7 papers
Indirect and Direct Multiuser Hybrid Beamforming for Far-Field and Near-Field Communications: A Deep Learning Approach
Xinyang Li, Songjie Yang, Boyu Ning +3
Hybrid beamforming for extremely large-scale multiple-input multiple-output (XL-MIMO) systems is challenging in the near field because the channel depends jointly on angle and dist…
Flexible WMMSE Beamforming for MU-MIMO Movable Antenna Communications
Songjie Yang, Zihang Wan, Yue Xiu +4
Movable antennas offer new potential for wireless communication by introducing degrees of freedom in antenna positioning, which has recently been explored for improving sum rates.…
Modeling and Optimization for Flexible Cylindrical Arrays-Enabled Wireless Communications
Songjie Yang, Jiahe Guo, Zilin He +5
Flexible-geometry arrays have garnered much attention in wireless communications, which dynamically adjust wireless channels to improve the system performance. In this paper, we pr…
Flexible Intelligent Metasurface-Aided Wireless Communications: Architecture and Performance
Songjie Yang, Zihang Wan, Boyu Ning +4
Typical reconfigurable intelligent surface (RIS) implementations include metasurfaces with almost passive unit elements capable of reflecting their incident waves in controllable w…
Flexible Cylindrical Arrays with Movable Antennas for MISO System: Beamforming and Position Optimization
Jiahe Guo, Songjie Yang, Xiangyu Dong +4
As wireless communication advances toward the 6G era, the demand for ultra-reliable, high-speed, and ubiquitous connectivity is driving the exploration of new degrees-of-freedom (D…
Movable Antenna-Assisted Integrated Sensing and Communication Systems
Chengjun Jiang, Chensi Zhang, Chongwen Huang +3
Movable antennas (MAs) enhance flexibility in beamforming gain and interference suppression by adjusting position within certain areas of the transceivers. In this paper, we propos…