434 citations · 1.1k across the 45 of their papers we have counts for
46 papers
Training Beam Design for Channel Estimation in Hybrid mmWave MIMO Systems
Xiaochun Ge, Wenqian Shen, Chengwen Xing +2
Training beam design for channel estimation with infinite-resolution and low-resolution phase shifters (PSs) in hybrid analog-digital milimeter wave (mmWave) massive multiple-input…
Dual-Functional MIMO Beamforming Optimization for RIS-Aided Integrated Sensing and Communication
Xin Zhao, Heng Liu, Shiqi Gong +3
Aiming at providing wireless communication systems with environment-perceptive capacity, emerging integrated sensing and communication (ISAC) technologies face multiple difficultie…
Beamforming Design with Partial Channel Estimation and Feedback for FDD RIS-Assisted Systems
Xiaochun Ge, Shanping Yu, Wenqian Shen +2
Beamforming design with partial channel estimation and feedback for frequency-division duplexing (FDD) reconfigurable intelligent surface (RIS) assisted systems is considered in th…
A Unified Joint Optimization of Training Sequences and Transceivers Based on Matrix-Monotonic Optimization
Chengwen Xing, Tao Yu, Jinpeng Song +3
Channel estimation and data transmission constitute the most fundamental functional modules of multiple-input multiple-output (MIMO) communication systems. The underlying key tasks…
LEO Satellite-Enabled Grant-Free Random Access with MIMO-OTFS
Boxiao Shen, Yongpeng Wu, Wenjun Zhang +3
This paper investigates joint channel estimation and device activity detection in the LEO satellite-enabled grant-free random access systems with large differential delay and Doppl…
Massive Unsourced Random Access: Exploiting Angular Domain Sparsity
Xinyu Xie, Yongpeng Wu, Jianping An +5
This paper investigates the unsourced random access (URA) scheme to accommodate numerous machine-type users communicating to a base station equipped with multiple antennas. Existin…