5G Mobile Network R&D In Japan

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Augustine Neal
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1 Document No: Source: Contact: Agenda Item: GSC- 19_305b 5GMF Prof. Akihiro NAKAO, The University of Tokyo, TTC 5.6 Strategic Topic #3:IMT- 2020/5G 5G Mobile Network R&D In Japan Prof. Akihiro NAKAO, The University of Tokyo, TTC, 5GMF

2 Activities of Network Architecture Committee of 5GMF n 5GMF Network Architecture Committee has been studying overall network architecture for 5G mobile n Challenges, requirements and technologies for network infrastructure have been discussed to develop the Network Technology Roadmap n The first version of the network architecture and the network technology roadmap has completed by the end of June, n Outcome of the committee will be included in the 5GMF white paper, which will be released in Autumn, 2015.

3 Potential Applications Enabled By 5G Quality of User Experience (Reliability, Low Latency) Online Trading Telemedicine Autonomous Driving Applications enabled by 5G Augmented/Virtual Reality Computer-supported cooperative work Infrastructure Surveillance 4K/8K Live Streaming for Public Sports Viewing Sensor-assisted Rehabilitation Applications delivered by existing technologies Dynamic Hot-Spot services Quantity of Data (Peak Data Rate, Number of Devices)

4 Comprehensive Architecture of 5G Mobile Networks (Draft ) Goal : End-to-End Quality and Extreme Flexibility to Accommodate Various Applications Applications & Services with Various Requirements (M2M/IoT, Content Delivery, Tactile) Virtualized Networks/Platform Control API App-Driven API Management Orchestration UE Slice A Slice B Slice C Radio Access Network (RAN) Mobile Packet Core Physical Infrastructure (Network, Computing and Storage Resources) Cloud Network Management And Orchestration Network Softwarization UE Computation and Storage Resources Data Centers Mobile Edge Computing RAT(s) Network Resources MFH MBH Transport Fronthaul Backhaul

5 Requirements Technology Roadmap: Focus Areas End-to-end Quality of 5G Applications Extreme Flexibility Latency Data rate Number of Devices Focus Areas and Themes Network Softwarization (Deep) Programmability Application Driven Low Latency Multi-Tenancy Data Isolation Fronthaul / Backhaul Management / Orchestration Automation Intelligence Autonomy Analytics Knowledge Edge Security Mobile Edge Computing

6 Technology Roadmap: Timeline (Draft ) Network Softwarization NFV/SDN Platform Management / Orchestration Autonomous Control for a specific use case Mobile Edge Computing Delivery algorithm using MEC Fronthaul / Backhaul QoS Classifying/Slicing Elastic Networks Advanced SON Intelligent Management Platform Application support by use of edge computing Application oriented Dynamic control Deep Programmable Networks Application Driven Optimization Massive Device Management Latency Optimization for delay-sensitive applications Economization of Distribution Networks

7 Network Softwarization The terminology, Network SoRwariza*on, was first introduced in Academia, as the name of conference [1], to include broader interests regarding SoRware Defined Networking and Network Func*ons Virtualisa*on, Network Virtualiza*on, Mobile Edge Compu*ng, Cloud and IoT technologies. We intend to introduce various requirements of programmable sorware defined infrastructure, especially specific extension for 5G mobile networks [1] NetSoR 2015, The first IEEE Conference on Network SoRwariza*on, h\p://sites.ieee.org/netsor/

8 Comprehensive Architecture Of 5G Mobile Networks

9 Comprehensive Architecture of 5G Mobile Networks Goal : End-to-End Quality and Extreme Flexibility to Accommodate Various Applications Applications & Services with various requirements (M2M/IoT, Content delivery, Tactile) Virtualized networks/platform Control API App- Driven API UE Slice A Slice B Slice C Radio access network (RAN) Mobile packet core Physical infrastructure (network, computing and storage resources) Cloud Network management and orchestration UE Computation and storage resources Data Centers RAT(s) Network Resources MFH MBH Transport

10 Horizontal Extension of SDN/NFV Slicing Virtualized networks/platform Applications & Services (M2M/IoT, Content delivery, Tactile) Control UE Radio access network (RAN) Mobile packet core Cloud Slice A The Control function block manages all aspects necessary to run an application and service provided by this slice. It encompasses not only the legacy network related software functions, but also the application related functions in the UE and the Cloud.

11 Vertical Extension of SDN/NFV Slicing (Deep Data-Plane Programmability) Advanced physical Applications infrastructure & Services (M2M/IoT, provides Content data-plane delivery, programmability Tactile) along end-to-end paths. The slice control is able to leverage the capability to compose custom functions for creating new applications and services Virtualized networks/platform Control UE Radio access network (RAN) Mobile packet core Cloud Slice A Program Physical infrastructure Compu*ng resources

12 Application-Driven Software Define Infrastructure Applications & Services (M2M/IoT, Content delivery, Tactile) Virtualized networks/platform Control Control API App- Driven API Slice delivery API Slice A UE Radio access network (RAN) Mobile packet core Cloud Overall architecture allows full-fledged integration of value-creating applications and services promptly, with a variety of APIs associated with flexibility and programmability. Network management and orchestration Program Physical infrastructure Compu*ng resources

13 TTC Ad-hoc Group on Future Mobile Networking -Challenges and Technologies- The Telecommunication Technology Committee (TTC) TTC s White Paper now available!

14 Summary 5GMF Network Architecture Commi\ee has been studying overall network architecture for 5G mobile Challenges, requirements and technologies for network infrastructure has been discussed to create the Network Technology Roadmap Outcome of the commi\ee will be included in 5GMF white paper, which will be published in Autumn, 2015.

Figure Potential 5G applications

Figure Potential 5G applications 6. 5G Key Concept 6.1 Key Concepts of 5G End-to-end (E2E) quality required by applications and/or users will be far more diversified in the 5G era than what we have seen in the preceding generations. For