5G Vision. Ali Khayrallah Ericsson Research San Jose, CA

Transcription

1 5G Vision Ali Khayrallah Ericsson Research San Jose, CA

2 Industry transformation Traditional Industries Digitalize & Mobilize Transformed Industries Operators & Network Devices Applications Ericsson August 2015 Page Page 2 2

3 5G Use Cases P??? Broadband experience everywhere anytime Mass market personalized media and gaming Meters and sensors, Massive MTC Remote controlled machines Smart Transport Infrastructure and vehicles Human machine interaction And much more Multiple use-cases supported by a common network platform Ericsson August 2015 Page Page 3 3

4 Wide Range of Requirements Data rates Latency Traffic Volume Density Energy Efficiency Reliability Device Density Ericsson August 2015 Page Page 4 4

5 One network multiple industries Industry is A common network platform with dynamic and secure Network Slices Ericsson August 2015 Page Page 5 5

6 Key Core Components Virtualization VNF VNF Software Defined Networking (SDN) Distributed Cloud Network Slicing VNF VNF VNF VNF Distributed Data Center Central Data Center Ericsson August 2015 Page Page 6 6

7 The evolution of the core Network Radio 3G 4G 5G 2G Core Network CS (voice)+ PS (GPRS) 3G RAT CS+PS coexistence Policy Control 4G RAT CS fallback PS based comm. Increased RAN-CN security CP/UP split by MME IP Optimized Evolved Core New Core Enabler: Common architecture framework Commercial Ericsson 2015 in confidence August Page 7 Page 7

8 5g radio ACCESS & Spectrum Evolution of LTE Backwards compatible Overall 5G solution Interworking NX New radio-access technology Flexible duplex Spectrum flexibility Spectrum sharing FDD and TDD Dynamic TDD Unlicensed Shared licensed Existing spectrum New spectrum Full Duplex Complementing dedicated licensed spectrum 1 GHz 3 GHz 10 GHz 30 GHz 100 GHz Ericsson August 2015 Page Page 8 8

9 5G Spectrum 1 GHz 3 GHz 10 GHz 30 GHz 100 GHz WRC 15 WRC 18/19 Lower frequencies for full-area coverage Ericsson 2015 August 2015 Page 9 complemented by high frequencies for extreme capacity and data rates in dense scenarios

10 High-frequency operation GHz 4 Gbyte/user/month GHz 32 Gbyte/user/month GHz 32 Gbyte/user/month GHz GHz 32 Gbyte/user/month Higher-frequency spectrum needed to satisfy future traffic demand Joint low-frequency/high-frequency operation needed for full-area coverage Ericsson August 2015 Page Page 10 10

11 Technology Areas Flexible and scalable design Spectrum Extension to higher frequencies 4G 5G Deployment Use cases 1 GHz 3 GHz 10 GHz 30 GHz 100 GHz Ultra-Lean Design Beam-formed transmission Multi-site connectivity System control plane System control Access/backhaul integration Data Flexible PHY Integrated D2D Ericsson August 2015 Page Page 11 11

12 Beam-formed transmission Beam-centric NX design self-contained data transmissions mobility between beams rather than nodes system plane matched to beam-formed user plane To enable the capacity, data rate, and coverage needed in the 5G era For both high and low frequencies For both NX and LTE Ericsson August 2015 Page Page 12 12

13 Ultra-Lean Design Ultra-lean design Higher achievable data rates Reduced energy consumption Future-proof design System control System Control Plane Decouple system and data functionality Minimize broadcast provide sysinfo on demand Data capacity scales independent of system overhead Enables advanced antenna solutions Ericsson August 2015 Page Page 13 13

14 Multi-Site Connectivity Intra-layer Inter-layer Reception of beams from multiple sites Continuous connectivity Mobility robustness Distributed MIMO Higher data rates Simultaneous connection to macro and pico Robustness despite spotty small-cell coverage Ericsson August 2015 Page Page 14 14

15 Extreme Reliability Radio link performance E.g. BER 10-9 or Latency <1ms E.g. loss 10-3 Latency <30ms Ericsson August 2015 Page Page Industrial or Real Time Normal operation Consumer grade Critical Infrastructure Robust operation Extreme Performance in disasters and severe system interference System Performance Coordination Spatial diversity Multi-hop/Mesh Network coding D2D Interference cancellation Spectrum use Channel coding

16 Machine-type Communication MASSIVE Low cost, low energy consumption, large number of devices Efficient sleep modes Flexible device bandwidth D2D relaying for coverage extension CRITICAL Very low latency and ultra-high reliability Very short TTI Coding/frame structure allowing on-the-fly decoding Multi-level diversity Ericsson August 2015 Page Page 16 16

17 5G radio test bed World s first > 5 Gigabit/s in lab Ericsson August 2015 Page Page 17 17

18 Summary Industries and society are transforming Tough requirements on future networks from increased demand and new services Key technology concepts and components are identified, researched and evaluated Ericsson August 2015 Page Page 18 18

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