The Vault

MWC19: Radio Access Testbeds

View the slides from our demonstration on Radio Access Testbeds from MWC19!

© 2019 InterDigital, Inc. All Rights Reserved. Radio Access Testbeds © 2019 InterDigital, Inc. All Rights Reserved. The Best Value Proposition for Testbed Partners • InterDigital has developed cutting edge platforms used by the worlds leading wireless research and development institutions to find solutions to real-world problems. • Our platforms are configurable, open and programmable from the ground-up to support researchers’ needs. • Through the use of open-source software we are able to share and collaborate with others in the industry. • We are deeply committed to advancing the wireless eco-system by making our platforms available to researchers around the world. 2 © 2019 InterDigital, Inc. All Rights Reserved. 5G NR is Here: Many Questions, Few Answers 3 Who’s going to use NR? (Applications) What else is needed? (Evolution)How well does NR work? (Validation) • 5G Testbeds • Trial Markets • Fixed Wireless Access • Mission Critical Services • VR/AR • Autos • NR-Unlicensed at mmWave • Aerial NR – Drones and Satellite • Ultra-Low Power 2017 5G Testbeds will be essential for the adoption and evolution of NR 2018 2019 2020 2021 2022 NR Rel-15 NR Rel-17 NR Rel-16 NR Rel-18 and Beyond IMT-2020 Decisions WRC19 © 2019 InterDigital, Inc. All Rights Reserved. Rich InterDigital History of 5G Millimeter Wave • 60GHz WiGig-based w/Mesh network • Gpbs data rates • Proven in outdoor field trial • Open Source Network Controller SW available 4 • 70GHz mmWave • 140uS latency over two-hops • Novel physical layer forwarding scheme for future NR releases Low-Latency Multi-hop “Fast Forward” EdgeLink™ • 5G NR PHY with scalable bandwidth up to 200MHz • 64 Element Electrically Steerable Phased Array • FAPI like interface between PHY and MAC 28GHz NR with Phased Array © 2019 InterDigital, Inc. All Rights Reserved. EdgeLink™ – mmWave 5G Transport Gigabit, Low-Latency Millimeter Wave Links • WiGig / 802.11ad baseband • 60GHz long range, high-gain antennas • Multi-tenant, multi-service level transport slice management • Mesh topology for fault tolerance and availability EdgeLink Nodes • Network Discovery and Neighbor Selection • OpenFlow-based, mmWave MAC/PHY/RF Mesh Controller Software • SDN-based; manages the mesh topology to maintain Transport Slice Service Level requirements O&M Software • Cloud-enabled, web interface for remote operations and monitoring InterDigital’s Cloud-Based Software Platform OpenFlow Mesh Controller WiGig Baseband RF WiGig Baseband RF . . . Software Hardware INTERDIGITAL MESH LAYER SOFTWARE Antenna Unit Network Unit 5 © 2019 InterDigital, Inc. All Rights Reserved. SDN-based Multi-hop Mesh Network 6 © 2019 InterDigital, Inc. All Rights Reserved. mmWave Platform for NR Research and Development • Low cost NR-based system • Up to +40 dBm RMS @ 200MHz BW • Capable of HOM up to 256 QAM • MHU outdoor ready, up to 100 Ft between units • Inertial Measurement Unit (IMU) provides assistance for customer install and service monitoring • HillcrestLabs™ solution with 6 axis accelerometer, gyro and compass • Low Power <50 W @24VDC • Small form factor NR Platform: Configuration Live single-user configuration being demonstrated at InterDigital Labs © 2019 InterDigital, Inc. All Rights Reserved.7 gNB Baseband Unit IF (6 GHz) RF (28 GHz) DL UL DL UL ULDL DL UL Single UE Resources Single UE Resources Single UE Resources Single UE Resources M H U (1) M H U UE1 BB Unit IF1 IF2 Slot Slot Slot Slot IF1 IF2 Rx Beam for PDCCH/ PDSCH reception Beam Selection Time for rotation Tx Beam for PDCCH/ PDSCH transmission Mechanical Rotation by 12 degree Rx Beam Switch Rx Beam Switch Beam Sweeping Duration Beam Sweeping Duration Optimum Beam Usage Duration Optimum Beam Usage Duration UE 160 ms 0 80 120 160 1120 1200 1240 1280 1160 40 500 ms 500 ms160 ms 6 5 4 3 2 5 4 3 2 1 6 5 4 3 2 6 543 2 6 543 2 6 543 2 6 543 2 6 543 2 6 543 2 6 5 4 3 2 5 4 3 2 1 5 4 3 2 1 UE gNB gNB gNB gNB gNB UE UE UE UEUE gNB 10ms (1 Frame) 10ms (1 Frame) 10ms (1 Frame) 10ms (1 Frame) UE Mechanical Rotation by 12 degree Mechanical Rotation by 12 degree UE Live OTA Demo at InterDigital Labs in New York © 2019 InterDigital, Inc. All Rights Reserved.8 • UE and gNB use 8 beams for Tx and Rx • UE is rotating 90° in 5 seconds • gNB is fixed, (no rotation) • UE rotates 12°, 1 beam every 660ms • Beam sweeping duration of 160ms (1280 slots) • UE uses the previous found beam for PDCCH/PDSCH reception and sweeps over 8 Rx beams for the SSB slots • Optimum beam is chosen and used for 500msec NR 28 GHz mmWave Platform • 200MHz channel bandwidth • Band: FR2 26-29GHz • 120kHz subcarrier spacing • 1 subframe = 8 slots = 1ms; 1 slot = 14 symbols = 0.125ms • DL/UL duplex TDD • DL data rates: up to 238Mbps • UL data rates: up to 100Mbps • Synchronization: PSS • PDSCH, PUSCH channel coding: LDPC • PDCCH DCI format 0_0, 1_0, PBCH channel coding: tail-biting convolutional (LTE) • QPSK, 16-QAM, 64-QAM, 256-QAM* • Physical channels: PDCCH, PDSCH, PUCCH, PUSCH, PBCH • Procedures: Cell Search, RACH (2-step), HARQ, Beam management (8 beams) MASTHEAD UNIT MHU) MODEM PROCESSOR UNIT (MPU) © 2019 InterDigital, Inc. All Rights Reserved.9 • Variable bandwidths are supported: • 50 to 200MHz (up to 400MHz in next phase) • Beam Steering – • H: +/-5,15,25,35 degrees • V: +15, 0, -15, -30 degrees • 2 Trenz System on Module (SoM’s), FPGA - ZU15EG each: • 6 CPU – 4*Cortex A53 and 2*R5 • Digital Up and Down converters and digital modulator and demodulator ensure high quality suitable for 256QAM • I/Os • 1x Gigabit Ethernet • 2x SFP (Gigabit optical Ethernet), hot pluggable • 2x USB3.0, 1x USB2.0/UART (for Debug) • 3x JTAG • Interfaces to Modem Processor Unit (MPU) over a single cable Open MAC-PHY Interface Motivation • Enable the integration of 3rd party PHY with OAI L23 stack • Leverage OAI NR stack and CI framework as a common baseline for testing and validation • Provide an open reference implementation • Provide new capabilities and collaboration opportunities in development, research and testbeds © 2019 InterDigital, Inc. All Rights Reserved.10 MAC PHY Adaptation Layer IO Layer FAPI-like Convergence or wrapper interface Common or standardized interface Implementation specific module 5G Access Testbeds © 2019 InterDigital, Inc. All Rights Reserved. Platform for Advanced Wireless Research (PAWR) • U.S. public-private partnership of academic and industrial research community to support advanced wireless research platforms • $100 million initiative, funded by the National Science Foundation (NSF) and an industry consortium of 28 companies • Experimental exploration of new wireless devices, communications techniques, networks, systems and services. • PAWR will deploy and manage up to 4 City-scale testbeds • Two award-winning projects to date: POWDER/RENEW, COSMOS “POWDER/RENEW” “COSMOS” Our platforms support US city-scale testbeds EdgeLink 60GHz • Multi-Access Edge Computing • NR 28GHz • Service Based Architecture © 2019 InterDigital, Inc. All Rights Reserved.12 Empower Empowering Transatlantic Platforms for Advanced Wireless Research © 2019 InterDigital, Inc. All Rights Reserved.13 • EU-US Collaboration for advanced wireless platforms • Establishing a collaborative transatlantic community for beyond 5G • Accelerate joint development of associated advanced wireless platforms • A H2020 Coordination and Support Action (CSA) answering to the call for ICT-21-2018 • Duration: November 2018 – October 2021 • Advisory Board: Representatives from 5G IA, Networld2020, NSF PAWR, etc. © 2019 InterDigital, Inc. All Rights Reserved.14 5G-VINNI (5G Verticals Innovation Infrastructure) EU Demonstrate the value of 5G solutions to the 5G community. Build an open large scale 5G end-to-end facility to demonstrate how key 5G network KPIs can be met • Duration: July 1, 2018 – July 1, 2021 • Consortium: 23 partners led by Telenor (Norway) • External Stakeholder Board: 12 partners E2E Orchestration and Automation (Slicing support, Automation, Assurance, Fulfilment) Cloud/Virtualization 5G Core Network Functions Core NetworkTransportBase stations Terminals Edge sites Primary sites E2E Orchestration and Automation (Slicing support, Automation, Assurance, Fulfilment) Cloud/Virtualization 5G Core Network Functions Core NetworkTransportBase stations Terminals Edge sites Primary sites E2E Orchestration and Automation (Slicing support, Automation, Assurance, Fulfilment) Cloud/Virtualization 5G Core Network Functions Core NetworkTransportBase stations Terminals Edge sites Primary sites Facility site B Facility site A Facility site N 5G-VINNI End-to-End Facility