8 papers
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…
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…
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…
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…
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…
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…