234 citations · 491 across the 30 of their papers we have counts for
33 papers
Near-Field Multi-User Communications via Polar-Domain Beamfocusing: Analytical Framework and Performance Analysis
Lin Chen, Ahmed Elzanaty, Mustafa A. Kishk +1
As wireless systems evolve toward higher frequencies and extremely large antenna arrays, near-field (NF) propagation becomes increasingly dominant. Unlike far-field (FF) communicat…
Joint Beamforming and Position Optimization for FIRES-NOMA Assisted Wireless Communication Systems
Yu Liu, Qu Luo, Gaojie Chen +4
To address the limitations of conventional reconfigurable intelligent surfaces (RIS) in spatial control capability, this paper proposes a fluid integrated reflecting and emitting s…
SCNR Maximization for MIMO ISAC Assisted by Fluid Antenna System
Yuqi Ye, Li You, Hao Xu +3
The integrated sensing and communication (ISAC) technology has been extensively researched to enhance communication rates and radar sensing capabilities. Additionally, a new techno…
The Rendezvous Between Extreme Value Theory and Next-generation Networks
Srinivas Sagar, Athira Subhash, Chen-Feng Liu +6
Promising technologies such as massive multiple-input and multiple-output, reconfigurable intelligent reflecting surfaces, non-terrestrial networks, millimetre wave communication,…
Single Antenna Tracking and Localization of RIS-enabled Vehicular Users
Somayeh Aghashahi, Zolfa Zeinalpour-Yazdi, Aliakbar Tadaion +2
Reconfigurable Intelligent Surfaces (RISs) are envisioned to be employed in next generation wireless networks to enhance the communication and radio localization services. In this…
Joint Coverage and Electromagnetic Field Exposure Analysis in Downlink and Uplink for RIS-assisted Networks
Lin Chen, Ahmed Elzanaty, Mustafa A Kishk +1
Reconfigurable intelligent surfaces (RISs) have shown the potential to improve signal-to-interference-plus-noise ratio (SINR) related coverage, especially at high-frequency communi…
EMF-Aware Waveform for Dual-functional Radar Communication Systems
Mariem Chemingui, Ahmed Elzanaty, Rahim Tafazolli
Emerging dual-functional radar communication(RadCom) systems promise to revolutionize wireless systems by enabling radar sensing and communication on a shared platform, thereby enh…
ELAA Near-Field Localization and Sensing with Partial Blockage Detection
Hui Chen, Pinjun Zheng, Yu Ge +4
High-frequency communication systems bring extremely large aperture arrays (ELAA) and large bandwidths, integrating localization and (bi-static) sensing functions without extra inf…
Probabilistic Constellation Shaping for Enhancing Spectral Efficiency in NOMA VLC Systems
Amanat Kafizov, Ahmed Elzanaty, Mohamed-Slim Alouini
The limited modulation bandwidth of the light emitting diodes (LEDs) presents a challenge in the development of practical high-data-rate visible light communication (VLC) systems.…
Near-Field Fading Channel Modeling for ELAAs: From Communication to ISAC
Jiuyu Liu, Yi Ma, Ahmed Elzanaty +1
Extremely large aperture array (ELAA) is anticipated to serve as a pivotal feature of future multiple-input multiple-output (MIMO) systems in 6G. Near-field (NF) fading channel mod…
Unveiling Passive and Active EMF Exposure in Large-Scale Cellular Networks
Yujie Qin, Mustafa A. Kishk, Ahmed Elzanaty +2
With the development of fifth-generation (5G) networks, the number of user equipments (UE) increases dramatically. However, the potential health risks from electromagnetic fields (…
Near and Far Field Model Mismatch: Implications on 6G Communications, Localization, and Sensing
Ahmed Elzanaty, Jiuyu Liu, Anna Guerra +3
The upcoming 6G technology is expected to operate in near-field (NF) radiating conditions thanks to high-frequency and electrically large antenna arrays. Although several studies h…
LoRa Backscatter Communications: Temporal, Spectral, and Error Performance Analysis
Ganghui Lin, Ahmed Elzanaty, Mohamed-Slim Alouini
LoRa backscatter (LB) communication systems can be considered as a potential candidate for ultra low power wide area networks (LPWAN) because of their low cost and low power consum…
MU-Massive MIMO with Multiple RISs: SINR Maximization and Asymptotic Analysis
Somayeh Aghashahi, Zolfa Zeinalpour-Yazdi, Aliakbar Tadaion +2
In this letter, we investigate the signal-to-interference-plus-noise-ratio (SINR) maximization problem in a multi-user massive multiple-input-multiple-output (massive MIMO) system…
Joint Uplink and Downlink EMF Exposure: Performance Analysis and Design Insights
Lin Chen, Ahmed Elzanaty, Mustafa A. Kishk +2
Installing more base stations (BSs) into the existing cellular infrastructure is an essential way to provide greater network capacity and higher data rate in the 5th-generation cel…
Rate-Splitting Multiple Access for Uplink Massive MIMO With Electromagnetic Exposure Constraints
Hanyu Jiang, Li You, Ahmed Elzanaty +4
Over the past few years, the prevalence of wireless devices has become one of the essential sources of electromagnetic (EM) radiation to the public. Facing with the swift developme…
Dominance of Smartphone Exposure in 5G Mobile Networks
Luca Chiaraviglio, Chiara Lodovisi, Stefania Bartoletti +2
The deployment of 5G networks is sometimes questioned due to the impact of ElectroMagnetic Field (EMF) generated by Radio Base Station (RBS) on users. The goal of this work is to a…
Optimal phase shift design for fair allocation in RIS aided uplink network using statistical CSI
Athira Subhash, Abla Kammoun, Ahmed Elzanaty +3
Reconfigurable intelligent surfaces (RIS) can be crucial in next-generation communication systems. However, designing the {RIS} phases according to the instantaneous channel state…
Max-Min Data Rate Optimization for RIS-aided Uplink Communications with Green Constraints
Athira Subhash, Abla Kammoun, Ahmed Elzanaty +3
Smart radio environments aided by reconfigurable intelligent reflecting surfaces (RIS) have attracted much research attention recently. We propose a joint optimization strategy for…
Channel Model Mismatch Analysis for XL-MIMO Systems from a Localization Perspective
Hui Chen, Ahmed Elzanaty, Reza Ghazalian +3
Radio localization is applied in high-frequency (e.g., mmWave and THz) systems to support communication and to provide location-based services without extra infrastructure. {For so…
EMF-Aware Cellular Networks in RIS-Assisted Environments
Hussam Ibraiwish, Ahmed Elzanaty, Yazan H. Al-Badarneh +1
The deployment of the 5th-generation cellular networks (5G) and beyond has triggered health concerns due to the electric and magnetic fields (EMF) exposure. In this paper, we propo…
Green Tethered UAVs for EMF-Aware Cellular Networks
Zhengying Lou, Ahmed Elzanaty, Mohamed-Slim Alouini
A prevalent theory circulating among the non-scientific community is that the intensive deployment of base stations over the territory significantly increases the level of electrom…
Wireless Network Coding with Intelligent Reflecting Surfaces
Amanat Kafizov, Ahmed Elzanaty, Lav R. Varshney +1
Conventional wireless techniques are becoming inadequate for beyond fifth-generation (5G) networks due to latency and bandwidth considerations. To improve the error performance and…
Towards 6G Holographic Localization: Enabling Technologies and Perspectives
Ahmed Elzanaty, Anna Guerra, Francesco Guidi +2
In the last years, we have experienced the evolution of wireless localization from being a simple add-on feature for enabling specific applications to become an essential character…