[HTML][HTML] Robust Bayesian learning approach for massive MIMO channel estimation

J Dai, L Zhou, C Chang, W Xu - Signal Processing, 2020 - Elsevier
sparsity prior, our method can bring a considerable computational complexity reduction and
achieve better accuracy for the massive MIMO … first present the massive MIMO channel model…

Joint channel estimation and user grouping for massive MIMO systems

J Dai, A Liu, VKN Lau - IEEE Transactions on Signal …, 2018 - ieeexplore.ieee.org
… model having two sparsity components: commonly shared sparsity and individual … sparsity
model to better capture the group sparse structure in practical multi-user massive MIMO

Block-sparsity-based multiuser detection for uplink grant-free NOMA

Y Du, C Cheng, B Dong, Z Chen… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
… In [20], the authors utilized the temporal correlations between user transmissions to propose
a dynamic compressive sensing based (DCS-based) algorithm for the burst-sparsity model. …

Robust DOA estimation for burst impulsive noise

M Guo, Y Sun, J Dai, C Chang - Digital Signal Processing, 2021 - Elsevier
… This paper describes a robust sparse Bayesian learning approach for DOA estimation in the
… dimensional burst prior. Note that a simple burst prior has been proposed for massive MIMO

Massive MIMO-OFDM channel estimation via structured turbo compressed sensing

L Chen, X Yuan - 2018 IEEE International Conference on …, 2018 - ieeexplore.ieee.org
… is to utilize the sparse structure of the massive MIMO-OFDM … In [6], a burst LASSO algorithm
is developed by considering … Dai, “Exploiting burst-sparsity in massive MIMO with partial …

Uplink channel estimation for massive MIMO systems with impulsive noise

L Zhou, J Dai, W Xu, C Chang - IEEE Communications Letters, 2020 - ieeexplore.ieee.org
MU is separable and contains the same outliers. Then, we combine the channel sparsity with
the sparse … Liu, and HC So, “Non-uniform burst-sparsity learning for massive MIMO channel …

Hybrid evolutionary-based sparse channel estimation for IRS-assisted mmWave MIMO systems

Z Chen, J Tang, XY Zhang, DKC So… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
… In particular, a burst LASSO algorithm was developed for robust channel estimation in massive
MIMO … the burst-sparse structure of the channel [23]. They also developed a P-CSPI aided …

Grant-free communications with adaptive period for IIoT: Sparsity and correlation-based joint channel estimation and signal detection

Y Wang, X Zhu, EG Lim, Z Wei… - IEEE Internet of Things …, 2021 - ieeexplore.ieee.org
… in adjacent time slots, there are two sparsity models, ie, burstsparsity structure and frame-wise
joint sparsity structure [22]. The burst-sparsity structure is in line with the scenario where …

Double sparsity-based joint active user detection and channel estimation for mMTC-enabled massive MIMO

Y Wang, Z Qiu, S Zhang, H Tian… - ICC 2022-IEEE …, 2022 - ieeexplore.ieee.org
… of angular domain channel in massive MIMO is additionally … by sparse Bayesian learning
with the double-sparsity feature in … -uniform burst-sparsity learning for massive MIMO channel …

Massive MIMO technologies and challenges towards 5G

H Papadopoulos, C Wang, O Bursalioglu… - IEICE Transactions …, 2016 - search.ieice.org
explosion in data-traffic demand and services. Compared to 4G MIMO technologies, massive
MIMO can offer large … TDD and FDD operation modes for massive MIMO, and discuss their …