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CloudRIC: Open Radio Access Network (O-RAN) Virtualization with Shared Heterogeneous Computing
- Leonardo Lo Schiavo,
- Gines Garcia-Aviles,
- Andres Garcia-Saavedra,
- Marco Gramaglia,
- Marco Fiore,
- Albert Banchs,
- Xavier Costa-Perez
ACM MobiCom '24: Proceedings of the 30th Annual International Conference on Mobile Computing and NetworkingPages 558–572https://doi.org/10.1145/3636534.3649381Open and virtualized Radio Access Networks (vRANs) are breeding a new market with unprecedented opportunities. However, carrier-grade vRANs today are expensive and energy-hungry, as they rely on hardware accelerators (HAs) that are dedicated to ...
- research-articleOctober 2023
Enabling Resilience in Virtualized RANs with Atlas
ACM MobiCom '23: Proceedings of the 29th Annual International Conference on Mobile Computing and NetworkingArticle No.: 62, Pages 1–15https://doi.org/10.1145/3570361.3613276Virtualized radio access networks (vRANs), which allow running RAN processing on commodity servers instead of proprietary hardware, are gaining adoption in cellular networks. Two properties of the vRAN's "Distributed Unit (DU)" that implements the ...
- research-articleJuly 2023
Taking 5G RAN Analytics and Control to a New Level
ACM MobiCom '23: Proceedings of the 29th Annual International Conference on Mobile Computing and NetworkingArticle No.: 1, Pages 1–16https://doi.org/10.1145/3570361.3592493Open RAN, a modular and disaggregated design paradigm for 5G radio access networks (RAN), promises programmability through the RAN Intelligent Controller (RIC). However, due to latency and safety challenges, the telemetry and control provided by the ...
- research-articleOctober 2021
Nuberu: reliable RAN virtualization in shared platforms
- Gines Garcia-Aviles,
- Andres Garcia-Saavedra,
- Marco Gramaglia,
- Xavier Costa-Perez,
- Pablo Serrano,
- Albert Banchs
MobiCom '21: Proceedings of the 27th Annual International Conference on Mobile Computing and NetworkingPages 749–761https://doi.org/10.1145/3447993.3483266RAN virtualization will become a key technology for the last mile of next-generation mobile networks driven by initiatives such as the O-RAN alliance. However, due to the computing fluctuations inherent to wireless dynamics and resource contention in ...
- research-articleAugust 2021
Concordia: teaching the 5G vRAN to share compute
SIGCOMM '21: Proceedings of the 2021 ACM SIGCOMM 2021 ConferencePages 580–596https://doi.org/10.1145/3452296.3472894Virtualized Radio Access Network (vRAN) offers a cost-efficient solution for running the 5G RAN as a virtualized network function (VNF) on commodity hardware. The vRAN is more efficient than traditional RANs, as it multiplexes several base station ...
- research-articleAugust 2021
Hyperbolic K-means for traffic-aware clustering in cloud and virtualized RANs
Computer Communications (COMS), Volume 176, Issue CPages 258–271https://doi.org/10.1016/j.comcom.2021.06.021AbstractAs the internet and connected objects gain more and more in popularity, serving the ever-increasing data traffic becomes a challenge for the mobile operators. The traditional cellular radio access network (RAN), where each base station ...
