Embed Size (px)
Citation preview
5G Communication: Potential Technologies
Tadilo Endeshaw Bogale
Institute National de la Recherche Scientifique (INRS) andUniversity of Western Ontario (UWO), Canada
1 History of Cellular Systems
2 New Use cases and Data rate predictions for 5G
3 ITU requirements for 5G
4 Potential Technologies
Tadilo (INRS and UWO) 5G Communication 2 / 8
History of Cellular Systems
Cellular Communication Timeline
DOCOMO Innovations, Inc. confidential
It’s time to think about 5G
3/24/2014 © 2014 DOCOMO Innovations, Inc. All rights reserved. 3
2000s2000 2005 2010
LTE/LTE‐Advanced
4GOFDMA/SCFDMA100M-1Gbps Experiments
Super3G Concept3G
1980 1985 1990
1GAnalogue Cellular
TDMAConcept
GSM/PDC/TDMA
2GPaper by Dr. KinoshitaICC’81 and IEEE Trans. VT, 1982
1980s
2010s2010 2015 2020
Now4G 5G?
1990s1990
2G1995 2000
WCDMA2Mbps Experiments 3G
WCDMA/CDMA2000
10Gbps Experiments at 11GHz
CDMAconcept
Tadilo (INRS and UWO) 5G Communication 3 / 8
New Use cases and Data rate predictions for 5G
5G Use cases
SD
Smart home
Intellegent transport
IoT devices
Smart city
ICT
Cloud
5G use cases
Data rate predictionPredictions for the Future
• Rapid Network Traffic Growth • 61% annual data traffic growth
• Faster than in the past!
• Exponential increase
• Extrapolation: 20x until 2020 200x until 2025 2000x until 2030
5
210 MB/month/person
2.2 GB/person/month
Tadilo (INRS and UWO) 5G Communication 4 / 8
New Use cases and Data rate predictions for 5G
5G Use cases
SD
Smart home
Intellegent transport
IoT devices
Smart city
ICT
Cloud
5G use cases
Data rate predictionPredictions for the Future
• Rapid Network Traffic Growth • 61% annual data traffic growth
• Faster than in the past!
• Exponential increase
• Extrapolation: 20x until 2020 200x until 2025 2000x until 2030
5
210 MB/month/person
2.2 GB/person/month
Tadilo (INRS and UWO) 5G Communication 4 / 8
ITU requirements for 5G
ITU Requirements
ITU Requirements for IMT-Future 19
Non-confidential – Public © eXplanoTech Ltd.
Attribute IMT-Advanced 4G
IMT-Future 5G
Achievable Rates (Mbps)
1Gbps 10-50Gbps
Connection Density
106-107/km2
Mobility & Coverage
350km/h 500km/h
Energy Efficiency
1x 50-100x
Spectral Efficiency
1x 5-15x
Latency 10ms 1ms
Possible Approaches
♦ Requirement: 1000X CapacityNetwork Density (10X)New Spectrum (10X)Multiple antenna (10X)
Tadilo (INRS and UWO) 5G Communication 5 / 8
Potential Technologies Network Densification
Typical cellular network
Desired signalInterference
Ultra dense HetNet
What are ultra-dense Hetnets?
© eXplanoTech Ltd. - www.explanotech.com - [email protected] 15
Ultra dense deployment
Multi-hop deployment
Industrial Automation Vehicle to vehicle
deployment
Relaying deployment
Military deployment
Multiple carriers
Different technologies
Tadilo (INRS and UWO) 5G Communication 6 / 8
Potential Technologies Network Densification
Typical cellular network
Desired signalInterference
Ultra dense HetNet
What are ultra-dense Hetnets?
© eXplanoTech Ltd. - www.explanotech.com - [email protected] 15
Ultra dense deployment
Multi-hop deployment
Industrial Automation Vehicle to vehicle
deployment
Relaying deployment
Military deployment
Multiple carriers
Different technologies
Tadilo (INRS and UWO) 5G Communication 6 / 8
Potential Technologies New spectrum
New spectrum
3
5G will Aggregate All Bands
10 50 40 30 20 60 80 70 90
1 5 4 2 6 3
5G Complementary Bands for Capacity, 45GHz available 5G Primary bands
GHz
Cellular Bands
Visible Light
WRC-15 WRC-19
Acquire >500MHz in sub @6G
45GHz available for future Cellular Access and Self-Backhaul
Pr ∝ λ2Pt
Tadilo (INRS and UWO) 5G Communication 7 / 8
Potential Technologies Massive MIMO
MIMO Analogy
Right SoundLeft Sound
Detect left+right sound
bc
da
ax+cybx+dy
yx
H =
[a bc d
]
Massive MIMO
(c) Robert W. Heath Jr. 2013
Where is MIMO Headed?
4
Massive MIMOB
B B
mmWave MIMO
Coordinated MIMO
Candidate architectures for 5G cellular
Tadilo (INRS and UWO) 5G Communication 8 / 8
