Enhanced Polar-Domain Channel Estimation for Near-Field XL-MIMO in Low-SNR Scenarios

Han WangTianyu YanNanrun ZhouXingwang LiFangqing WenDu, GeorgeGeorgeDu2026-02-032026-02-032025-12https://dspace.usj.edu.mo/handle/123456789/698210.1109/TVT.2025.3589352Enhanced Polar-Domain Channel Estimation for Near-Field XL-MIMO in Low-SNR Scenariosjournal-article