Performance analysis of cell-free massive MIMO systems with asynchronous reception

J Zheng, Z Zhao, J Zhang, J Cheng… - 2022 IEEE Globecom …, 2022 - ieeexplore.ieee.org
Cell-free (CF) massive multiple-input multiple-output (MIMO) is considered as a promising
technology for achieving the ultimate performance limit. However, due to its distributed …

Residual CFO effect on uplink sum-rate of cell free massive MIMO systems

Z Mokhtari, R Dinis - 2021 IEEE 94th Vehicular Technology …, 2021 - ieeexplore.ieee.org
Cell-free (CF) massive multiple input multiple output (MaMIMO) has been suggested to
reach future wireless networks demands. Analyzing the effect of hardware impairments on …

Cell-free massive MIMO with low-complexity hybrid beamforming

A Khalili, A Ashikhmin, H Yang - ICC 2022-IEEE International …, 2022 - ieeexplore.ieee.org
Cell-Free Massive Multiple-input Multiple-output (mMIMO) consists of many access points
(APs) in a coverage area that jointly serve the users. These systems can significantly reduce …

Power optimization in cell-free massive MIMO with short-term power constraints

Y Zhang, H Cao, C Qi, P Zhong… - 2018 IEEE 4th …, 2018 - ieeexplore.ieee.org
This paper considers a downlink Cell-Free Massive multiple-input multiple-output (MIMO)
system, where a large number of access points (APs) simultaneously serving a small …

Enhanced CSI acquisition for FDD multi-user massive MIMO systems

F Zhang, S Sun, Q Gao, W Tang - IEEE Access, 2018 - ieeexplore.ieee.org
Massive multiple-input multiple-output (MIMO) is envisioned to meet the growing spectral
efficiency (SE) requirement in next generation cellular systems. However, it has been …

Randomized low-rank approximation based massive mimo csi compression

Z Wei, H Li, H Liu, B Li, C Zhao - IEEE Communications Letters, 2021 - ieeexplore.ieee.org
Massive multiple-input multiple-output (MIMO) is regarded as one enabling technique to
improve channel capacity and energy/spectrum efficiency of 5G communications. To attain …

[HTML][HTML] Channel estimation for FDD massive MIMO system by exploiting the sparse structures in angular domain

Y Wang, X Xia, K Xu, W Xie, M Wang - EURASIP Journal on Wireless …, 2019 - Springer
Massive multiple-input multiple-output (MIMO) is a powerful supporting technology to meet
the energy/spectral efficiency and reliability requirement of Internet of Things (IoT) network …

How to achieve massive MIMO gains in FDD systems?

MB Khalilsarai, S Haghighatshoar… - 2018 IEEE 19th …, 2018 - ieeexplore.ieee.org
Massive MIMO is a powerful multiuser/multiantenna technology that exploits a very large
number of antennas at the base station side and the knowledge of the channel matrix …

Distributed joint receiver design for uplink cell-free massive MIMO

I Atzeni, B Gouda, A Tölli - 2020 IEEE International Conference …, 2020 - ieeexplore.ieee.org
The majority of works on cell-free massive multiple-input multiple-output (MIMO) adopt
uncoordinated transmit/receive strategies at the base stations (BSs) to avoid extensive …

Pilot power control for cell-free massive MIMO

TC Mai, HQ Ngo, M Egan… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
In this correspondence paper, we consider a cell-free massive Multiple-Input Multiple-Output
(MIMO) system where access points (APs) serve a much smaller number of users under the …