20 citations · 30 across the 6 of their papers we have counts for
6 papers
Channel Estimation for BIOS-Assisted Multi-User MIMO Systems: A Heterogeneous Two-timescale Strategy
Qiucen Wu, Tian Lin, Yu Zhu
Bilayer intelligent omni-surface (BIOS) has recently attracted increasing attention due to its capability of independent beamforming on both reflection and refraction sides. Howeve…
Channel Estimation for IRS-Assisted Millimeter-Wave MIMO Systems: Sparsity-Inspired Approaches
Tian Lin, Xianghao Yu, Yu Zhu +1
Due to their ability to create favorable line-of-sight (LoS) propagation environments, intelligent reflecting surfaces (IRSs) are regarded as promising enablers for future millimet…
Hybrid Beamforming Optimization for DOA Estimation Based on the CRB Analysis
Tian Lin, Xuemeng Zhou, Yu Zhu +1
Direction-of-arrival (DOA) estimation is one of the most demanding tasks for the millimeter wave (mmWave) communication of massive multiple-input multiple-output (MIMO) systems wit…
Joint Active and Passive Beamforming for Intelligent Reflecting Surface Aided Multiuser MIMO Communications
Xingyu Zhao, Tian Lin, Yu Zhu
This letter investigates the joint active and passive beamforming optimization for intelligent reflecting surface (IRS) aided multiuser multiple-input multiple-output systems with…
Partially-Connected Hybrid Beamforming for Spectral Efficiency Maximization via a Weighted MMSE Equivalence
Xingyu Zhao, Tian Lin, Yu Zhu +1
Hybrid beamforming (HBF) is an attractive technology for practical massive multiple-input and multiple-output (MIMO) millimeter wave (mmWave) systems. Compared with the fully-conne…
Channel Estimation for Intelligent Reflecting Surface-Assisted Millimeter Wave MIMO Systems
Tian Lin, Xianghao Yu, Yu Zhu +1
Intelligent reflecting surfaces (IRSs) are regarded as promising enablers for future millimeter wave (mmWave) wireless communication, due to their ability to create favorable line-…