3 papers
C-RE-ACT: Causal RE-ACTing Agent for O-RAN Forensic Triage
Pau Baguer, J. Xavier Salvat Lozano, Gines Garcia-Aviles +1
The shift to O-RAN architectures marks a turning point in cellular security, where increased openness and modularity directly translate into a broader attack surface. Among the sec…
Kairos: Energy-Efficient Radio Unit Control for O-RAN via Advanced Sleep Modes
J. Xavier Salvat Lozano, Jose A. Ayala-Romero, Andres Garcia-Saavedra +1
The high energy footprint of 5G base stations, particularly the radio units (RUs), poses a significant environmental and economic challenge. We introduce Kairos, a novel approach t…
MemorAI: Energy-Efficient Last-Level Cache Memory Optimization for Virtualized RANs
Ethan Sanchez Hidalgo, J. Xavier Salvat Lozano, Jose A. Ayala-Romero +3
The virtualization of Radio Access Networks (vRAN) is well on its way to become a reality, driven by its advantages such as flexibility and cost-effectiveness. However, virtualizat…