Welcome To Nokia Solutions And Networks 03_9 Nov_Session 1_Chih Lin I 1 03 9 Nov Session Chih
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Towards Flexible Network and AI Dr. Chih-Lin I CMCC Chief Scientist, Wireless Technologies CMRI, China Mobile Designing the Flexible 5G System Architecture The 2nd Global 5G Summit Nov. 09, 2016, Roma, Italy 1 Rethink Fundamentals: SDAI + UCN Green Communication Research Center established in Oct. 2011, initiated 5G Key Tech R&D. Rethink Shannon Green To start a green journey of wireless systems Rethink Ring & Young For no more “cells” via C-RAN (SDN/NFV) Rethink Signaling & Control To make network application/load aware Soft Rethink Antenna To make BS “invisible” via SmarTile Rethink Spectrum & Air Interface To enable wireless signal to “dress for the occasion” via SDAI Rethink Fronthaul Super Fast To enable Soft RAN via NGFI Rethink Protocol Stack To enable User Centric Cell and real-time flexible air interface via MCD “Towards Green & Soft: A 5G Perspective” IEEE Comm. Magazine, Vol.52, Feb.2014 “5G: 2 rethink wireless communication for 2020+”, Philosophical Trans. A. 374(2062), 2015 “New paradigm of 5G wireless internet”, IEEE JSAC, vol.34, no.3, March 2016 China Mobile 5G Prototype Demo (2014-2016) 2014.2, Greener and Softer Network (MWC2014) 2015.3, C-RAN live carrier migration & SmarTile based Invisible BS(MWC2015) 2016.6 SDAI (Multiple Access), Mini C-RAN/MEC (MWCS2016) 3 2016.2 SDAI&SmarTile 2.0, Mini CRAN/NGFI (MWC2016) 2016.9 SDAI&Smar Tile 2.0, C-RAN multiple nodes server (PT/EXPOCHINA 2016) World’s Largest 4G Network End of Sep, 2016 The Largest Scale 146M Base stations 481M Subscribers 34% of Global LTE base stations 32% of Global LTE subscribers 1.5M @2016e 500M@2016e The Most Device Choices The Most Popular Network 2000+ Types of devices ~1.3B Pop coverage rate 70% are 1,000-Yuan smartphones 4 The Biggest User Base 99.7% of national population Ecosystem : Collaborate for an Open and Innovative Platform 39 partners have already joined 5G Innovation Center Joint Innovation Partner Member Open Lab 1 Open Lab to drive the research, test and joint innovation Open Lab 2 Open Lab 3 …… Communication Infrastructure Lab MemberNetwork Equipment Huawei Ericsson Nokia ZTE Datang Xilinx MemberTerminal chips Qualcomm Intel Leadcore Spreadtrum Samsung Electronics MediaTek MemberInstrument ENGINEERING 5 DJI Changhong Beijing Qingdao Chengdu Shanghai Chongqing Zhejiang MemberVertical Industry Haier Hisense R& S Beijing Keysight Shougang Cobham Wireless Automation StarPoint InfoTech Anite Telecoms Wireless Car BYD GAC Stockholm Joint Innovation Partner Neusoft Goer Tek SAFT SA OVIPHONE EVE Energy Polycis Jinan Towngas CloudMinds Qingdao IESlab Energizer Philips Lighting Wapwag State Grid Smart Grid Research Institute Audi China Beijng: Comm. Infrastructure Lab Qingdao: IoT, Verticals Tech Prototype Test Completed (IMT2020 PG, Sep, 2016) 2015Q1 2015Q2 2015Q3 2015Q4 3D-MIMO pre-commerial products Massive MIMO (128TX) Full Dulplex Full Duplex Prototype (Interference cancellation 102dB) 3D-MIMO in single site (128TX, Huawei, ZTE) Huawei (Full duplex prototype R&D) 2016Q3 3D-MIMO in scale (ZTE @ shenzhen, 2.6GHz, Nokia@Beijing, 3.5GHz, Datang Mobile@beijing, 3.5GHz) 2016Q4 Huawei (@ Chengdu, full duplex test on small cell) 2015Q4 High Frequency ZTE(@Shanghai,15GHz)、Ericsson(@Beijing, 15GHz), Samsung@Beijing(28G) 2016Q4 Multiple Access ZTE(@shanghai,MUSA)、Huawei(@chengdu,SCMA)、 Datang Mobile(@Beijing,PDMA) 2016Q4 ZTE(@shanghai,FB-OFDM), Huawei(@chengdu,FOFDM) 2016Q4 (SCMA, PDMA, MUSA ) Waveform (F-OFDM, FBOFDM ) UDN ( ≥8 eNBs, ≥ 10 UEs) Channel coding (Polar code) User Centric Network SDAI Chipset Device 6 2016Q2 Huawei (@ Chengdu, full duplex prototype test) (6GHz-30GHz) High Freq Prototype 2016Q1 (3D-MIMO、High frequency) IMT-2020 PG Datang Mobile (@Beijing, UDN prototype test ) CMCC 2016Q4 Huawei(@Chengdu, polar code prototype test) Ericsson、Nokia、Huawei (UCN) Cooperate with Huawei, ZTE, Datang Mobile, Cobham (SDAI) TI、MACOM、Qorvo、 MURATA 2016Q4 2016Q4 2016Q4 UCN Turbo Charged Edge: MEC Trials Demo on video optimization for VIP users of iQIYI Field and Lab trial on Cache Cache hit EPC • Scenarios: area without core network cache • Solutions: Single-level cache and Two-level cache • Advantages: latency reduction & transmission saving • Key concerns: Charging, Mobility management RAN as black box Non-VIP users PTN N/W MME UE eNB S-GW P-GW Cache missed RAN MEC Charging info. Charge node BOSS •Lab trial: 50% saving on latency & 50% increase on DL •Field trial: 17% hit rate at peak traffic time & 16% saving on transport BW Video server EPC Service sensing + optimized scheduling VIP users • Packet analysis by MEC to distinguish the service and VIP users, then BS informed • Differentiated wireless BW and latency guarantee provided by BS Local breakout: trial of Multi-visual-angle live program of competitive sports • • • • Scenarios: smart gateway, local content forwarding etc. Solutions: Service delivery by eNB Service delivery by MEC Major advantage: latency reduction Key concerns: Security • More than 90 small cells • Maximum 100 users in service • 0.5s latency compared to live broadcast 7 MEC EPC Video center Internet HD live Collaboration Demo with Verticals LTE-V Demonstration in G20 (Sep, 2016) First Cellular based UAV Trial (Aug, 2016) Small BS at lamppost Standalone Ant A low latency use case in 5G EPC MME LTE-V LTE-V+ MBB RRU@2.6G S6a HSS Intern et S11 EPC deployed near the Transmission RAN SGW PGW Current MMB application 1 Macro BS, 33 Small BSs • V2N:20MHz@2.6GHz E2E latency • V2P/V2V/V2I: 10MHz@2.6GHz 5G Trial: ~15ms (only for demo in G20) • RSRP≧-85dBm 4G Network: 22-25ms • SINR ≧ 20dB OTT: 40-45ms • Seamless coverage • • • (Inter-site distance ~140m) 8 CMCC, SAIC, Huawei, Ali Initial Cellular V2X standard completed Use case of uRLLC. For low latency, EPC deployed near the RAN. The first step of distribution and virtualization for the Core Network Part of achievement in National Project 3GPP Progress in RAN1 Waveform/MA/Channel coding indentified for NR Waveform < 40GHz Channel coding Multiple Access DL Waveform: CP-OFDM Orthogonal Multiple Access LDPC for eMBB medium/long block UL waveform: DFT-S-OFDM + OFDM selected as the baseline for NR. size. For small block size (128Tb/s high throughput Slicing management and Orchestrator All in all, a service oriented design is the goal to make the network programmable, flexible and profitable 14 Open-O Release 1.0 ‘SUN’ Released on Nov 7, 2016 Open-O (Orchestrator) officially announced in GTI, Feb 2016 (China Mobile, Huawei, Linux Foundation) The Open-O 1.0 ‘SUN’ with 2M codes released in Nov 2016 15 Bridging the gap between SDN and NFV, for both residential and enterprise virtualized customer premises equipment (vCPE) use cases. (CMCC, CTC, HKT, Ericsson, Huawei, ZTE, Intel, Redhat, GigaSpaces, …) C-RAN industrial Joint WG (Nov. 18, 2016) Objective: Aligning with industry partners to unify the understanding of C-RAN, Driving the industry to enhance the maturity of C-RAN fit for operators’ requirements. standardize the interface of SW/HW, north-interface of MANO for CU. Preparing to Pre-commercial PoC and Field trial. Partners: Huawei, ZTE, Ericsson, Intel, RedHat, WR, Spirent, BroadCom and etc. 2016.11 white paper published and WG start up 2017.12~2018.6 PoC of Precommercial C-RAN 2017.6 CU basic solution to de coupling of SW/HW, Orchestration Time schedule 2018.6~ Small-scale Field trial Base on the independence of research points, it can be split into 5 working groups: 1 Use case definition: define the radio orchestration requirement, C-RAN networking scenarios. MANO: abstraction of RAN service model to achieve template extension and def.(NSD, VLD, VNFD, PNFD, FWGD) Virtualization layer: Func. and Perf. enhancement to support RT-processing of RAN, definition of test specification 16 2 5 4 3 VNF Split and function definition: refine RAN split and VNF(CU/DU) function definition and interface requirement Common HW platform: standardization of accelerator and common HW spec, to decouple SW and HW. 16 Summary: Era of CT+IT+DT • • • World’s Largest 4G/4G+ Network: ~1.46M BSs, ~481M Subscribers Sustainability (5G perspective in 2011): Performance + Efficiency/Agility • Themes: Green, Soft, and Super Fast • Technology Pearls: Rethink Fundamentals E2E 5G: SDX (UCN + SDAI) • Enabling Tech: SDN/NFV, UCN (C-RAN/MEC/NGFI), and SDAI/MCD • 3GPP: ( >200 NR submissions from CMCC) • SA2 (SDN/NFV) • RAN3/RAN2 (C-RAN/NGFI/MCD) • RAN1(SDAI/MCD) • China Mobile 5G Joint Innovation Center: Vertical Industry & Ecosystem • Gap analysis for NR and LTE-A Pro • Wild Cards: Open 5G (Open-O) & Big Data (CMCC 7K TB/day) 17 Thank you! icl@chinamobile.com 18
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