UL-CSI data driven deep learning for predicting DL-CSI in cellular FDD systems

J Wang, Y Ding, S Bian, Y Peng, M Liu, G Gui - IEEE Access, 2019 - ieeexplore.ieee.org
Frequency division duplex (FDD) systems dominate current cellular networks due to its
advantages of low latency and strong anti-interference ability. However, the computation …

Channel feedback based on AoD-adaptive subspace codebook in FDD massive MIMO systems

W Shen, L Dai, B Shim, Z Wang… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Channel feedback is essential in frequency division duplexing (FDD) massive multiple-input
multiple-output (MIMO) systems. Unfortunately, prior work on multiuser MIMO has shown that …

Design and analysis of quantized feedback based user-antenna joint scheduling scheme for ongoing 5G and beyond multi-user massive MIMO FDD communication …

D Sabat, P Pattanayak, A Kumar, G Prasad… - … -International Journal of …, 2024 - Elsevier
For the efficient user scheduling (US) and interference mitigation, channel state information
(CSI) is mandatory at the base station (BS), particularly for the frequency division duplexing …

Channel feedback codebook design for millimeter-wave massive MIMO systems relying on lens antenna array

W Shen, L Dai, Y Li, Z Wang… - IEEE Wireless …, 2018 - ieeexplore.ieee.org
The recently proposed millimeter-wave (mmWave) massive multiple-input multiple-output
(MIMO) system relying on a lens antenna array (LAA) significantly reduces the number of …

Beam-aware dormant and scheduling mechanism for 5g millimeter wave cellular systems

CW Weng, KH Lin, BPS Sahoo… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
In this paper, an analytical model for millimeter wave (mmWave) cellular systems that
characterizes user equipment (UE) power-saving constraint is studied. On the basis of the …

Pilot decontamination for massive MIMO network with UAVs

R Lu, Q Wu, R Zhang - IEEE Wireless Communications Letters, 2020 - ieeexplore.ieee.org
This letter studies the pilot contamination (PC) problem for massive multiple-input multiple-
output (MIMO) networks with coexisting terrestrial users and unmanned aerial vehicles …

AoD Based Joint User-Antenna Scheduling Schemes with Limited Feedback for Multi-User Massive MIMO FDD Systems

D Sabat, P Pattanayak, A Kumar, G Prasad… - Wireless Personal …, 2024 - Springer
This article deals with the problem of channel state information (CSI) acquisition by feedback
for downlink user scheduling (US), which is one of the major bottlenecks in multi-user …

Joint spatial division and diversity for massive MIMO systems

KW Huang, HM Wang, J Hou… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
We propose a downlink beamforming scheme that combines spatial division and orthogonal
space-time block coding (OSTBC) in multi-user massive multiple-input and multiple-output …

Analysis of Reduced Quantized Feedback-Based User-Antenna Scheduling Scheme for Multi-user Massive MIMO FDD Systems

D Sabat, P Pattanayak, A Kumar, J Mohanty… - Arabian Journal for …, 2024 - Springer
This article proposes an opportunistic quantized feedback-based user and antenna
scheduling (OQFUAS) scheme for multi-user massive multiple-input and multiple-output …

Codebook-Aided DOA estimation algorithms for massive MIMO system

S Li, H Wu, L Jin - Electronics, 2018 - mdpi.com
The conventional direction of arrival (DOA) estimation algorithm is not effective with the
tremendous complexity due to the large-scale array antennas in a massive multiple-input …