Fundamental limitations and state-of-the-art solutions for target node localization in WSNs: a review
With the advances in new technological trends and the reduction in prices of sensor nodes,
wireless sensor networks (WSNs) and their applications are proliferating in several areas of …
wireless sensor networks (WSNs) and their applications are proliferating in several areas of …
Interference mitigation in D2D communication underlaying LTE-A network
The mobile data traffic has risen exponentially in recent days due to the emergence of data
intensive applications, such as online gaming and video sharing. It is driving the …
intensive applications, such as online gaming and video sharing. It is driving the …
Multi-user modular XL-MIMO communications: Near-field beam focusing pattern and user grouping
In this paper, we investigate multi-user modular extremely large-scale multiple-input multiple-
output (XL-MIMO) communication systems, where modular extremely large-scale uniform …
output (XL-MIMO) communication systems, where modular extremely large-scale uniform …
Energy-efficient power allocation for NOMA with imperfect CSI
An optimum user power allocation solution to maximize the energy efficiency (EE) in a non-
orthogonal multiple access (NOMA) system with imperfect channel state information at …
orthogonal multiple access (NOMA) system with imperfect channel state information at …
Mixed near-field and far-field source localization based on exact spatial propagation geometry
J He, L Li, T Shu, TK Truong - IEEE Transactions on Vehicular …, 2021 - ieeexplore.ieee.org
The large-scale multiple-input-multiple-output (MIMO), also known as massive MIMO, is one
of the key techniques for the fifth-generation (5 G) mobile communications. Due to large …
of the key techniques for the fifth-generation (5 G) mobile communications. Due to large …
Efficient beamspace-based algorithm for two-dimensional DOA estimation of incoherently distributed sources in massive MIMO systems
In massive multiple-input multiple-output (MIMO) systems, accurate direction-of-arrival
(DOA) estimation is critical for the transmitters to conduct downlink precoding. In this paper …
(DOA) estimation is critical for the transmitters to conduct downlink precoding. In this paper …
Exploitation of triangular lattice arrays for improved spectral efficiency in massive MIMO 5G systems
FA Dicandia, S Genovesi - IEEE Access, 2021 - ieeexplore.ieee.org
A thorough analysis of the performance of planar arrays with a regular periodic lattice is
carried out and applied to massive multiple-input-multiple-output (MIMO) systems operating …
carried out and applied to massive multiple-input-multiple-output (MIMO) systems operating …
Orthogonal versus zero-forced beamforming in multibeam antenna systems: Review and challenges for future wireless networks
Y Aslan, A Roederer, NJG Fonseca… - IEEE Journal of …, 2021 - ieeexplore.ieee.org
Orthogonality in multibeam antennas is revisited. The difference between orthogonal
beamforming and zero-forced beamforming is highlighted. The intriguing relation between …
beamforming and zero-forced beamforming is highlighted. The intriguing relation between …
Optimizing antenna arrays for spatial multiplexing: Towards 6G systems
In this paper we discuss the design of antenna arrays to be used for multiplexing
applications. In particular, we introduce a suitable performance index to analyze the effect of …
applications. In particular, we introduce a suitable performance index to analyze the effect of …
On favorable propagation in massive MIMO systems and different antenna configurations
X Wu, NC Beaulieu, D Liu - IEEE Access, 2017 - ieeexplore.ieee.org
Asymptotic orthogonality of channel vectors, also called favorable propagation (FP), plays a
key role in massive multiple-input multiple-output (MIMO) systems, allowing linear …
key role in massive multiple-input multiple-output (MIMO) systems, allowing linear …