activity
20242026
most citedAngular-Based Hybrid Beamforming for Wideband THz Massive MIMO Systems: Mitigating Beam Split by Leveraging Angular Spread

1 citations · 1 across the 10 of their papers we have counts for

collaborators

12 papers

eess.SP2026

Self-Interference-Aware AS-Assisted Tri-Hybrid Beamforming for Full-Duplex Massive MIMO

Yuanzhe Gong, Cheng-Jie Zhao, Tho Le-Ngoc

This paper proposes a tri-hybrid beamforming (tri-HBF) scheme with antenna-selection (AS)-based reconfigurable sub-arrays for full-duplex (FD) massive multiple-input multiple-outpu…

eess.SP2026

Sub-array Selection Optimization for Joint Self-Interference and Multi-User Interference Suppression in FD mMIMO

Yuanzhe Gong, Yuanxing Zhang, Tho Le-Ngoc

This paper proposes a beamforming optimization scheme with joint antenna sub-array selection (SAS) and angular perturbation-based nulling (APN) for full-duplex (FD) massive multipl…

eess.SP2025

A Deep Neural Network Codebook Approach for Near-Field Nulling Control Beam Focusing

Mohammadhossein Karimi, Yuanzhe Gong, Tho Le-Ngoc

This paper proposes a deep neural network (DNN) codebook approach for multi-user interference (MUI) mitigation in extremely large multiple-input multiple-output (XL-MIMO) systems o…

eess.SP2025

DNN-Based Nulling Control Beam Focusing for Near-Field Multi-User Interference Mitigation

Mohammadhossein Karimi, Yuanzhe Gong, Tho Le-Ngoc

This paper proposes a deep learning-based framework for near-field nulling control beam focusing (NCBF) in extra-large MIMO (XL-MIMO) systems to mitigate multi-user interference (M…

eess.SP2025

Distance-Domain Degrees of Freedom in Near-Field Region

Son T. Duong, Tho Le-Ngoc

Extremely large aperture arrays operating in the near-field regime unlock additional spatial resources, which can be exploited to simultaneously serve multiple users even when they…

cs.IT2025

DFRC Systems Co-existing in Licensed Spectrum: Cognitive Beamforming Designs

Tuan Anh Le, Ivan Ku, Xin-She Yang +2

This paper introduces a dual-function radar-communication (DFRC) system with cognitive radio capability to tackle the spectral scarcity problem in wireless communications. Particul…

cs.IT2025★ 1 cited

Angular-Based Hybrid Beamforming for Wideband THz Massive MIMO Systems: Mitigating Beam Split by Leveraging Angular Spread

Ibrahim Yildirim, Tho Le-Ngoc

Beam split is a critical challenge in wideband THz massive MIMO systems, arising from frequency-dependent beam misalignment that degrades communication performance, particularly in…

eess.SP2025

Joint Positioning, Beamforming, and Power Allocation in Full-Duplex MIMO with Position-Reconfigurable Antenna Arrays

Chengjie Zhao, Yuanzhe Gong, Tho Le-Ngoc

We consider a multi-user (MU) full-duplex (FD) multiple-input multiple-output (MIMO) communication system, in which the base station transceiver is equipped with transmit and recei…

cs.IT2024

Spider RIS: Mobilizing Intelligent Surfaces for Enhanced Wireless Communications

Ibrahim Yildirim, Mobeen Mahmood, Ertugrul Basar +1

In this study, we introduce Spider RIS technology, which offers an innovative solution to the challenges encountered in movable antennas (MAs) and unmanned aerial vehicle (UAV)-ena…

eess.SP2024

UAV-Assisted Enhanced Coverage and Capacity in Dynamic MU-mMIMO IoT Systems: A Deep Reinforcement Learning Approach

MohammadMahdi Ghadaksaz, Mobeen Mahmood, Tho Le-Ngoc

This study focuses on a multi-user massive multiple-input multiple-output (MU-mMIMO) system by incorporating an unmanned aerial vehicle (UAV) as a decode-and-forward (DF) relay bet…

cs.IT2024

Multiple UAV-Assisted Cooperative DF Relaying in Multi-User Massive MIMO IoT Systems

Mobeen Mahmood, Yicheng Yuan, Tho Le-Ngoc

This work considers a multi-user massive multiple-input multiple-output (MU-mMIMO) Internet-of-Things (IoT) system, where multiple unmanned aerial vehicles (UAVs) operating as deco…

cs.IT2024

Adaptive Modulus RF Beamforming for Enhanced Self-Interference Suppression in Full-Duplex Massive MIMO Systems

Mobeen Mahmood, Yuanxing Zhang, Robert Morawski +1

This study employs a uniform rectangular array (URA) sub-connected hybrid beamforming (SC-HBF) architecture to provide a novel self-interference (SI) suppression scheme in a full-d…