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eess.SP2026
Uplink Multi-User MIMO Implementation in OpenAirInterface
Utku Uçak, Fariba Armandoust, Matthias Mehlhose +4
Cell-Free Multiple-Input Multiple-Output (MIMO) and Open Radio Access Network (O-RAN) have been active research topics in the wireless communication community in recent years. As a…
eess.SP2025
Digital Post-Distortion Architectures for Nonlinear Power Amplifiers: Volterra and Kernel Methods
Daniel Schäufele, Jochen Fink, Renato L. G. Cavalcante +1
In modern 5G user equipments (UEs), the power amplifier (PA) contributes significantly to power consumption during uplink transmissions, especially in cell-edge scenarios. While re…