184 citations · 818 across the 156 of their papers we have counts for
70 papers · 1 filter
Zadoff-Chu Sequences for Chirp-Domain Communication: Diversity-Complexity Tradeoffs in Doubly Dispersive Channels
Rawan Alghamdi, Moahmed Siala, Tareq Y. Al-Naffouri +1
Orthogonal frequency-division multiplexing (OFDM) combats multipath-induced time dispersion by dividing the channel into narrowband sub-channels. However, when the channel also exh…
Symbol Error Analysis of Linear Receivers in Terahertz Channels under Channel-Noise Dependence
Almutasem Bellah Enad, Jihad Fahs, Hadi Sarieddeen +2
This paper develops a comprehensive framework for the performance analysis of linear detectors, namely zero-forcing (ZF) and minimum mean-square error (MMSE), under diverse teraher…
Beamforming Design for Stem-Connected Microwave Linear Analog Computer (MiLAC)-Aided Multiuser MISO Downlinks
Yuchen Zhang, Zheyu Wu, Bruno Clerckx +1
A microwave linear analog computer (MiLAC) is a tunable microwave network that leverages wave propagation to perform computation directly in the analog domain. MiLAC finds promisin…
Quadratic Forms in Gaussian Random Variables Theoretical Results and Applications
Mohanad Ahmed, Mahmoud Ghazal, Maaz Mahadi +1
This manuscript reviews theoretical results and applications related to quadratic forms in Gaussian random variables. It summarizes definitions, canonical representations, exact an…
Quantization-Aware EE Optimization and SE-EE Tradeoff for MiLAC-Aided MU-MISO Beamforming
Yuchen Zhang, Pinjun Zheng, Tareq Y. Al-Naffouri
In large antenna arrays, hardware power consumption becomes a dominant design constraint, making energy efficiency (EE) a first-class objective alongside spectral efficiency (SE).…
Handover-Aware Power Minimization for Networked LEO Satellite Communications: Joint Cooperative Beamforming and Scheduling
Yuchen Zhang, Eva Lagunas, Symeon Chatzinotas +1
Networked low Earth orbit (LEO) satellite constellations enabled by inter-satellite links offer a promising path toward ubiquitous broadband non-terrestrial services, as cooperativ…
RIS-Aided Near-Field Channel Estimation under Mutual Coupling and Spatial Correlation
Ahmad Dkhan, Simon Tarboush, Hadi Sarieddeen +1
The integration of reconfigurable intelligent surfaces (RIS) with extremely large multiple-input multiple-output (MIMO) arrays at the base station has emerged as a key enabler for…
THz-Band Near-Field RIS Channel Modeling for Linear Channel Estimation
Ahmad Dkhan, Simon Tarboush, Hadi Sarieddeen +2
Reconfigurable intelligent surface (RIS)-aided terahertz (THz)-band communications are promising enablers for future wireless networks. However, array densification at high frequen…
Diversity Analysis for Terahertz Communication Systems under Small-Scale Fading
Almutasem Bellah Enad, Jihad Fahs, Hakim Jemaa +2
The terahertz (THz) band is a key enabler for future wireless systems, promising ultra-high data rates and dense spatial reuse. However, the reliability of THz links remains a majo…
Performance and Complexity Analysis of Terahertz-Band MIMO Detection
Hakim Jemaa, Simon Tarboush, Hadi Sarieddeen +2
Achieving terabit-per-second (Tbps) data rates in terahertz (THz)-band communications requires bridging the complexity gap in baseband transceiver design. This work addresses the s…
Privacy Preservation in MIMO-OFDM Localization Systems: A Beamforming Approach
Yuchen Zhang, Hui Chen, Musa Furkan Keskin +4
We investigate an uplink MIMO-OFDM localization scenario where a legitimate base station (BS) aims to localize a user equipment (UE) using pilot signals transmitted by the UE, whil…
Asymptotic Analysis of One-bit Quantized Box-Constrained Precoding in Large-Scale Multi-User Systems
Xiuxiu Ma, Abla Kammoun, Mohamed-Slim Alouini +1
This paper addresses the design of multi-antenna precoding strategies, considering hardware limitations such as low-resolution digital-to-analog converters (DACs), which necessitat…
Indoor Position and Attitude Tracking with SO(3) Manifold
Hammam Salem, Mohanad Ahmed, Mohammed AlSharif +2
Driven by technological breakthroughs, indoor tracking and localization have gained importance in various applications including the Internet of Things (IoT), robotics, and unmanne…
6G RIS-aided Single-LEO Localization with Slow and Fast Doppler Effects
Sharief Saleh, Musa Furkan Keskin, Basuki Priyanto +5
6G networks aim to enable applications like autonomous driving by providing complementary localization services through key technologies such as non-terrestrial networks (NTNs) wit…
Mutual Coupling-Aware Channel Estimation and Beamforming for RIS-Assisted Communications
Pinjun Zheng, Simon Tarboush, Hadi Sarieddeen +1
This work studies the problems of channel estimation and beamforming for active reconfigurable intelligent surface (RIS)-assisted multiple-input multiple-output (MIMO) communicatio…
Calibration in RIS-aided Integrated Sensing, Localization and Communication Systems
Reza Ghazalian, Pinjun Zheng, Hui Chen +6
Reconfigurable intelligent surfaces (RISs) are key enablers for integrated sensing and communication (ISAC) systems in the 6G communication era. With the capability of dynamically…
Leveraging parallelizability and channel structure in THz-band, Tbps channel-code decoding
Hakim Jemaa, Hadi Sarieddeen, Simon Tarboush +2
As advancements close the gap between current device capabilities and the requirements for terahertz (THz)-band communications, the demand for terabit-per-second (Tbps) circuits is…
Performance Analysis of Outdoor THz Links under Mixture Gamma Fading with Misalignment
Hakim Jemaa, Simon Tarboush, Hadi Sarieddeen +2
The precision of link-level theoretical performance analysis for emerging wireless communication paradigms is critical. Recent studies have demonstrated the excellent fitting capab…
Near or far: On determining the appropriate channel estimation strategy in cross-field communication
Simon Tarboush, Anum Ali, Tareq Y. Al-Naffouri
The use of ultra-massive multiple-input multiple-output and high-frequency large bandwidth systems is likely in the next-generation wireless communication systems. In such systems,…
A Statistical Evaluation of Coherence Time for Non-Terrestrial Communications
Pinjun Zheng, Anas Chaaban, Md. Jahangir Hossain +1
Non-terrestrial networks (NTNs) present significant challenges for reliable communication due to the dynamic nature of their channels. Studying channel coherence time is crucial, s…
LEO- and RIS-Empowered User Tracking: A Riemannian Manifold Approach
Pinjun Zheng, Xing Liu, Tareq Y. Al-Naffouri
Low Earth orbit (LEO) satellites and reconfigurable intelligent surfaces (RISs) have recently drawn significant attention as two transformative technologies, and the synergy betwee…
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…
Non-Contact Acquisition of PPG Signal using Chest Movement-Modulated Radio Signals
Israel Jesus Santos Filho, Muhammad Mahboob Ur Rahman, Taous-Meriem Laleg-Kirati +1
We present for the first time a novel method that utilizes the chest movement-modulated radio signals for non-contact acquisition of the photoplethysmography (PPG) signal. Under th…
You can monitor your hydration level using your smartphone camera
Rose Alaslani, Levina Perzhilla, Muhammad Mahboob Ur Rahman +2
This work proposes for the first time to utilize the regular smartphone -- a popular assistive gadget -- to design a novel, non-invasive method for self-monitoring of one's hydrati…