2 citations · 11 across the 17 of their papers we have counts for
17 papers
Hybrid-Field Channel Estimation for XL-MIMO Systems with Stochastic Gradient Pursuit Algorithm
Hao Lei, Jiayi Zhang, Zhe Wang +2
Extremely large-scale multiple-input multiple-output (XL-MIMO) is crucial for satisfying the high data rate requirements of the sixth-generation (6G) wireless networks. In this con…
Channel Estimation for XL-MIMO Systems with Polar-Domain Multi-Scale Residual Dense Network
Hao Lei, Jiayi Zhang, Huahua Xiao +3
Extremely large-scale multiple-input multiple-output (XL-MIMO) is a promising technique to enable versatile applications for future wireless communications.To realize the huge pote…
Rate-Splitting for CF Massive MIMO Systems With Channel Aging
Jiakang Zheng, Jiayi Zhang, Hongyang Du +3
The cell-free (CF) massive multiple-input multiple-output (MIMO) system is considered a cutting-edge technology in next-generation mobile communication due to its ability to provid…
Flexible-Position MIMO for Wireless Communications: Fundamentals, Challenges, and Future Directions
Jiakang Zheng, Jiayi Zhang, Hongyang Du +4
The flexible-position multiple-input multiple-output (FLP-MIMO), such as fluid antennas and movable antennas, is a promising technology for future wireless communications. This is…
A Tutorial on Extremely Large-Scale MIMO for 6G: Fundamentals, Signal Processing, and Applications
Zhe Wang, Jiayi Zhang, Hongyang Du +6
Extremely large-scale multiple-input-multiple-output (XL-MIMO), which offers vast spatial degrees of freedom, has emerged as a potentially pivotal enabling technology for the sixth…
Cell-Free XL-MIMO Meets Multi-Agent Reinforcement Learning: Architectures, Challenges, and Future Directions
Zhilong Liu, Jiayi Zhang, Ziheng Liu +5
Cell-free massive multiple-input multiple-output (mMIMO) and extremely large-scale MIMO (XL-MIMO) are regarded as promising innovations for the forthcoming generation of wireless c…
Uplink Performance of RIS-aided Cell-Free Massive MIMO System with Electromagnetic Interference
Enyu Shi, Jiayi Zhang, Derrick Wing Kwan Ng +1
Cell-free (CF) massive multiple-input multiple-output (MIMO) and reconfigurable intelligent surface (RIS) are two promising technologies for realizing future beyond-fifth generatio…
Resource Allocation in Cell-Free MU-MIMO Multicarrier System with Finite and Infinite Blocklength
Jiafei Fu, Pengcheng Zhu, Bo Ai +2
The explosive growth of data results in more scarce spectrum resources. It is important to optimize the system performance under limited resources. In this paper, we investigate ho…
Jac-PCG Based Low-Complexity Precoding for Extremely Large-Scale MIMO Systems
Bokai Xu, Jiayi Zhang, Jiaxun Li +2
Extremely large-scale multiple-input-multipleoutput (XL-MIMO) has been reviewed as a promising technology for future sixth-generation (6G) networks to achieve higher performance. I…
Uplink Performance of Cell-Free Extremely Large-Scale MIMO Systems
Hao Lei, Zhe Wang, Huahua Xiao +2
In this paper, we investigate the uplink performance of cell-free (CF) extremely large-scale multiple-input-multipleoutput (XL-MIMO) systems, which is a promising technique for fut…
Low-Complexity Precoding for Extremely Large-Scale MIMO Over Non-Stationary Channels
Bokai Xu, Zhe Wang, Huahua Xiao +3
Extremely large-scale multiple-input-multiple-output (XL-MIMO) is a promising technology for the future sixth-generation (6G) networks to achieve higher performance. In practice, v…
Mobile Cell-Free Massive MIMO: Challenges, Solutions, and Future Directions
Jiakang Zheng, Jiayi Zhang, Hongyang Du +4
Cell-free (CF) massive multiple-input multiple-output (MIMO) systems, which exploit many geographically distributed access points to coherently serve user equipments via spatial mu…
Uplink Precoding Design for Cell-Free Massive MIMO with Iteratively Weighted MMSE
Zhe Wang, Jiayi Zhang, Hien Quoc Ngo +2
In this paper, we investigate a cell-free massive multiple-input multiple-output system with both access points and user equipments equipped with multiple antennas over the Weichse…
Uplink Performance of RIS-aided Cell-Free Massive MIMO System Over Spatially Correlated Channels
Enyu Shi, Jiayi Zhang, Zhe Wang +2
We consider a practical spatially correlated reconfigurable intelligent surface (RIS)-aided cell-free (CF) massive multiple-input-multiple-output (mMIMO) system with multi-antenna…
Extremely Large-Scale MIMO: Fundamentals, Challenges, Solutions, and Future Directions
Zhe Wang, Jiayi Zhang, Hongyang Du +4
Extremely large-scale multiple-input-multiple-output (XL-MIMO) is a promising technology to empower the next-generation communications. However, XL-MIMO, which is still in its earl…
Cell-Free Massive MIMO with Multi-Antenna Users over Weichselberger Rician Channels
Xin Li, Jiayi Zhang, Zhe Wang +2
We consider a cell-free massive multiple-input multiple-output (MIMO) system with multi-antenna access points and user equipments (UEs) over Weichselberger Rician fading channels w…
Iteratively Weighted MMSE Uplink Precoding for Cell-Free Massive MIMO
Zhe Wang, Jiayi Zhang, Hien Quoc Ngo +2
In this paper, we investigate a cell-free massive MIMO system with both access points and user equipments equipped with multiple antennas over the Weichselberger Rayleigh fading ch…