… This paper analyzed the effect of sparsechannels on a single-cell massiveMIMO system. In particular, we have considered a stochastic model for the sparsechannel where the virtual …
Z Gong, C Li, F Jiang - IEEE Transactions on Cognitive …, 2018 - ieeexplore.ieee.org
… Therefore, in this paper, we propose a channel estimator being able to identify the sparse paths of an arbitrary terminal blindly and filter out most noise. As a result, channel vectors of …
Q Qin, L Gui, B Gong, S Luo - IEEE Access, 2018 - ieeexplore.ieee.org
… sparsechannel estimation scheme for massiveMIMO-OFDM downlink transmission over time-varying channels… the spatial correlation of the massiveMIMOchannels. Compared with the …
H Xie, F Gao, S Jin - IEEE Access, 2016 - ieeexplore.ieee.org
… Channel sparsity together with various CS algorithms could reduce the training overhead for massiveMIMO … Nevertheless, the hypothetically exact sparsechannel models may be too …
… time-varying channel scenarios are considered. First, we formulate the dynamic massive MIMOchannel as one sparse signal model. Then, an expectation maximization-based sparse …
Y Ding, BD Rao - IEEE Transactions on Wireless …, 2018 - ieeexplore.ieee.org
… the DL channel estimation, we also utilize the sparse properties of the channel for the UL channel … 1) We formulate the UL channel estimation explicitly into a sparse recovery problem. …
C Qi, Y Huang, S Jin, L Wu - 2015 IEEE International …, 2015 - ieeexplore.ieee.org
… the sparsechannel estimation based on CS for massiveMIMO systems. We have proposed a system model for sparsechannel estimation exploring the joint channel sparsity. We have …
S Hou, Y Wang, T Zeng, S Wu - IEEE Communications Letters, 2019 - ieeexplore.ieee.org
… two-stage sparsechannel estimation scheme is proposed for SNS massiveMIMO channels. First, we provide the problem of the sparsechannel estimation in SNS channels. Then, we …
B Mansoor, SJ Nawaz, SM Gulfam - Applied Sciences, 2017 - mdpi.com
… of massive-MIMOsparse uplink channels by exploiting StOMP and GP as CS greedy algorithms. For large-scale sparse … As the CIR estimation of massive-MIMOsparse uplink channels …