6 papers · 1 filter
Movable Antenna Enhanced Wireless Sensing via Steering Vector Correlation and CRB Optimization
Chengzhi Ye, Ruoyu Zhang, Shichao Wei +2
In this paper, we investigate the angle-of-arrival (AoA) estimation problem for wireless sensing systems equipped with movable antennas (MA). To achieve high estimation performance…
A Simultaneous Clustering and Tracking Algorithm for Capturing Cluster-Level Spatial Consistency in 6G Wireless Channels
Jiaxin Lin, Pan Tang, Jianhua Zhang +6
Spatial consistency is a fundamental physical property of wireless channels that reflects the smooth evolution of the channel between spatial locations. At the cluster level, it re…
Self-Calibration DOA Estimation for Movable Antenna Systems with Antenna Position Errors
Chengzhi Ye, Ruoyu Zhang, Wen Wu +1
In this letter, we investigate the direction-of-arrival (DOA) estimation problem for wireless sensing with movable antenna (MA) systems in the presence of unknown antenna position…
Blind Channel Estimation for RIS-Assisted Millimeter Wave Communication Systems
Dianhao Jia, Wenqian Shen, Jianping An +1
In the research of RIS-assisted communication systems, channel estimation is a problem of vital importance for further performance optimization. In order to reduce the pilot overhe…
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…
Deep Learning-aided Parametric Sparse Channel Estimation for Terahertz Massive MIMO Systems
Jinhong Kim, Yongjun Ahn, Seungnyun Kim +1
Terahertz (THz) communications is considered as one of key solutions to support extremely high data demand in 6G. One main difficulty of the THz communication is the severe signal…