a …

Enhancing distributed feedback‐standard single mode fiber‐radio over fiber links performance by neural network digital predistortion

MU Hadi, G Murtaza - Microwave and Optical Technology …, 2021 - Wiley Online Library
This letter presents a novel neural network (NN) based digital predistortion (DPD) technique
to obliterate the signal impairments and nonlinearities in radio over fiber (RoF) systems …

Practically feasible closed-loop digital predistortion for VCSEL-MMF-based radio-over-fiber links

MU Hadi, J Nanni, O Venard, G Baudoin, JL Polleux… - …, 2020 - hal.science
The article demonstrates a novel Digital Predistortion (DPD) architecture for Mobile Front
Haul links for the advanced Long-Term Evolution (LTE) and upcoming 5G networks …

Linearity improvement of VCSELs based radio over fiber systems utilizing digital predistortion

MU Hadi, J Nanni, O Venard, G Baudoin… - Advances in Science …, 2019 - pure.ulster.ac.uk
The article proposes a Digital Predistortion (DPD) methodology that substantially meliorates
the linearity of limited range Mobile Front Haul links for the extant Long-Term Evolution …