3 papers
eess.SP2025
Investigation of Superdirectivity in Planar Holographic Arrays
Hang Lin, Liuxun Xue, Shu Sun +3
This paper studies the superdirectivity characteristics of uniform rectangular arrays (URAs) for holographic multiple-input multiple-output systems. By establishing a mathematical…
eess.SY2025
Spatial Correlation and Degrees of Freedom in Arched HMIMO Arrays: A Closed-Form Analysis
Liuxun Xue, Shu Sun, Hangsong Yan
This paper presents a closed-form analysis of spatial correlation and degrees of freedom (DoF) for arched holographic multiple-input multiple-output (HMIMO) arrays, which can be vi…
eess.SP2025
Millimeter-Wave Energy-Efficient Hybrid Beamforming Architecture and Algorithm
Hongpu Zhang, Yulu Guo, Liuxun Xue +5
This paper studies energy-efficient hybrid beamforming architectures and its algorithm design in millimeter-wave communication systems, aiming to address the challenges faced by ex…