3 papers
eess.SP2026
A Novel Near-Field Dictionary Design for Hybrid MIMO with Uniform Planar Arrays
Luca Antonelli, Antonio Alberto D Amico, Luca Sanguinetti
Near-field ultra-massive MIMO (U-MIMO) systems provide enhanced spatial resolution but present challenges for channel estimation, particularly when hybrid architectures are employe…
eess.SP2026
An Enhanced Polar-Domain Dictionary Design for Elevated BSs in Near-Field U-MIMO
Luca Antonelli, Antonio Alberto D'Amico, Luca Sanguinetti
Near-field U-MIMO communications require carefully optimized sampling grids in both angular and distance domains. However, most existing grid design methods neglect the influence o…
cs.RO2025
Expanding the Workspace of Electromagnetic Navigation Systems Using Dynamic Feedback for Single- and Multi-agent Control
Jasan Zughaibi, Denis von Arx, Maurus Derungs +5
Electromagnetic navigation systems (eMNS) enable a number of magnetically guided surgical procedures. A challenge in magnetically manipulating surgical tools is that the effective…