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eess.SP2026
Physics-Informed Spatial-Temporal Transformer for Terahertz Near-Field Beam Tracking
Zhi Zeng, Chong Han, Emil Björnson
Terahertz (THz) ultra-massive multiple-input multiple-output (UM-MIMO) promises ultra-high throughput, while its highly directional beams demand rapid and accurate beam tracking dr…
eess.SP2026
Airy Beam Engineering in Near-field Communications: A Tractable Closed-Form Analysis in the Terahertz Band
Wenqi Zhao, Chong Han, Emil Björnson
Terahertz (THz) communication can offer terabit-per-second rates in future wireless systems, thanks to the ultra-wide bandwidths, but require large antenna arrays. As antenna apert…
eess.SP2025
DiffPace: Diffusion-based Plug-and-play Augmented Channel Estimation in mmWave and Terahertz Ultra-Massive MIMO Systems
Zhengdong Hu, Chong Han, Wolfgang Gerstacker +1
Millimeter-wave (mmWave) and Terahertz (THz)-band communications hold great promise in meeting the growing data-rate demands of next-generation wireless networks, offering abundant…