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IEICE TRANSACTIONS on Communications

Open Access
Experimental Verification of SDN/NFV in Integrated mmWave Access and Mesh Backhaul Networks

Makoto NAKAMURA, Hiroaki NISHIUCHI, Jin NAKAZATO, Konstantin KOSLOWSKI, Julian DAUBE, Ricardo SANTOS, Gia Khanh TRAN, Kei SAKAGUCHI

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Summary :

In this paper, a Proof-of-Concept (PoC) architecture is constructed, and the effectiveness of mmWave overlay heterogeneous network (HetNet) with mesh backhaul utilizing route-multiplexing and Multi-access Edge Computing (MEC) utilizing prefetching algorithm is verified by measuring the throughput and the download time of real contents. The architecture can cope with the intensive mobile data traffic since data delivery utilizes multiple backhaul routes based on the mesh topology, i.e. route-multiplexing mechanism. On the other hand, MEC deploys the network edge contents requested in advance by nearby User Equipment (UE) based on pre-registered context information such as location, destination, demand application, etc. to the network edge, which is called prefetching algorithm. Therefore, mmWave access can be fully exploited even with capacity-limited backhaul networks by introducing the proposed algorithm. These technologies solve the problems in conventional mmWave HetNet to reduce mobile data traffic on backhaul networks to cloud networks. In addition, the proposed architecture is realized by introducing wireless Software Defined Network (SDN) and Network Function Virtualization (NFV). In our architecture, the network is dynamically controlled via wide-coverage microwave band links by which UE's context information is collected for optimizing the network resources and controlling network infrastructures to establish backhaul routes and MEC servers. In this paper, we develop the hardware equipment and middleware systems, and introduce these algorithms which are used as a driver of IEEE802.11ad and open source software. For 5G and beyond, the architecture integrated in mmWave backhaul, MEC and SDN/NFV will support some scenarios and use cases.

Publication
IEICE TRANSACTIONS on Communications Vol.E104-B No.3 pp.217-228
Publication Date
2021/03/01
Publicized
2020/09/29
Online ISSN
1745-1345
DOI
10.1587/transcom.2020NVP0002
Type of Manuscript
Special Section PAPER (Special Section on Fusion of Network Virtualization/Softwarization and Artificial Intelligence towards Beyond-5G Innovative IoT Services)
Category
Network

Authors

Makoto NAKAMURA
  Tokyo Institute of Technology
Hiroaki NISHIUCHI
  Tokyo Institute of Technology
Jin NAKAZATO
  Tokyo Institute of Technology
Konstantin KOSLOWSKI
  Fraunhofer HHI
Julian DAUBE
  Fraunhofer HHI
Ricardo SANTOS
  Karlstad University
Gia Khanh TRAN
  Tokyo Institute of Technology
Kei SAKAGUCHI
  Tokyo Institute of Technology

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