2 papers
econ.EM2026
Channel Estimation with Hierarchical Sparse Bayesian Learning for ODDM Systems
Jiasong Han, Xuehan Wang, Jingbo Tan +4
Orthogonal delay-Doppler division multiplexing (ODDM) is a promising modulation technique for reliable communications in high-mobility scenarios. However, the existing channel esti…
eess.SP2025
Sphere Precoding for Robust Near-Field Communications
Hao Luo, Yu Zhang, Ahmed Alkhateeb
Near-field communication with large antenna arrays promises significant beamforming and multiplexing gains. These communication links, however, are very sensitive to user mobility…