5g wireless for 2020 and beyond - · 2014-12-15 · 5g wireless for 2020 and beyond ... •...
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5G WIRELESS FOR 2020 AND BEYOND
Charlie (Jianzhong) Zhang
Samsung Research America Dallas
5G Panel Globecom 2014 Workshop on “Standards: From Research to Standards”
December 2014
The World in Year 2020
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Tokyo Summer Olympics (stadium
pictured here)
World Expo in Dubai
Cross-continent bridge links Africa
and Middle East
Glacier National Park will be ice-free
Euclid scope launch to detect dark
matter Sustainable food security for the
world population
Stem-cell organ replacement
Texting by thinking
Where will telecom industry be in 2020?
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Comprehensive Requirements of “New IMT (5G)” in 7 Categories, Dubbed as
100
Mobility
High
Future IMT
1000 Peak Data Rate (Mbit/s)
10000 10 1
Low
IMT-2000 IMT-Adv.
Enhanced IMT-Adv.
New radio local area network (RLAN)
50000
ITU-R WP5D/TEMP/390-E
Samsung Vision on 5G Requirements
Peak Data Rate
Cell Edge Data Rate
Cell Spectral Efficiency
Mobility
Cost Efficiency
Simultaneous Connection
Latency
Peak Rate 50 Gbps
Peak Rate 1 Gbps
4G frequencies
New higher frequencies
Frequency band
Technology for Above 6 GHz
Coding/Modulation & Multiple Access
Advanced MIMO & BF
Filter-Bank Multi-Carrier
FSK QAM
FQAM
Half -wavelength
BF : Beamforming
Peak Data Rate Increase
Spectral Efficiency & Cell Edge Enhancement
Cell Capacity Enhancement
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Enabling Technologies - RAN (1/2) Enabling Technologies : RAN
Disruptive RAN Technologies for Significant Performance Enhancements
Enhanced D2D
Advanced Small Cell
Interference Management
Capacity & Cell Edge Enhancement
Cell Edge Data Rate Enhancement
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Enhancing areal spectral efficiency
Interference alignment
Areal Spectral Efficiency Increase
Peak Data Rate
Cell Edge Data Rate
Cell Spectral Efficiency
Mobility
Cost Efficiency
Simultaneous Connection
Latency
D2D : Device-to-Device
No cell boundary
Increased density
Wireless backhaul
Enabling Technologies - RAN (2/2) Enabling Technologies : RAN
Disruptive RAN Technologies for Significant Performance Enhancements
• Higher pathloss at higher frequency
• Atmosphere, rain attenuation, foliage blocking
• Outdoor to indoor penetration loss
• Fast beam tracking with narrow beams from large array
• Semiconductor readiness, PA efficiency, power consumption
Many identified challenges for mmWave
• Samsung developed world’s first mmWave mobile prototype to verify the
feasibility of mmWave mobile communications
• Global collaborative effort on mmWave channel modeling
First step toward realizing mmWave mobile in 5G
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MmWave Challenges and Opportunties
Innovate and Incubate Prototype and Demo Global Standards
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Peak Data Rate 7.5Gbps
5G Mobility Test 1.2Gbps @110km/h
World’s First 5G Data Transmission at Highway Speeds (Oct, 2014)
Record-breaking 1.2Gbps data transmission at over 100km/h, and 7.5Gbps in stationary conditions using 28GHz spectrum
mmWave Testbed - Recent Updates
[1] “Samsung Electronics Sets 5G Speed Record at 7.5Gbps, Over 30 Times Faster Than 4G LTE”, Samsung Tomorrow, 15 Oct 2014. (http://global.samsungtomorrow.com/?p=43349)
Collaborations on mmW Channel Modeling
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KAIST [~15.2Q] NYU [~14.1Q]
Durham Univ. [~15.3Q] ETRI [~15.3Q]
USC [~16.2Q]
Standards and Projects
- Freq. : 28 GHz
- Scenario : ① In-building ② Campus ③ Urban
- Method : ① Sounder (Horn) ② Ray-Tracing
- Model : ① Large Scale ② Small Scale
- Freq. : 28 GHz
- Scenario : ① Dense Urban (Los Angeles, CA) ② Sub-urban ③ Campus
- Method : ① Sounder (Array)
- Model : ① Large Scale ② Small Scale
- Freq. : 28 / 73 GHz (+ 38 GHz)
- Scenario : ① Dense Urban (NY) ② Sub-Urban (Austin)
- Method : ① Sounder (Horn)
- Model : ① Large Scale ② Small Scale
- Freq. : 29~32 GHz
- Scenario : ① T.B.D
- Method : ① Sounder (Horn)
- Model : ① Large Scale ② Small Scale
- Freq. : 28 GHz
- Scenario : ① Dense Urban (GangNam Area) ② Airport / Station
- Method : ① Sounder (Horn)
- Model : ① Large Scale ② Small Scale
Samsung’s Global Collaboration Activities with Leading Universities/Research Centers
Higher Order MU-MIMO with 3D Beamforming - 3-5x network capacity gain
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Macro-Cell Small-Cell
Carrier Freq. 2.6GHz 3.5 GHz
BW 10 MHz 20 MHz
Max. Tx Pwr 40 dBm 33 dBm
Array Gain 21 dBi 15 dBi
# TXRUs 32 32
# MU-MIMO 4 8
30 cm
50
cm
Macro-Cell BS (LTE Rel.9)
Small-Cell BS (LTE Pre-Release)
FD-MIMO (Full-Dimension MIMO)
50 cm
10
0 c
m
CPRI
LTE Infrastructure
IP
FD-MIMO eNB
High order MU-MIMO transmission to more than 10 UEsAzimuth
Beamforming
Elevation Beamforming
MU-MIMO 3D Beamforming Indoor Lab. Test
FD-MIMO Prototypes Outdoor Field Test
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FD-MIMO in 3GPP Standards
R12 workshop • Samsung , Nokia, proposed FD-MIMO + 3D channel model
• Companies agreed to study 3D channel models first
3D channel model SI • Started from January 2013 to August 2014
• Samsung served as first Chairman for 3D
EBF/FD-MIMO SI • Started October 2014, co-rapporteurs Samsung, Nokia
2012 2013 2014 2015 2011 2016
AAS SI Started
RAN plenary R12 workshop: FD-MIMO introduced
3D Ch. Model SI Started
3D completed; FD-MIMO SI Started
FD-MIMO WI Expected
June 2012, Ljubljana, Slovenia
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Global R&D Activities Current Global 5G Research Initiatives and Samsung’s Active Engagements
5G Forum Executive Board Member
Member of Giga KOREA Project 5G PPP Association (Full Member) Project Leads
5GIC Founding Member
NYU Wireless Center (Board Member)
IMT-2020 Promotion Group
Member of Future Forum
Contributor to 863 Project
5GMF (5G Mobile Promotion Forum)
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EVAL. Meth. : Evaluation Methodology Req. : Requirement EVAL. : Evaluation Dvlp. of Rec. : Development of Recommendation
Standards in 3GPP, spectrum allocation in WRC-19, ITU approval in 2020
5G Standards
2015 2014 2017 2016 2019 2018 2020
3GPP
WRC WRC-19 WRC-15
Rel-13 Rel-14 Rel-15 Rel-16
ITU-R Vision EVAL. Meth., Req. Proposal EVAL. Dvlp. of Rec.
“IMT for 2020 and beyond ”
WRC : World Radiocommunications Conferences ITU-R : International Telecommunication Union Radiocommunication Sector
Expected 5G Timelines
Initial 5G Commercialization
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• Tech. for Above 6 GHz • Adv. Coding & Modulation • Adv. MIMO & Beamforming • Enhanced D2D • Adv. Small Cell • Interference Management • Flat Network • Multi-RAT Interworking • Mobile SDN
Key Technologies
Summary on 5G for 2020 and Beyond
“The Next Big Thing is Here” in Wireless Communications.
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