0 SK Telecom Proprietary, Network R&D Center, 2018

1 SK Telecom Proprietary, Network R&D Center, 2018

2 SK Telecom Proprietary, Network R&D Center, 2018

2G

CDMA,1x & EVDO

3G

WCDMA/HSDPA

4G/LTE

850MHz

LTE-A

10+10M

Carrier

Aggregation

300Mbps

LTE-A

20+10+10M

Carrier

Aggregation

850MHz

+1.8GHz

+2.1GHz10MHz BW

2x2 MIMO

5G

500Mbps

LTE-A

20+10+20M

Carrier

Aggregation

256QAM

1.8GHz

+2.1GHz

+2.6GHz

1996~2002 2003/2006 2011.7 2013.6 2014.12

World’s First Korea’s First World’s First World’s First

2016.6

World’s First

2017.6

World First

World’s First

5G Connected Car

@BMW Driving Center

(2016.11)

5G Stadium Showcase

@Inchon ballpark

(2017.3)

World’s First

20Gbps Data-rate

(MWC 2016)

5G mmWave Mobility

3.6Gbps@170km/h

(2017.2)

900Mbps

LTE-A Pro

10+20+10

+20+10M

Carrier

Aggregation

4x4 MIMO

256QAM

850Mhz

+1.8GHz

+2.1GHz

+2.6GHz

4.5G

Korea’s/World’s First

World‘s First 5G-LTE

InterworkingPerfect 5G N/W

(3.5GHz+28GHz+LTE)

(2017.9)

5G Autonomous Driving

With V2X @K-City

(2018.2)

3 SK Telecom Proprietary, Network R&D Center, 2018

4 SK Telecom Proprietary, Network R&D Center, 2018 Source: ITU-R

5G ServicesTechnical Enhancement

From 4G to 5G

IMT-2020

IMT-

Advanced

User Experienced

Data Rate (Mbit/s)

Peak Data

Rate (Gbit/s)

Area Traffic

Capacity

(Mbit/s/m2)

Network

Energy Efficiency

Connection Density

(devices/km2)

Latency

(ms)

Mobility

(km/h)

Spectrum

Efficiency

100

101

20

0.1

10

100x1x

1x

3x

350500

10

1106

105

5 SK Telecom Proprietary, Network R&D Center, 2018

6 SK Telecom Proprietary, Network R&D Center, 2018

2014.10:

5G Whitepaper

2015.10:

5G Arch. Design

& Implementation Guidelines

2016.7:

ATSCALE & COSMOS

Arch. Whitepaper

2017.3 / 7:

5G System

RFI / RFP

All white papers are publically available to download at https://developers.sktelecom.com/resource/document/

7 SK Telecom Proprietary, Network R&D Center, 2018

WAN

End-to-end Network Orchestration

Local NFV Orchestrator Transport Infra Orchestrator

Unifie

d-O

Edge DC Central DC

Open & Programmable H/W

Resource Abstraction Layer

Open & Programmable H/W

CO

SM

OS

Virtualized Network Functions

Fronthaul

L1/L2

RF

Remote Unit

4G

5GSDRAN

RNF ESF

vCore

CNF CSF OSF

Transport InfrastructureTransportOpen H/W

POTN

Network Service Functions

TNF

uCTN

Mobile Connectivity Functions

uCTN

Service Orchestration and Exposure

Low Latency Service

Immersive Media

Telco Service

Virtualized Network Slice #1

#2#N

NG

-OSS

(E2E R

eso

urce

Mgm

t., Cognitive

& In

tellig

ent A

uto

matio

n)ATSCALE

Whitepaper

ATSCALE – New E2E Architecture for 5G

COSMOS – Architecture for All-IT telco infrastructure

8 SK Telecom Proprietary, Network R&D Center, 2018

9 SK Telecom Proprietary, Network R&D Center, 2018

“Perfect 5G” based on 28GHz 5G - 3.5GHz 5G - LTE Interworking

5G test driving route around SK Telecom T-Tower 28GHz/3.5GHz 5G-LTE Seamless Interworking

10 SK Telecom Proprietary, Network R&D Center, 2018

5G Experience Bus

28GHz UE Ant

3.5GHz UE AntLTE UE Ant

360°VR Camera

5G Mobile_360VR Call(’17.10)SK Telecom – Samsung 5G Trials

28GHz RU + Ant

3.5GHz RU + Ant

5G Tablet

360 VR

Camera

11 SK Telecom Proprietary, Network R&D Center, 2018

12 SK Telecom Proprietary, Network R&D Center, 2018

Source: http://info.bmw-driving-center.co.kr

13 SK Telecom Proprietary, Network R&D Center, 2018

14 SK Telecom Proprietary, Network R&D Center, 2018

[5G Infra : 5G 28GHz Radio, N/W Slicing Core]

[V2X Connected Car : V2X, Drone, Video Recognition] [Immersive Experience : Live Conference, 4k 360 Live VR,

4k Multi-View, 5G Experience Bus]

15 SK Telecom Proprietary, Network R&D Center, 2018

“ 5G + HD Map Tech. were embedded in autonomous car ”

K-City Autonomous Driving Track with 5G Connectivity

Layer 1

Static precision map

Layer 2

Landmark, Traffic Sign,

Speed Limit

Layer 3

Construction area,

Accidents, Congestion,

Weather,

Traffic information

Layer 4

Real-time

pedestrian/vehicles,

Traffic light information

K-City Track Autonomous DrivingControl Center

HD-Map Structure

16 SK Telecom Proprietary, Network R&D Center, 2018

17 SK Telecom Proprietary, Network R&D Center, 2018

18 SK Telecom Proprietary, Network R&D Center, 2018

19 SK Telecom Proprietary, Network R&D Center, 2018

5G Igloo in Seoul Plaza

Ice Jump(Time Slicing)

Snow Drift(Robotics & VR)

Snowball Fight(VR)

5G infra and media technologies provided immersive experiences to the citizens in Seoul Plaza

360 Dome VR(No-Glasses VR)

20 SK Telecom Proprietary, Network R&D Center, 2018

21 SK Telecom Proprietary, Network R&D Center, 2018

Welcome To

5G Stadium

5G infra and T5 provided immersive experiences to 20K audiences in Inchon Baseball Park

5G Connected Car – T5 AR Multi-View, 360 VR

VID

https://www.youtube.com/watch?v=sa9THLc0b7Q

22 SK Telecom Proprietary, Network R&D Center, 2018

SKTelecom won 9 5G awards in 2016~17, was selected as No1. promising 5G Operator by Juniper research in London

23 SK Telecom Proprietary, Network R&D Center, 2018

24 SK Telecom Proprietary, Network R&D Center, 2018

SKT 5G TS 5G Open Trial Specification Alliance

5G Technology for 3GPP 5G NR Specification

ATSCALE

3GPP 5G NR

Standard

SKT 5G Commercial Preparation(RFI, RFP, BMT, CDR,….)

5G Trial Service

5G Technology Alliance for 3GPP 5G NR Specification

‘16.3Q ‘16.4Q ‘17.1Q ‘17.2Q ‘17.3Q ‘17.4Q ‘18 ‘19 ‘20

25 SK Telecom Proprietary, Network R&D Center, 2018