119 citations · 285 across the 92 of their papers we have counts for
24 papers · 1 filter
Optical Wireless Sytems for Spine and Leaf Data Center Downlinks
Abrar S. Alhazmi, Sanaa H. Mohamed and, T. E. H. El-Gorashi +1
The continually growing demands for traffic as a result of advanced technologies in 5G and 6G systems offering services with intensive demands such as IoT and virtual reality appli…
Resource Allocation in Laser-based Optical Wireless Cellular Networks
Ahmad Adnan Qidan, Maximo Morales-Cespedes, Taisir El-Gorashi +1
Optical wireless communication provides data transmission at high speeds which can satisfy the increasing demands for connecting a massive number of devices to the Internet. In thi…
Artificial Neural Network for Resource Allocation in Laser-based Optical wireless Networks
Ahmad Adnan Qidan, Taisir El-Gorashi1, Jaafar M. H. Elmirghani
Optical wireless communication offers unprecedented communication speeds that can support the massive use of the Internet on a daily basis. In indoor environments, optical wireless…
Towards Terabit LiFi Networking
Ahmad Adnan Qidan, Taisir El-Gorashi1, Jaafar M. H. Elmirghani
Light Fidelity (Li-Fi) is a networked version of optical wireless communication (OWC), which is a strong candidate to fulfill the unprecedented increase in user-traffic expected in…
On Optimizing Rate Splitting in Laser-based Optical Wireless Networks
Khulood Alazwary, Ahmad Adnan Qidan, Taisir El-Gorashi +1
Optical wireless communication (OWC) is a promising technology that has the potential to provide Tb/s aggregate rates. In this paper, interference management is studied in a Laser-…
Optimized Passive Optical Networks with Cascaded-AWGRs for Data Centers
Mohammed Alharthi, Sanaa H. Mohamed, Barzan Yosuf +2
The use of Passive Optical Networks (PONs) in modern and future data centers can provide energy efficiency, high capacity, low cost, scalability, and elasticity. This paper introdu…
Angle Diversity Trasmitter For High Speed Data Center Uplink Communications
Abrar S. Alhazmi, Sanaa H. Mohamed, Osama Z. Alsulami +2
This paper proposes an uplink optical wireless communication (OWC) link design that can be used by data centers to support communication in spine and leaf architectures between the…
Energy Efficient Resource Allocation in Federated Fog Computing Networks
Abdullah M. Alqahtani, Barzan Yosuf, Sanaa H. Mohamed +2
There is a continuous growth in demand for time sensitive applications which has shifted the cloud paradigm from a centralized computing architecture towards distributed heterogene…
Blind Interference Alignment in 6G Optical Wireless Communications
Ahmad Adnan Qidan, Taisir El-Gorashi, Jaafar M. H. Elmirghani
In recent years, the demand for high speed wireless networking has increased considerably due to the enormous number of devices connected to the Internet. In this context, optical…
Reinforcement Learning for Resource Allocation in Steerable Laser-based Optical Wireless Systems
Abdelrahman S. Elgamal, Osama Z. Alsulami, Ahmad Adnan Qidan +2
Vertical Cavity Surface Emitting Lasers (VCSELs) have demonstrated suitability for data transmission in indoor optical wireless communication (OWC) systems due to the high modulati…
Optical Networks for Composable Data Centers
Opeyemi O. Ajibola, Taisir E. H. El-Gorashi, Jaafar M. H. Elmirghani
Composable data centers (DCs) have been proposed to enable greater efficiencies as the uptake of on-demand computing services grows. In this article we give an overview of composab…
Network Topologies for Composable Data Centres
Opeyemi O. Ajibola, Taisir E. H. El-Gorashi, Jaafar M. H. Elmirghani
Suitable composable data center networks (DCNs) are essential to support the disaggregation of compute components in highly efficient next generation data centers (DCs). However, d…
Rate Splitting in VCSEL-based Optical Wireless Networks
Khulood Alazwary, Ahmad Adnan Qidan, Taisir El-Gorashi +1
Optical wireless communication is an effective potential solution for enabling high speed next generation cellular networks. In this paper, laser sources, in particular, vertical-c…
Q-learning algorithm for resource allocation in WDMA-based optical wireless communication networks
Abdelrahman S. Elgamal, Osama Z. Alsulami, Ahmad Adnan Qidan +2
Visible Light Communication (VLC) has been widely investigated during the last decade due to its ability to provide high data rates with low power consumption. In general, resource…
Energy Minimized Federated Fog Computing over Passive Optical Networks
Abdullah M. Alqahtani, Barzan Yosuf, Sanaa H. Mohamed +2
The rapid growth of time-sensitive applications and services has driven enhancements to computing infrastructures. The main challenge that needs addressing for these applications i…
Energy-Efficient Distributed Machine Learning in Cloud Fog Networks
Mohammed M. Alenazi, Barzan A. Yosuf, Sanaa H. Mohamed +2
Massive amounts of data are expected to be generated by the billions of objects that form the Internet of Things (IoT). A variety of automated services such as monitoring will larg…
Energy-Efficient AI over a Virtualized Cloud Fog Network
Barzan A. Yosuf, Sanaa H. Mohamed, Mohamed Alenazi +2
Deep Neural Networks (DNNs) have served as a catalyst in introducing a plethora of next-generation services in the era of Internet of Things (IoT), thanks to the availability of ma…
Power Minimization in Vehicular Cloud Architecture
Fatemah S. Behbehani, Taisir Elgorashi, Jaafar M. H. Elmirghani
Modern vehicles equipped with on-board units (OBU) are playing an essential role in the smart city revolution. The vehicular processing resources, however, are not used to their fu…
Resilient Architectures for Free Space Optical Wireless Interconnection Systems
Sanaa Hamid Mohamed, Osama Zwaid Alsulami, Taisir E. H. El-Gorashi +2
In this paper, we propose the use of two Passive Optical Network (PON)-based network architectures to connect free-space Optical Wireless Communication (OWC) Access Points (APs) wi…
A Tb/s Indoor MIMO Optical Wireless Backhaul System Using VCSEL Arrays
Hossein Kazemi, Elham Sarbazi, Mohammad Dehghani Soltani +6
In this paper, the design of a multiple-input multiple-output (MIMO) optical wireless communication (OWC) link based on vertical cavity surface emitting laser (VCSEL) arrays is sys…
Safety Analysis for Laser-based Optical Wireless Communications: A Tutorial
Mohammad Dehghani Soltani, Elham Sarbazi, Nikolaos Bamiedakis +7
Light amplification by stimulated emission of radiation (laser) sources have many advantages for use in high data rate optical wireless communications. In particular, the low cost…
Disaggregation for Energy Efficient Fog in Future 6G Networks
Opeyemi O. Ajibola, Taisir E. H. El-Gorashi, Jaafar M. H. Elmirghani
We study the benefits of adopting server disaggregation in the fog computing tier by evaluating energy efficient placement of interactive apps in a future fog 6G network. Using a m…
Optimized Energy Efficient Virtualization and Content Caching in 5G Networks
Ahmed N. Al-Quzweeni, Ahmed Q. Lawey, Taisir E. H. Elgorashi +1
Network function virtualization (NFV) and content caching are two promising technologies that hold great potential for network operators and designers. This paper optimizes the dep…
Energy Efficient Placement of Workloads in Composable Data Center Networks
Opeyemi O. Ajibola, Taisir E. H. El-Gorashi, Jaafar M. H. Elmirghani
This paper studies the energy efficiency of composable datacentre (DC) infrastructures over network topologies. Using a mixed integer linear programming (MILP) model, we compare th…