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Optical and mobile networks: friends or foes?


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Are optical networks the future of mobile? Check out the slide deck from Jörg-Peter Elbers’ ECOC 2019 workshop.

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Optical and mobile networks: friends or foes?

  1. 1. Optical and mobile networks: Jörg-Peter Elbers ECOC 2019 friends or foes? This work has received funding from the European Union's Horizon 2020 research and innovation programs under grant agreements No. 761727 (METRO-HAUL), No. 762057 (5G-PICTURE), and No. 762055 (BlueSpace). .
  2. 2. © 2019 ADVA Optical Networking. All rights reserved. Confidential.22 Competition, cooperation, or co-opetition? How important will optics be for mobile networks? RU RU RU RU+DU RU RU+DU RU+DU CU Fx Fronthaul F1 Fronthaul NG Backhaul Core RU Easy & simple: Virtual fiber
  3. 3. © 2019 ADVA Optical Networking. All rights reserved. Confidential.33 • More spectrum • Higher cell density • Advanced beam steering • THz and light communications • Lower latency • Better energy efficiency • Improved reliability • More efficiency through automation We will see more optical networking towards the edge What comes after 5G?
  4. 4. © 2019 ADVA Optical Networking. All rights reserved. Confidential.44 The bigger picture … Applications Platform and infrastructure Base technologies
  5. 5. © 2019 ADVA Optical Networking. All rights reserved. Confidential.55 Customer and market requirements Areas for optical network innovation ... and the optical networking opportunities Zero-touch operation Instantaneous response Access anywhere Intrinsic security Sustainable capacity growth Flexible capacity scaling Ultra-high energy efficiency Optical integration 2.0 Deterministic networking New switching paradigms Network analytics and telemetry AI-enabled network automation HW and SW disaggregation “Fiber in the sky” Optical-wireless integration Quantum-safe communication Security for mission-critical services Inspired by: EU Photonics21 & Networld2020 Strategic Research & Innovation Agendas
  6. 6. © 2019 ADVA Optical Networking. All rights reserved. Confidential.66 Conclusion Optical networking will be successful where technology push meets market pull Key optical networking assets: High capacity, low latency, intrinsic security, and energy efficiency We will see more optical-wireless integration on the network and system side Deep fiber availability is and will become a more crucial issue
  7. 7. 7 © 2019 ADVA Optical Networking. All rights reserved. Confidential. A few examples
  8. 8. © 2019 ADVA Optical Networking. All rights reserved. Confidential.88 Deterministic networking Low-latency timing-accurate mobile x-haul based on SDN-enabled 100G Ethernet aggregator RoE BH TrafficAnalyzer 10G 100G100G 10G 1GIEEE 1588v2 PTP (grand master) IEEE 1588v2 PTP slave (probe) 10G10G 10G10G 10G 10G BBU GNSS RRH PTP 10G 10G Central Office Remote Node … RoE RoE NETCONF/YANG Controller 100G100G FUSION IP Core MAC 100G PHY MAC 10G PHY MAC 10G BH … x6…8 10G PHY 100G MAC100G PHY FUSION IP Core MAC MAC 100G Aggregator Node (time sensitive) 1G PTP 100GMAC 100G PHY 10G PHY MAC10G FH 10G FH … x4 1G PHY 10G PHY … 10G 10G … Backhaul Service Configuration and Monitoring … … … PTP TrafficEmulator … Traffic Generator 100G Transport Node (time sensitive) … … SM GST 100GbE ingress treated as GST FH bounded delay aggregation Dagg = Store-fw MTU@10G + serve all other streams (F  1) MTU@100Gbps + transmission of packet MTU@100Gbps 100G 1G Paper Tu3B.3 Fronthaul traffic (1522 Byte MTU): • <3.1µs agg+deagg latency (1µs from MAC/PHY) • <0.6µs transit node latency • 5µs per fiber-km PTP traffic: • <±75ns time error (w/o additional means) Best demo award
  9. 9. © 2019 ADVA Optical Networking. All rights reserved. Confidential.99 “Fiber in the sky” field trial 13.16Tbit/s FSO transmission over 10.45km for geostationary satellite feeders 16QAM QPSK Sample BER QuadFlex Transponder DP-16QAM DP-8QAM DP-QPSK DP-16QAM modulator SP-QSPK test signal …25x Even channels 100 GHz spacing DP-16QAM modulator …26x Odd channels 100 GHz spacing OGS terminal EDFA EDFA EDFA EDFA EDFAcoupler coupler coupler coupler WSS QuadFlex Transponder DP-16QAM DP-8QAM DP-QPSK coupler SAT terminal EDFA QuadFlex Transponder DP-16QAM DP-8QAM DP-QPSK QuadFlex Transponder DP-16QAM DP-8QAM DP-QPSK SP-QSPK test signal Opt. power measurement 2x up to 275.8 Gbit/s 51 x 245.3 Gbit/s 100 Gbit/s Up to 13.16 Tbit/s 10.45 km free-space DLR Weilheim DWD Hohenpeissenberg 10.45km free space link
  10. 10. © 2019 ADVA Optical Networking. All rights reserved. Confidential.1010 Optical-wireless integration G.698.4 (ex. G.metro) demo system and auto-tuning transmitters Tx Array 1 L C 3 DEMUX Rx Array CyclicAWG MUX TE 2 T-LD Rx L C TE 1 T-LD Rx L C 2 1 3 2 Head-end Tail-end Red C-band Blue C-band TE 3 RN Wave locker + DSP VOA BBU BBU RRH <20km SMF 10% 90% 3,3mm 1,6mm VCSEL Polymer Transmitter options
  11. 11. © 2019 ADVA Optical Networking. All rights reserved. Confidential.1111 From o-w integration towards an optical radio Analog transmission of µwave signals over multi-core fiber (MCF) between CO and cell site; Beam forming using true-time-delay network in central office, MCF, and phase array antenna Latency measurement using correlation OTDR to control skew between MCF cores Central office (CO) Passive ODN Cell site Data source Coding+Tx Coding+Tx Coding+Tx Coding+Tx Mod λ Mod Mod Optical beam forming networkMod MCF λ PIN – TIA - PA PIN – TIA - PA PIN – TIA - PA PIN – TIA - PA Latency measurement Antenna array
  12. 12. © 2019 ADVA Optical Networking. All rights reserved. Confidential.1212 Optical-wireless integration on network level Video surveillance demo at EUCNC 2019 Virtual machine Video management system Compute node AMEN (access metro edge node) Virtual machine Video analytics Compute node MCEN (metro core edge node) Core networkRemote client Fixed camera Metro network controlled by NFV network service Demonstrated here separately with partially emulated data plane (ROADMs, transceivers, …) PTZ camera High-bandwidth video and low-latency control traffic
  13. 13. Thank you IMPORTANT NOTICE The content of this presentation is strictly confidential. ADVA Optical Networking is the exclusive owner or licensee of the content, material, and information in this presentation. Any reproduction, publication or reprint, in whole or in part, is strictly prohibited. The information in this presentation may not be accurate, complete or up to date, and is provided without warranties or representations of any kind, either express or implied. ADVA Optical Networking shall not be responsible for and disclaims any liability for any loss or damages, including without limitation, direct, indirect, incidental, consequential and special damages, alleged to have been caused by or in connection with using and/or relying on the information contained in this presentation. Copyright © for the entire content of this presentation: ADVA Optical Networking.