Analysis and optimization of massive access to the IoT relying on multi-pair two-way massive MIMO relay systems

Z Peng, X Chen, W Xu, C Pan… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
We investigate massive access in the Internet-of-Things (IoT) relying on multi-pair two-way
amplify-and-forward (AF) relay systems using massive multiple-input multiple-output (MIMO) …

Achievable rates of full-duplex massive MIMO relay systems over rician fading channels

S Wang, Y Liu, W Zhang… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
We analytically study the achievable rates of full-duplex massive multiple-input multiple-
output (MIMO) relay systems over Rician fading channels. The decode-and-forward protocol …

Interference suppression and energy efficiency improvement with massive MIMO and relay selection in cognitive two-way relay networks

S Silva, M Ardakani… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
We analyze a relay assisted wireless communication link between two underlay massive
multiple-input multiple-output (MIMO) terminals. Specifically, an amplify and forwarding (AF) …

Sum rate of massive MIMO downlink with simultaneous relayed and direct transmissions

D Kudathanthirige… - 2017 IEEE International …, 2017 - ieeexplore.ieee.org
The sum rate performance of simultaneous relay and direct massive multiple-input multiple-
output (MIMO) downlink transmissions is investigated for the imperfect channel state …

Cognitive massive MIMO relay networks

G Amarasuriya, Y Li - 2017 IEEE Wireless Communications …, 2017 - ieeexplore.ieee.org
The sum rate performance of cognitive multi-user massive multiple-input multiple-output
(MIMO) relay networks is investigated. Specifically, a secondary relay network is underlaid in …

Dual-polarized massive MIMO systems under multi-cell pilot contamination

W Xu, X Wu, X Dong, H Zhang, X You - IEEE Access, 2016 - ieeexplore.ieee.org
This paper considers a multi-cell network with base stations (BSs) equipped with large dual-
polarized antenna arrays. We derive closed-form expressions of network performance in …

Performance analysis of relay‐multiplexing scheme in cellular systems employing massive multiple‐input multiple‐output antennas

A Akhlaq, AI Sulyman, H Hassanein… - Iet …, 2014 - Wiley Online Library
This study presents the symbol error probability (SEP) analysis of relay‐multiplexing scheme
in relay‐assisted cellular systems such as the IEEE 802.16 j and upcoming fifth generation …

Analysis of quantized MRC-MRT precoder for FDD massive MIMO two-way AF relaying

B Dutta, R Budhiraja, RD Koilpillai… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
The maturing massive multiple-input multiple-output (MIMO) literature has provided
asymptotic limits for the rate and energy efficiency (EE) of maximal ratio combining/maximal …

Performance analysis of massive MIMO relay systems with variable-resolution ADCs/DACs over spatially correlated channels

Y Xiong, S Sun, N Wei, L Liu… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The use of low-resolution analog-to-digital converters (ADCs) and digital-to-analog
converters (DACs) is recognized as a practical technique to reduce power consumption and …

NOMA-aided multi-way massive MIMO relaying

S Silva, GAA Baduge, M Ardakani… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
For a multi-way relay network (MWRN) with K users, K time slots are needed for full data
exchange. Thus, the overall spectral efficiency, due to the 1/K pre-log factor, declines as …