Handoffs in user-centric cell-free MIMO networks: A POMDP framework

HA Ammar, R Adve, S Shahbazpanahi… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
We study the problem of managing handoffs (HOs) in user-centric cell-free massive MIMO
(UC-mMIMO) networks. Motivated by the importance of controlling the number of HOs and …

Combining precoding and equalization for interference cancellation in MU-MIMO systems with high density users

NT Phuong, VV Son, PT Hiep - EURASIP Journal on Wireless …, 2022 - Springer
In multiple users (MU) multiple input multiple output (MIMO) systems, the non-orthogonal
multiple access (NOMA) method can provide multiple access. However, a spectrum …

Analysis and design of distributed MIMO networks with a wireless fronthaul

HA Ammar, R Adve, S Shahbazpanahi… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
We consider the analysis and design of distributed wireless networks wherein remote radio
heads (RRHs) coordinate transmissions to serve multiple users on the same resource block …

Optimizing RRH placement under a noise-limited point-to-point wireless backhaul

HA Ammar, R Adve, S Shahbazpanahi… - ICC 2021-IEEE …, 2021 - ieeexplore.ieee.org
In this paper, we study the deployment decisions and location optimization for the remote
radio heads (RRHs) in coordinated distributed networks in the presence of a wireless …

Asymptotic Analysis of the Downlink in Cooperative Massive MIMO Systems

I Bergel, S Govindasamy - IEEE Open Journal of the …, 2024 - ieeexplore.ieee.org
We consider the downlink of a cooperative cellular communications system, where several
base-stations around each mobile cooperate and perform zero-forcing to reduce the …

Feasibility of the 6/7 GHz Frequency Band for 5G Urban Macrocells

AL de Souza Filho, H Silva… - 2024 IEEE Asia Pacific …, 2024 - ieeexplore.ieee.org
The World Radiocommunication Conference 2023 (WRC-23) identified the frequency band
6,425-7,125 MHz for the International Mobile Telecommunications (IMT) systems. This paper …

Analysis and Design of Distributed MIMO Wireless Networks

HA Ammar - 2023 - search.proquest.com
In the realm of wireless communications, geographically distributing the serving antennas is
pivotal to harness the full potential of multiple-input multiple-output (MIMO) technology. By …

Adaptive Beamforming Switch in Realistic Massive MIMO System with Prototype

J Xu, Y Sun - IEICE Transactions on Fundamentals of Electronics …, 2022 - search.ieice.org
This letter proposes an adaptive beamforming switch algorithm for realistic massive multiple-
input multiple-output (MIMO) systems through prototypes. It is analyzed and identified that a …

[PDF][PDF] Performance Analysis of Combining Beamforming and ZF/MMSE-SIC Equalization Techniques for MIMO DWPT-COFDM Systems

SB Reda, M Fayssal, D Mohammed - Acta Universitatis Sapientiae, Electrical … - sciendo.com
This study explores the enhancement of wireless communication through the integration of
OFDM with MIMO and advanced techniques like COFDM, adaptive MIMO, and …

[PDF][PDF] Feasability of the 6/7 GHz Frequency Band for 5G Urban Macrocells

A Linhares, H Pontes, LC Fernandes - Authorea Preprints, 2024 - techrxiv.org
The World Radiocommunication Conference 2023 (WRC-23) identified the frequency band
6,425–7,125 MHz for the International Mobile Telecommunications (IMT) systems. This …