Bilinear precoding for FDD massive MIMO system with imperfect covariance matrices
DB Amor, M Joham, W Utschick - WSA 2020; 24th International …, 2020 - ieeexplore.ieee.org
This work deals with a massive multiple-input-multiple-output (MIMO) system operating in
frequency division duplex (FDD) mode. We propose a linear precoding technique for the …
frequency division duplex (FDD) mode. We propose a linear precoding technique for the …
Rate-balancing in massive MIMO using statistical precoding
D Neumann, A Gründinger, M Joham… - 2015 IEEE 16th …, 2015 - ieeexplore.ieee.org
In a typical massive MIMO system, the limited coherence time of the wireless channels leads
to interference during the uplink training phase, since pilot sequences have to be reused …
to interference during the uplink training phase, since pilot sequences have to be reused …
Multi-cell mimo user rate balancing with partial CSIT
I Ghamnia, D Slock, Y Yuan-Wu - 2021 IEEE 93rd Vehicular …, 2021 - ieeexplore.ieee.org
In this paper, we consider the problem of user rate balancing in the downlink of multi-cell
multi-user (MU) Multiple-Input-Multiple-Output (MIMO) systems with partial Channel State …
multi-user (MU) Multiple-Input-Multiple-Output (MIMO) systems with partial Channel State …
A Low Complexity Rate-Splitting Bilinear Precoder for Massive MIMO
M Bjelkanovic, DB Amor, M Joham… - WSA & SCC 2023; …, 2023 - ieeexplore.ieee.org
Realistic massive multiple-input multiple-output (MIMO) systems suffer from incomplete
channel state information (CSI) and pilot contamination, due to the dimensionality bottleneck …
channel state information (CSI) and pilot contamination, due to the dimensionality bottleneck …
CDI Rate-balancing with Per-base-station Constraints
D Neumann, A Gruendinger, M Joham… - WSA 2016; 20th …, 2016 - ieeexplore.ieee.org
We previously introduced a rate-balancing precoding technique based on channel
distribution information, which significantly reduces the impact of pilot-contamination in the …
distribution information, which significantly reduces the impact of pilot-contamination in the …
Rate balancing methods for multi-user MIMO systems with perfect or partial CSIT
I Ghamnia - 2021 - theses.hal.science
With the rise in smartphone usage, the system models have rapidly evolved to meet ever-
growing needs for capacity in wireless networks. Indeed, there have been large advances in …
growing needs for capacity in wireless networks. Indeed, there have been large advances in …
[PDF][PDF] SORBONNE UNIVERSITÉ
I GHAMNIA - 2021 - eurecom.fr
With the rise in smartphone usage, the system models have rapidly evolved to meet ever-
growing needs for capacity in wireless networks. Indeed, there have been large advances in …
growing needs for capacity in wireless networks. Indeed, there have been large advances in …
Mean Square Error Transceiver Design for Additive Fading
A Gründinger, A Gründinger - … for Broadcast Channels and Applications in …, 2020 - Springer
For the additive channel model and imperfect CSI at the multi-antenna transmitter, rate
based beamformer optimizations are difficult to solve directly. The closed-form expressions …
based beamformer optimizations are difficult to solve directly. The closed-form expressions …
Precoder Design for Ergodic Rates with Multiplicative Fading
A Gründinger, A Gründinger - … for Broadcast Channels and Applications in …, 2020 - Springer
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[PDF][PDF] Pilot Contamination Reduction in Massive MIMO Systems
SL Maria - 2017 - academia.edu
Massive MIMO systems have been pointed out as one of the possible strategies to enhance
system performance and reach the high data rates modern wireless communications …
system performance and reach the high data rates modern wireless communications …