654 citations · 782 across the 19 of their papers we have counts for
6 papers · 2 filters
Low-Complexity Channel Estimation for Extremely Large-Scale MIMO in Near Field
Chun Huang, Jindan Xu, Wei Xu +3
The extremely large-scale massive multiple-input multiple-output (XL-MIMO) has the potential to achieve boosted spectral efficiency and refined spatial resolution for future wirele…
On Secrecy Performance of RIS-Assisted MISO Systems over Rician Channels with Spatially Random Eavesdroppers
Wei Shi, Jindan Xu, Wei Xu +3
Reconfigurable intelligent surface (RIS) technology is emerging as a promising technique for performance enhancement for next-generation wireless networks. This paper investigates…
Dual-Propagation-Feature Fusion Enhanced Neural CSI Compression for Massive MIMO
Shaoqing Zhang, Wei Xu, Shi Jin +3
Due to the ability of feature extraction, deep learning (DL)-based methods have been recently applied to channel state information (CSI) compression feedback in massive multiple-in…
GoMORE: Global Model Reuse for Resource-Constrained Wireless Federated Learning
Jiacheng Yao, Zhaohui Yang, Wei Xu +2
Due to the dynamics of wireless environment and limited bandwidth, wireless federated learning (FL) is challenged by frequent transmission errors and incomplete aggregation from de…
Self-information Domain-based Neural CSI Compression with Feature Coupling
Ziqing Yin, Renjie Xie, Wei Xu +2
Deep learning (DL)-based channel state information (CSI) feedback methods compressed the CSI matrix by exploiting its delay and angle features straightforwardly, while the measure…
Secure Communication for Spatially Correlated RIS-Aided Multiuser Massive MIMO Systems: Analysis and Optimization
Dan Yang, Jindan Xu, Wei Xu +2
This letter investigates the secure communication in a reconfigurable intelligent surface (RIS)-aided multiuser massive multiple-input multiple-output (MIMO) system exploiting arti…