14 citations · 30 across the 6 of their papers we have counts for
6 papers · 1 filter
Joint Power Control and Precoding for Cell-Free Massive MIMO Systems With Sparse Multi-Dimensional Graph Neural Networks
Yukun Ma, Jiayi Zhang, Ziheng Liu +2
Cell-free massive multiple-input multiple-output (CF mMIMO) has emerged as a prominent candidate for future networks due to its ability to significantly enhance spectral efficiency…
Cluster-Based Time-Variant Channel Characterization and Modeling for 5G-Railways
Xuejian Zhang, Ruisi He, Bo Ai +6
With the development of high-speed railways, 5G for Railways (5G-R) is gradually replacing Global System for the Mobile Communications for Railway (GSM-R) worldwide to meet increas…
Refracting Reconfigurable Intelligent Surface Assisted URLLC for Millimeter Wave High-Speed Train Communication Coverage Enhancement
Changzhu Liu, Ruisi He, Yong Niu +3
High-speed train (HST) has garnered significant attention from both academia and industry due to the rapid development of railways worldwide. Millimeter wave (mmWave) communication…
Throughput Maximization for Intelligent Refracting Surface Assisted mmWave High-Speed Train Communications
Jing Li, Yong Niu, Hao Wu +4
With the increasing demands from passengers for data-intensive services, millimeter-wave (mmWave) communication is considered as an effective technique to release the transmission…
Joint Distributed Precoding and Beamforming for RIS-aided Cell-Free Massive MIMO Systems
Peng Zhang, Jiayi Zhang, Huahua Xiao +3
The amalgamation of cell-free networks and reconfigurable intelligent surface (RIS) has become a prospective technique for future sixth-generation wireless communication systems. I…
Sum Rate Maximization under AoI Constraints for RIS-Assisted mmWave Communications
Ziqi Guo, Yong Niu, Shiwen Mao +4
The concept of age of information (AoI) has been proposed to quantify information freshness, which is crucial for time-sensitive applications. However, in millimeter wave (mmWave)…