Heterogeneous graph neural network for power allocation in multicarrier-division duplex cell-free massive MIMO systems

B Li, LL Yang, RG Maunder, S Sun… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In order to maximize the spectral efficiency (SE) in multicarrier-division duplex (MDD)
enabled cell-free massive MIMO (CF-mMIMO), a heterogeneous graph neural network …

Spatially correlated massive MIMO relay systems with low-resolution ADCs

P Dong, H Zhang, Q Wu, GY Li - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In this paper, we investigate the massive MIMO relay system, where the relay station (RS)
forwards the signals from multiple remote users to the base station (BS). Large-scale …

Hardware-impaired Rician-faded massive MIMO FD relay: Analysis and optimization

S Dey, E Sharma, R Budhiraja - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
We consider two-way multi-pair full-duplex (FD) massive multi-input-multi-output (mMIMO)
relaying, where multiple FD user-pairs exchange information via a shared FD relay. We …

Analysis of URLLC-Enabled Hardware-Impaired Massive MIMO Relaying With D2D Users

RK Palla, DN Amudala… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
We consider a massive multiple-input multiple-output (mMIMO) two-way decode-and-
forward (DF) relaying system with underlaid device-to-device (D2D) users. The mMIMO relay …

An Approach to Maximize the Admitted Device-to-Device Pairs in MU-MIMO Cellular Networks

Y Wang, F Liu, Z Li, S Chen, X Zhao - Electronics, 2024 - mdpi.com
Due to the shortage of wireless resources and the emergence of a large number of users,
determining how to guarantee the quality-of-service (QoS) requirements of users and make …

Multipair relaying with space-constrained large-scale MIMO arrays: Spectral and energy efficiency analysis with incomplete CSI

J Qian, C Masouros - IEEE Open Journal of the …, 2021 - ieeexplore.ieee.org
In this paper, we study a multi-pair two-way large-scale multiple-input multiple-output
(MIMO) decode-and-forward relay system. Multiple single-antenna user pairs exchange …

Impact of Rician Phase Shifts on Multi-Pair Two-Way Full-Duplex Massive MIMO Relaying

P Gupta, M Chakraborty, E Sharma… - 2024 IEEE Wireless …, 2024 - ieeexplore.ieee.org
Most of the prior research in multipair two-way full-duplex (FD) massive multiple input
multiple output (mMIMO) relaying systems considers a Rician channel with a deterministic …

Max-min fairness for wireless-powered spatially correlated massive mimo multi-way relaying

A Gupta, DN Amudala, E Sharma… - ICC 2021-IEEE …, 2021 - ieeexplore.ieee.org
We consider a multi-way massive multi-input multi-output (mMIMO) relay via which several
energy-constrained MIMO users exchange information by switching between wireless power …

Energy-efficient spatially-correlated hardware impaired massive MIMO FD relaying

DN Amudala, E Sharma… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Most of the existing massive multi-input-multi-output (mMIMO) relaying works assume ideal
transceiver hardware and spatially uncorrelated channels. A practical mMIMO relay …

Full-Duplex Multi-Hop Communication for Beyond 5G

E Sharma, P Singh - A Glimpse Beyond 5G in Wireless Networks, 2022 - Springer
This chapter will present cutting-edge research on full-duplex massive multi-input multi-
output (MIMO) relaying, wherein multiple pairs of full-duplex users are communicating with …