37 papers
Movable Antennas for Robust Wireless Sensing via Joint Cramér-Rao Bound and Sidelobe Minimization
Wenyan Ma, Lipeng Zhu, Weitong Zhai +1
This paper presents a novel design approach for movable antenna (MA)-enabled wireless sensing systems by jointly minimizing the Cramér-Rao bound (CRB) and the maximum sidelobe lev…
Tri-Domain Multiuser MIMO Precoding Optimization and Channel Estimation with Spatial-EM Reconfigurable Antenna
Yining Li, Ziwei Wan, Zhen Gao +3
In this paper, we propose a tri-domain reconfigurable multiuser multiple-input multiple-output (MIMO) communication system that integrates the electromagnetic (EM) reconfigurable a…
Slow Movable Antenna System Design Based on Cell-Specific Long-Term Angular Power Spectrum
Ge Yan, Lipeng Zhu, Wenyan Ma +1
Movable antenna (MA) has recently emerged as a promising paradigm for enhancing wireless communication performance by exploiting spatial degrees of freedom through flexible antenna…
Directivity Enhancement of Movable Antenna Arrays with Mutual Coupling
Wei Xu, Lipeng Zhu, Wenyan Ma +2
In conventional antenna arrays, mutual coupling between antenna elements is often regarded as detrimental. However, under specific conditions, it can be harnessed to enhance the fa…
3-D Trajectory Optimization for Robust Direction Sensing in Movable Antenna Systems
Wenyan Ma, Lipeng Zhu, Xiaodan Shao +1
This paper presents a novel wireless sensing system where a movable antenna (MA) continuously moves and receives sensing signals within a three-dimensional (3-D) region to enhance…
Channel Gain Map Reconstruction Based on Virtual Scatterer Model
He Sun, Lipeng Zhu, Jie Xu +1
This paper proposes an efficient method for modeling and reconstructing the channel gain map (CGM) based on virtual scatterers. Specifically, we develop a virtual scatterer model t…