Embed Size (px)
Citation preview
Contents
• Wireless Communication in Korea
– 5G R&D Plan
– Traffic, Systems and Spectrum
– Development Schedule
• 5G Technology
– System requirement
– Key technologies under consideration
• 5G Forum
• Conclusions
5G Promotion Activities in Korea
– Period: ‘14~’20 (7 years)
– Budget: Up to 1.6 Trillion Won (US 1.5 Billion $) joint
investment by the government and private sector
5G
MASTER
Strategy
Market
Activator
Standard
Frontier
Technology
Leading
Ecosystem
Renovator
’15.12 ’17.12 ’20.12
Pre-5G
Technology
Demonstration
→ 5G Trial Service →5G Commercial
Service
‘Creative 5G Mobile Strategy’ (Jan. 22, 2014)
by Korean Government (MSIP) to roll out 5G Services
Wireless Communication: Mobile Traffic
0
0.5
1
1.5
2
2.5
3
2012.12 2013.12 2014.12 2015.06
Monthly Traffic/user (GB)
Source: Monthly Mobile Statistics, MSIP, Korea, 2015.8
0
20
40
60
80
100
120
140
160
2012.12 2013.12 2014.12 2015.06
Total Monthly Traffic (PB)
Wireless Communication: Systems
0
20
40
60
80
100
120
2012.12 2013.12 2014.12 2015.06
4G User (%) 3G User (%) 2G User (%)
Source: Monthly Mobile Statistics, MSIP, Korea, 2015.8
5G Service impact on Spectrum
Lower band
(Below 6 GHz)
Higher/Lower band
(Above/Below 6GHz)
Enhanced Mobile Broadband
Massive Machine Type Communications
Ultra-reliable and Low Latency Communications
3D video, UHD screens
Smart City
Industry automation
Gigabytes in a second
Self Driving Car
Augmented realitySmart Home/Building
Work and play in the cloud
Voice Mission critical application,e.g. e-health
Future IMT
Lower band
(Below 6 GHz)
Schedule
’07 ’08 ’09 ’10 ’11 ’12 ’13 ’14 ’15 ’16 ’17 ’18 ’19 ‘20
Vision &Technical Report
Requirement &Evaluation
Methodology
CandidateSubmission
Channel Modeling
StandardDevelopment
CandidateEvaluation
Requirement &Evaluation
Methodology
CandidateSubmission
StandardDevelopment
IMT-Advanced (4G) Standard “IMT-2020” (5G) StandardWRC-12WRC-07
Rel. 10 (LTE-Advanced)Rel. 11
Work ItemStudy Item
CandidateEvaluation
Release 14~15~16 (?)
Work ItemStudy ItemRel. 12 Rel. 13
Korea: Pre 5G Demo 5G Trial 5G Deploy
WRC-15 WRC-19
5G Technology Visions
1 Gbps/user anytime anywhere
with hyper-connectivity in 2020s
5G Service Requirements
Low power BS
Motion Games
UHD-TV, Hologram
Traffic Safety
Hyper-connectivity
Hyper-mobility
Hyper-accuratepositioning
Hyper-efficientenergy utilization
Remote Healthcare
Stadium & Shopping mall
High speed Train
Hyper-reliability
Hyper-cost effectiveness
Avionic Cellular
Hyper-fastresponse
Hyper-speedtransmission
SensorsIoE
RRH
Key Requirements
Cell spectral efficiency[bps/Hz/Cell]
Peak data rate[Gbps]
Cell edge user data rate[Gbps]
Areal capacity[bps/km2]
Energy efficiency[J/bit]
Positioning[cm]
Reliability[%, ms]
Latency[ms]
Mobility[km/h]
Connectivity[numbers/km2]
Handover interruption time[ms]
10
50
1 1
600
10
1
300
60
7.5M2.6
x1000
99.999
<5
Technical Requirements: Core Network
Seamless mobility
Multi-RAT interworking
Wired/wireless terminal switching
Network on-demand
Context-aware best connection
Single ID for multiple access
Fine-grained location tracking
Distributed architecture
Inter-GW mobility
Flexible reconfiguration & upgrade
Bottom-up
Requirements
Top-down
Requirements
Enhancement
Requirements
B1
B2
T1
T2
T3
T4
T5
E1
E2
E3
Core
Network
Technical
Requirements
Technical Requirements: Radio Access
Index Requirement Value
R1 Cell spectralefficiency
DL: 10 bps/Hz/cellUL: 5 bps/Hz/cell
R2 Peak data rate DL: 50 GbpsUL: 25 Gbps
R3 Cell edgeuser data rate
DL: 1 GbpsUL: 0.5 Gbps
R4 Latency Control plane: 50 msUser plane: 1 ms
R5 Mobility 500 km/h
R6 Handoverinterruption time 10 ms
R7 Areal capacity [TBD]
R8 Energy efficiency [TBD]
R9 Connectivity [1000 times]R10 Positioning [a few cm]
5G Requirements Derivation Flows
Service
Requirements
H1~ H8
Bottom Up
Network
Requirements
B1~B2
Enhancement
Network
Requirements
E1~E3
Radio
Access
Requirements
R1~R10
Top Down
Network
Requirements
T1~T5
5G Enabling
Technologies
5G Enabling Technologies – Overview
APPServer
eNB
NomadicUE
VehicleUE/Cell
Interactive Game,
VR/AR, Tactile Internet
Vehicle Safety
IoE (Internet of Everything)
Enh. Quality of Experience
Spectral Efficiency Enh.
Virtual Sectorization
User Centric Tx/Rx
Cloud
(Low Latency, High Performance)
Broadband Access
Simultaneous
TX & RX
Spectral efficiency (30bps/Hz/Macro-area)
Areal Capacity (X1000)
Spectral Efficiency (X2)
System Capacity Enhancement
(> 1.5 times WiFi Capacity)
Hyper-connected Devices (X1000)
Low Latency (~5ms V2V)
VehicleUE/Cell
Veh. Infotainment
Vehicular User QoE Enh.
Efficient Scalable
Reliable
Stationary/Nomadic Small Cell
System Capacity
Enhancement
Source: ETRI
Enabling Technologies
• Capacity Enhancement– Massive MIMO
• Beamforming
• Fast beam switching
• RLF Recovery
• Beam Scheduling: Centralized/Distributed
– Ultra Dense Network (UDN)
– Licensed-Assisted Access
• Low Latency– Shorter TTI
– V2X, V2V
• K3 Massive Connectivity – Cellular-based Massive Connectivity
New RAT(I)
• Waveform Design for system requirement
– Enhancements of OFDM
• FBMC (Filter-bank Multi-carrier), UFMC (Universal Filter MC), and
GFDM (Generalized Frequency Division Mux)
– Adaptive filter design to system environment with
Asynchronous TX for signaling burden
New RAT (II)
• Modulation/Coding for spectral efficiency
• FTN (Faster Than Nyquist) receiver complexity reduction
• Extension to MIMO application
New RAT (III)
• SCMA (Sparse Code Multiple Access) codebook design
– Flexible support of various use cases
– Massive connectivity
Global Leadership and Promotion
in 5G Mobile Communication toward 2020
Development of
5G vision and service
scenarios
Studies on
Spectrum-related issues Identification of
potential technologies
Collaboration
for global
harmonization
Bridge between
industries and government
5G Forum
Mission & Objectives
5G Forum in Korea
Private – Public Organization
Organization
Network Technology
Sub-committee
Global Strategy
Sub-committee
Spectrum
Sub-committee
Service
Sub-committee
Steering
Committee
Executive Board
Advisory
CounselAudit/inspection
Secretariat
Wireless Technology
Sub-committee
Global Collaboration
Discussions
IMT-2020 PG 5GMF5GPPP
WWRF
CHINA JAPANEUROPE
Global
Forum
KOREA
5G Forum
MoU, Regular Meetings
Regional
Forum
Joint R&D
FuTURE
Forum
5G Spectrum
Requirements(in English)
5G NEW WAVETowards Future
Societies in 2020(in English)
5G Global Collaborations Toward 2020(in Korean)
5G Vision,Requirements &
Enabling Technologies(in English)
Publications: 5G White Papers
Members
• Industries: mobile network operators & manufacturers
• Research institutes and Public Organizations
• Global Players
Conclusions
• Driving forces
– Market Demand
• Communication with Vertical industries
– Events
• ‘18 Winter Olympic, ‘20 Summer Olympic
– Technology
• Wireless Technology : Exhausted
• Breakthrough: destructive ?
• Global Collaboration for ICT Olympics
Thank You !!
