13 citations · 13 across the 14 of their papers we have counts for
10 papers · 1 filter
A Foundation Model for Cross-Band CSI Reconstruction
Hongpu Zhang, Shu Sun, Ruifeng Gao +2
Acquiring dense high-frequency channel state information (CSI) is costly in multi-band low-altitude wireless systems because pilot resources are limited and channel dimensions chan…
Invertible Diffusion for Low-Memory Channel Gain Map Construction in Wireless Communication Networks
Ruifeng Gao, Sen Li, Jue Wang +2
Channel gain maps (CGMs) enable propagation-aware services in edge-intelligent wireless communication networks, while diffusion-based CGM construction is memory intensive for on-de…
A Unified Codebook Design for Curvature-Reconfigurable Apertures: Seamless Near to Far Field Coverage
Zhoujie You, Shu Sun, Ruifeng Gao +2
Beam training for extremely large-scale arrays with curvature-reconfigurable apertures (CuRAs) faces the critical challenge of severe, geometry-dependent angle-range coupling. Whil…
Diffuse scattering measurements and mechanism analysis at 8, 12, and 28 GHz for typical building surfaces
Tongjia Zhang, Shu Sun, Meixia Tao +2
This study investigates the fundamental diffuse scattering mechanisms from three typical building wall surfaces, conducting measurements and model parameterization at 28 GHz and tw…
Maritime Communication in Evaporation Duct Environment with Ship Trajectory Optimization
Ruifeng Gao, Hao Zhang, Jue Wang +5
In maritime wireless networks, the evaporation duct effect has been known as a preferable condition for long-range transmissions. However, how to effectively utilize the duct effec…
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…
Directional Measurements and Analysis for FR3 Low-Altitude Channels in a Campus Environment
Yulu Guo, Tongjia Zhang, Xiangwen Gu +3
In this paper, we present detailed low-altitude channel measurements at the FR3 band in an outdoor campus environment. Using a time-domain channel sounder system, we conduct two ty…
Modeling and Analysis of Land-to-Ship Maritime Wireless Channels at 5.8 GHz
Shu Sun, Yulu Guo, Meixia Tao +6
Maritime channel modeling is crucial for designing robust nearshore communication systems, yet reliable models that account for the dynamic marine environment with varying sea wave…
Measurement and Analysis of Scattering From Building Surfaces at Millimeter-Wave Frequency
Yulu Guo, Tongjia Zhang, Shu Sun +2
In future air-to-ground integrated networks, the scattering effects from ground-based scatterers, such as buildings, cannot be neglected in millimeter-wave and higher frequency ban…
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…