Efficient federated learning algorithm for resource allocation in wireless IoT networks

VD Nguyen, SK Sharma, TX Vu… - IEEE Internet of …, 2020 - ieeexplore.ieee.org
Federated learning (FL) allows multiple edge computing nodes to jointly build a shared
learning model without having to transfer their raw data to a centralized server, thus …

A survey on non-orthogonal multiple access: From the perspective of spectral efficiency and energy efficiency

HV Nguyen, HM Kim, GM Kang, KH Nguyen, VP Bui… - Energies, 2020 - mdpi.com
Non-orthogonal multiple access (NOMA) is a promising technology for next-generation
wireless networks with emerging demands on low latency, high throughput, and massive …

On the spectral and energy efficiencies of full-duplex cell-free massive MIMO

HV Nguyen, VD Nguyen, OA Dobre… - IEEE Journal on …, 2020 - ieeexplore.ieee.org
In-band full-duplex (FD) operation is practically more suited for short-range communications
such as WiFi and small-cell networks, due to its current practical limitations on the self …

Buffer‐aided relaying: a survey on relay selection policies

M El‐Rajab, C Abou‐Rjeily, R Kfouri - IET Communications, 2020 - Wiley Online Library
Ever since the idea of buffers was incorporated in wireless communications, buffer‐aided
relaying has become an emerging breakthrough in the world of transmitting and receiving …

Hybrid user pairing for spectral and energy efficiencies in multiuser MISO-NOMA networks with SWIPT

TV Nguyen, VD Nguyen… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In this paper, we propose a novel hybrid user pairing (HUP) scheme in multiuser multiple-
input single-output non-orthogonal multiple access networks with simultaneous wireless …

A novel heap-based pilot assignment for full duplex cell-free massive MIMO with zero-forcing

HV Nguyen, VD Nguyen, OA Dobre… - ICC 2020-2020 IEEE …, 2020 - ieeexplore.ieee.org
This paper investigates the combined benefits of full-duplex (FD) and cell-free massive
multiple-input multiple-output (CF-mMIMO), where a large number of distributed access …

Resource allocation for UAV relay-assisted IoT communication networks

DH Tran, VD Nguyen, S Gautam… - 2020 IEEE …, 2020 - ieeexplore.ieee.org
This work studies unmanned aerial vehicle (UAV) relay-assisted Internet of Things (IoT)
communication networks in which a UAV is deployed as an aerial base station (BS) to …

Rate fairness and power consumption optimization for NOMA-assisted downlink networks

KH Nguyen, HV Nguyen, MTP Le, TX Cao, OS Shin - Energies, 2020 - mdpi.com
This paper considers a non-orthogonal multiple access (NOMA) downlink network, where a
hybrid of NOMA and beamforming designs is developed to enhance the channel capacity …

In-band full-duplex relaying for SWIPT-enabled cognitive radio networks

HV Nguyen, VD Nguyen, OS Shin - Electronics, 2020 - mdpi.com
This paper studies sum rate maximization of a cognitive radio network, where a full-duplex
relay (FDR) is considered to assist data transmission. An FDR equipped with multiple …

Defending against randomly located eavesdroppers by establishing a protecting region

T Li, C Xue, Y Li, OA Dobre - Sensors, 2020 - mdpi.com
The security problem in wireless sensor networks faces severe challenges, due to the
openness of the sensor network channel and the mobility and diversity of the terminals …