151 citations · 860 across the 45 of their papers we have counts for
48 papers
On the Road to 6G: Visions, Requirements, Key Technologies and Testbeds
Cheng-Xiang Wang, Xiaohu You, Xiqi Gao +16
Fifth generation (5G) mobile communication systems have entered the stage of commercial development, providing users with new services and improved user experiences as well as offe…
SPAD-Based Optical Wireless Communication with ACO-OFDM
Shenjie Huang, Cheng Chen, Mohammad Dehghani Soltani +3
The sensitivity of the optical wireless communication (OWC) can be effectively improved by employing the highly sensitive single-photon avalanche diode (SPAD) arrays. However, the…
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…
Terabit Indoor Laser-Based Wireless Communications: LiFi 2.0 for 6G
Mohammad Dehghani Soltani, Hossein Kazemi, Elham Sarbazi +18
This paper provides a summary of available technologies required for implementing indoor laser-based wireless networks capable of achieving aggregate data-rates of terabits per sec…
Performance Analysis of SPAD-Based Optical Wireless Communication with OFDM
Shenjie Huang, Yichen Li, Cheng Chen +4
In recent years, there has been a growing interest in the use of single-photon avalanche diode (SPAD) in optical wireless communication (OWC). SPAD operates in the Geiger mode and…
High-Speed Imaging Receiver Design for 6G Optical Wireless Communications: A Rate-FOV Trade-Off
Mohammad Dehghani Soltani, Hossein Kazemi, Elham Sarbazi +6
The design of a compact high-speed and wide field of view (FOV) receiver is challenging due to the presence of two well-known trade-offs. The first one is the area-bandwidth trade-…
Flexible LED Index Modulation for MIMO Optical Wireless Communications
Anil Yesilkaya, Ardimas Andi Purwita, Erdal Panayirci +2
The limited bandwidth of optical wireless communication (OWC) front-end devices motivates the use of multiple-input-multiple-output (MIMO) techniques to enhance data rates. It is k…
A Novel 3D Non-Stationary Channel Model for 6G Indoor Visible Light Communication Systems
Xiuming Zhu, Cheng-Xiang Wang, Jie Huang +2
The visible light communication (VLC) technology has attracted much attention in the research of the sixth generation (6G) communication systems. In this paper, a novel three dimen…
Double-Sided Beamforming in OWC Systems Using Omni-Digital Reconfigurable Intelligent Surfaces
Alain R. Ndjiongue, Telex M. N. Ngatched, Octavia A. Dobre +1
In this paper, we introduce a variant of reconfigurable intelligent surfaces (RISs) called omni-digital-RISs (DRISs), which allow multiple physical processes, with application to o…
Digital RIS (DRIS): The Future of Digital Beam Management in RIS-Assisted OWC Systems
Alain R. Ndjiongue, Telex M. N. Ngatched, Octavia A. Dobre +1
Reconfigurable intelligent surfaces (RIS) have been recently introduced to optical wireless communication (OWC) networks to resolve skip areas and improve the signal-to-noise ratio…
Intelligent Reflecting Surfaces for Enhanced NOMA-based Visible Light Communications
Hanaa Abumarshoud, Bassant Selim, Mallik Tatipamula +1
The emerging intelligent reflecting surface (IRS) technology introduces the potential of controlled light propagation in visible light communication (VLC) systems. This concept ope…
5 Gbps Optical Wireless Communication Using Commercial SPAD Array Receivers
Shenjie Huang, Cheng Chen, Rui Bian +2
Photon counting detectors such as single-photon avalanche diode (SPAD) arrays can be utilized to improve the sensitivity of optical wireless communication (OWC) systems. However, t…
A VCSEL Array Transmission System with Novel Beam Activation Mechanisms
Zhihong Zeng, Mohammad Dehghani Soltani, Majid Safari +1
Optical wireless communication (OWC) is considered to be a promising technology which will alleviate traffic burden caused by the increasing number of mobile devices. In this study…
LiFi Through Reconfigurable Intelligent Surfaces: A New Frontier for 6G?
Hanaa Abumarshoud, Lina Mohjazi, Octavia A. Dobre +3
Light fidelity (LiFi), which is based on visible light communications (VLC), is celebrated as a cutting-edge technological paradigm that is envisioned to be an indispensable part o…
Design of a Power Amplifying-RIS for Free-Space Optical Communication Systems
Alain R. Ndjiongue, Telex M. N. Ngatched, Octavia A. Dobre +1
The steering dynamics of re-configurable intelligent surfaces (RIS) have hoisted them to the front row of technologies that can be exploited to solve skip-zones in wireless communi…
Performance Analysis of RIS-Based nT-FSO Link Over G-G Turbulence With Pointing Errors
Alain R. Ndjiongue, Telex M. N. Ngatched, Octavia A. Dobre +2
One of the main problems faced by communication systems is the presence of skip-zones in the targeted areas. With the deployment of the fifth-generation mobile network, solutions a…
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…
Re-configurable Intelligent Surface-based VLC Receivers Using Tunable Liquid-crystals: The Concept
Alain R. Ndjiongue, Telex M. N. Ngatched, Octavia A. Dobre +1
Visible light communication (VLC) enables access to huge unlicensed bandwidth, a higher security level, and no radio frequency interference. With these advantages, VLC emerges as a…
Towards the Use of Re-configurable Intelligent Surfaces in VLC Systems: Beam Steering
Alain R. Ndjiongue, Telex M. N. Ngatched, Octavia A. Dobre +1
The emergence of visible light communication (VLC) technology as a solution to solve radio frequency impediments, such as spectrum shortage, is continuously appealing. In addition…
End-to-End Energy Efficiency Evaluation for B5G Ultra Dense Networks
Yu Fu, Mohammad Dehghani Soltani, Hamada Alshaer +4
Energy efficiency (EE) is a major performance metric for fifth generation (5G) and beyond 5G (B5G) wireless communication systems, especially for ultra dense networks. This paper p…
Invoking Deep Learning for Joint Estimation of Indoor LiFi User Position and Orientation
Mohamed Amine Arfaoui, Mohammad Dehghani Soltani, Iman Tavakkolnia +4
Light-fidelity (LiFi) is a fully-networked bidirectional optical wireless communication (OWC) that is considered a promising solution for high-speed indoor connectivity. Unlike in…
6G White paper: Research challenges for Trust, Security and Privacy
Mika Ylianttila, Raimo Kantola, Andrei Gurtov +24
The roles of trust, security and privacy are somewhat interconnected, but different facets of next generation networks. The challenges in creating a trustworthy 6G are multidiscipl…
Measurements-Based Channel Models for Indoor LiFi Systems
Mohamed Amine Arfaoui, Mohammad Dehghani Soltani, Iman Tavakkolnia +4
Light-fidelity (LiFi) is a fully-networked bidirectional optical wireless communication (OWC) that is considered a promising solution for high-speed indoor connectivity. Unlike in…