119 citations · 285 across the 92 of their papers we have counts for
42 papers · 1 filter
Intelligent Reflecting Surfaces assisted Laser-based Optical Wireless Communication Networks
Ahrar N. Hamad, Walter Zibusiso Ncube, Ahmad Adnan Qidan +2
The increasing demand for wireless networks of higher capacity requires key-enabling technologies. Optical wireless communication (OWC) arises as a complementary technology to radi…
A Novel Terabit Grid-of-Beam Optical Wireless Multi-User Access Network with Beam Clustering
Hossein Kazemi, Elham Sarbazi, Michael Crisp +6
In this paper, we put forward a proof of concept for sixth generation (6G) Terabit infrared (IR) laser-based indoor optical wireless networks. We propose a novel double-tier access…
Deep Learning-based Power Allocation in Rate Splitting Optical Wireless Networks
Khulood D. Alazwary, Ahmad Adnan Qidan, T. E. H. El-Gorashi +1
Optical wireless communication (OWC) provides high aggregate data rates in the range of Terabits per second (Tb/s). Specifically, OWC using infrared lasers as transmitters has been…
Multiuser beam steering OWC system based on NOMA
Y. Zeng, Sanaa H. Mohamed, Ahmad Qidan +2
In this paper, we propose applying Non-Orthogonal Multiple Access (NOMA) technology in a multiuser beam steering OWC system. We study the performance of the NOMA-based multiuser be…
Relay Assisted Multiuser OWC Systems under Human Blockage
Y. Zeng, Sanaa H. Mohamed, Ahmad Qidan +2
This paper proposes using cooperative communication based on optoelectronic (O-E-O) amplify-and-forward relay terminals to reduce the influence of the blockage and shadowing result…
AI-Driven Resource Allocation in Optical Wireless Communication Systems
Abdelrahman S. Elgamal, Osama Z. Aletri, Barzan A. Yosuf +3
Visible light communication (VLC) is a promising solution to satisfy the extreme demands of emerging applications. VLC offers bandwidth that is orders of magnitude higher than what…
Energy Efficient Laser-Based Optical Wireless Communication Networks
Walter Zibusiso Ncube, Ahmad Adnan Qidan, Taisir El-Gorashi +1
Rising data demands are a growing concern globally. The task at hand is to evolve current communication networks to support enhanced data rates while maintaining low latency, energ…
Rate Splitting for 6G Optical Wireless Networks
Khulood D. Alazwary, Ahmad Adnan Qidan, T. E. H. El-Gorashi +1
This paper evaluates the performance of rate splitting (RS), a robust interference management scheme, in an optical wireless communication (OWC) network that uses infrared lasers r…
Multi-User Rate Splitting in Optical Wireless Networks
Ahmad Adnan Qidan, Khulood Alazwary, Taisir El-Gorashi +5
Optical wireless communication (OWC) has recently received massive interest as a new technology that can support the enormous data traffic increasing on daily basis. Laser-based OW…
On the energy efficiency of Laser-based Optical Wireless Networks
Walter Zibusiso Ncube, Ahmad Adnan Qidan, Taisir El-Gorashi +1
Optical wireless Communication (OWC) is a strong candidate in the next generation (6G) of cellular networks. In this paper, a laser-based optical wireless network is deployed in an…
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…
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…
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…
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…
Resource Allocation in 6G Optical Wireless Systems
Osama Zwaid Alsulami, T. E. H. El-Gorashi, Jaafar M. H. Elmirghani
The abundant optical spectrum is a promising part of the electromagnetic spectrum for 6G communication systems. The visible light spectrum which is a part of the optical spectrum,…
NOMA Visible Light Communication System with Angle Diversity Receivers
Mansourah K. Aljohani, Osama Zwaid Alsulami, Khulood D. Alazwary +4
In this paper, a non-orthogonal multiple access (NOMA) visible light communication (VLC) system is investigated. The system uses angle diversity receivers (ADRs) to provide high da…
Impact of user distribution on optical wireless systems
Khulood D. Alazwary, Osama Zwaid Alsulami, Sarah O. M. Saeed +4
In this paper, we investigate the impact of user distribution on resource allocation in visible light communication (VLC) systems, using a wavelength division multiple access (WDMA…
Data center top of rack switch to multiple spine switches optical wireless uplinks
Abrar S. Alhazmi, Osama Zwaid Alsulami, T. E. H. El-Gorashi +2
Infrared (IR) uplinks can achieve high data rates, which are essential in a range of applications. This paper introduces a novel approach to enable data centre uplink communication…
Delay Adaptation Method for Relay Assisted Optical Wireless Systems
Yu Zeng, Sanaa Hamid Mohamed, T. E. H. El-Gorashi +1
In this paper, we investigate optical wireless repeaters as relay terminals between a transmitter and a user in an Infrared Optical Wireless Communication (IROWC) system. A delay a…
Resilience in Optical Wireless Systems
Sarah O. M. Saeed, Sanaa Hamid Mohamed, Osama Zwaid Alsulami +3
High reliability and availability of communication services is a key requirement that needs to be ensured by service providers. Since the direct line-of-sight (LOS) beam is prone t…
Beam Blockage in Optical Wireless Systems
Sarah O. M. Saeed, Sanaa Hamid Mohamed, Osama Zwaid Alsulami +3
In this paper, we use the percentage blockage as a metric when an opaque disc obstructs the Line-of-Sight link from the access point to the receiver in an optical wireless indoor c…
Effect of receiver orientation on resource allocation in optical wireless systems
Osama Zwaid Alsulami, Khulood D. Alazwary, Sarah O. M. Saeed +4
Optical wireless communication (OWC) systems have been the subject of a significant amount of interest as they can be used in sixth generation (6G) wireless communication to provid…