3 papers
cs.IT2022
Deep Learning-Based Signal Detection for Dual-Mode Index Modulation 3D-OFDM
Dang-Y Hoang, Tien-Hoa Nguyen, Vu-Duc Ngo +3
In this paper, we propose a deep learning-based signal detector called DuaIM-3DNet for dual-mode index modulation-based three-dimensional (3D) orthogonal frequency division multipl…
cs.IT2021
Pilot Assignment for Joint Uplink-Downlink Spectral Efficiency Enhancement in Massive MIMO Systems with Spatial Correlation
Tien Hoa Nguyen, Trinh Van Chien, Hien Quoc Ngo +2
This paper proposes a flexible pilot assignment method to jointly optimize the uplink and downlink data transmission in multi-cell Massive multiple input multiple output (MIMO) sys…
cs.IT2021
Impact of Inter-Channel Interference on Shallow Underwater Acoustic OFDM Systems
Do Viet Ha, Tien Hoa Nguyen, Van Duc Nguyen
This paper investigates the impacts of Inter-Channel Interference (ICI) effects on a shallow underwater acoustic (UWA) orthogonal frequency-division multiplexing (OFDM) communicati…