ICT Role on Green Gr wth
CTO
Sam-Soo PYO
CTO
Sam-Soo PYO
1. General aspects of Green ICT
2. Implementation scenarios in KT
3. Green KT, Green Korea
CO2 reductionthrough convergence
with ICTin other industries
CO2 reductionthrough convergence
with ICTin other industries
CO2 reductionof infrastructure
and corporate activitiesin ICT industry
CO2 reductionof infrastructure
and corporate activitiesin ICT industry
Green ICT covers all activities on“Green of ICT” & “Green by ICT”
Green of ICTGreen of ICT Green by ICTGreen by ICT
The growth rate of ICT related CO2 emissions is 5.5 times that of global emissions
ICT industry power consumption & CO2 emission levels
4,0003,5003,0002,5002,0001,5001,000
500
02007 2010 2015 2020 2025 2030
546 752
1,307
1,902
2,710
3,381
334 449 7751,116
1,5922,005
Electric consumption (bn KWhrs)CO2 emission (Mtons)
CAGR = 8.48%
6055504540353025
202006 2010 2015 2020 2025 2030
CAGR = 1.52%
31 3336
38 41
29
CO2 emission levels from global energy usage
CO2 emission (Btons)
Source : Energy Information Administration, World Energy Projections Plus, 2009
「 of ICT 」 vs 「 by ICT 」「 of ICT 」 vs 「 by ICT 」
- ‘Green of ICT’ influences only 2% of global CO2 emission, while ‘Green by ICT’ covers the other 98%
- ‘Green of IT’ can reduce 845 million TCO2 worldwide, while ‘Green by IT’ can lead to 4.89billion TCO2 reduction globally
-’Green by IT’ is approximately 5 times more effective than ‘Green of ICT’ in terms of CO2 reduction
Green of IT (2%)Green of IT (2%)
Green by IT (98%)Green by IT (98%)
Source : Gartner 2007
845 million TCO2
reduction effect
4.89 billion TCO2 reduction effect
Global CO2 Emissions
2006 2007 2010
3.12
6.4
15
(Unit : $B)
3,500
500
1,000
1,500
2,000
2,500
3,000
02010 2011 2012 2013 2014
(Unit : $M)
Asia Pacific CAGR : 58%Europe CAGR : 13%North America CAGR : 38%
Worldwide Green ICT solution market* Source : Forrester, 2008
Worldwide Carbon Trading Market* Source : Korean Ministry of Planning and Budget
The Asian Green ICT business is expected to grow58% on average per annum
CO2 emission management for ICT industry
Applying ICT for other industries
A new paradigm ofgreen industry
ICT Energy
Optimization
ICT Energy
Optimization
Green ICTApplication
CreatingGreen Oceans
1. General aspects of Green ICT
2. Implementation scenarios in KT
3. Green KT, Green Korea
8 Patterns
1. Reduce use of disposable products
2. Reduce consumption of energy
3. Reduce human movement
4. Reduce freight transfers
5. Reduce office space
6. Reduce storage space
7. Improve business efficiency
8. Reduce waste material
Implementation basicsImplementation basics
Source : Studies for ICT policies regarding global warming issues, Japanese Ministry Internal Affairs and Communication, 2008
PSTN transformation into NGN
(Reduction of space and energy consumption by replacing obsolete PSTN systems through IP-based system implementation)
Green of ICT
Local
AGW
Tandem
Toll
IGS
internationalIN(SCP)
AGW
TGW
SGW
IP Premium
Broadband access
Video phonePDANotebook/PCPOTS
Appl. server
Softswitch
overseas
QoR unable switches
Signaling(STP)
No.7 sigtran
Megaco
Megaco
other
Tandem
POTS
aging TD switches
POTS : Plain Old Telephone Service
TGW : Trunk Gateway
AGW : Access Gateway
SGW : Signaling Gateway
SCP : Service Control Point
STP : Signaling Transfer Point
IGS : Interconnection Gateway Switch
Reducing the number of telecommunication offices(By reducing the number of offices from 508 to 50, KT intends to
radically cut down on energy consumption)
Fiscal year ’08Implement
Phase(~’12)Completion Phase(~’15)
Coverage 4km 20km 50km
Number of Offices 408 202 50
2008 Implement Phase(~’12) Completion Phase(~’15)
Green of ICT
Use of DC power in IDCs (avoiding conversions between AC and DC, thus resulting in higher energy efficiency)
Green of ICT
High
Low
DCAC
Security,Quality
ReliabilityAvailability
Convenience Mobility Safety Cost
DCDC ACACACAC DCDCACAC C P UC P U
batterybattery
ACAC
Server RacksUPS
Many conversions of currentleads to energy loss
DCDCACAC DCDC C P UC P U
batterybattery
DCDC
Server RacksUPS
1 Step conversion results inhigh energy efficiency
Case of AC Case of DC
Cloud Computing: power saving by hardware virtualization(increase utilization through use of virtual servers and server consolidation)
In case of 10:1 consolidation, power consumption can be reduced by 90%
0
5000
10000
15000
20000
25000
30000
35000
40000
45000
50000
1 server 4 servers 10 servers
kW
h/Y
ear
Virtual Servers Physical Servers
Source : Windows Server 2008 Power Savings, Microsoft: June 2008
90% reduction
Green of ICT
Mobile network virtualization will reduce CO2 emission(RF front-end separation, software-defined radio technology…)
CCC technology can reduce 70% of CO2 emission in mobile network
HSPA+ WiMAX
CloudCommunication Center
RFE*CDMA LTE
Optic Fiber
InternetInternet
Green of ICT
ICT-converged Traffic Systems to optimize traffic flow(Green traffic management systems with sensor networks)
Accident!
Control Center
Transmission ofunforeseen accident
status
Traffic status
forwardingTraffic allocation
RFID based distribution
services
GPS
Transmission of car location status
GIS based traffic allocation management systems
Bus CCTV, idling, and tire pressure management systems
Green by ICT
ICT-converged U-Health networks for healthier society(Remote diagnosis on Fixed-mobile networks)
Using heart sensors to remotely diagnosis disorder patients of heart
Using glucose meters on PC systems to relay results to the hospital in real time
U-health service centerGlucose meter on PC
Remote diagnosis
Wireless Heart Sensors for heart disorder patients
Realtime measurement results on PCResults relayed to the hospital (real time)
All-IP basedNetwork
(NGN/BcN)
Green by ICT
Sales OfficeHead Office
Factory Overseas Branch
Video Conferencing Systems for a greener business (Video Conference Systems saves time, money and the environment)
Business efficiency up, cost & time down
Saving the environment by preventing CO2 emission due to business trips
Green by ICT
All-IP basedNetwork
(NGN/BcN)
Virtual Classrooms using IPTV(Help save the environment by studying at home)
Provides the same educational opportunity regardless of family income
Providing education on IPTV platform for 2.4 million students
Applying IPTV technology to implement 「 Remote Education 」
<Student><Teacher>
IPTV
Green by ICT
All-IP basedNetwork
(NGN/BcN)
Eco-saving green social systems(Ecological Green New Deals through IP-USN technology)
Implementing a real-time environment monitoring and control system
Flood Control,Facility Safety
Flood Control,Facility Safety
Environment &Ecology Forecast
Environment &Ecology Forecast
Water Flow Cycle,Water Pollution
Analysis
Water Flow Cycle,Water Pollution
Analysis
Disaster MonitorDisaster Monitor Ecology MonitorEcology Monitor Water MonitorWater Monitor
USN USN USN
All-IP
Green by ICT
ICT based eco-friendly infrastructures(A greener life realized by environmentally friendly infrastructures)
Building Eco-Cities along rivers for the nation’s river restoration policy
Constructing green cities to promote green technology growth
State of the ArtState of the Art
DistinctiveDistinctive
Added ValueAdded Value
High Quality Social Contents
High Quality Social Contents
Green
-city G
reen-city
G-City
G-Tour G-Park G-Amusement Parks
G-StreetsG-Industry ComplexG-Residence
Green by ICT
1. General aspects of Green ICT
2. Implementation scenarios in KT
3. Green KT, Green Korea
New GrowthProviding IT solutions
for green ICT
EfficiencyImplementing Green ICT
Social ResponsibilityKT will help save the planet
by green ICT
KT will reduce up to 20% of its carbon emissions from2005 level by 2013
Green Office Green Energy Green Infra
LED Lighting
Video Conferencing
Paperless
Solar Panelpower plants
GeothermalAir-conditioning
All-IP based BcN
Green IDC
CCC
WiBro
VideoConference
CloudComputing
EnergyInformation
NetworkIPTV
SolarEnergy
GeothermalPower
Green-CityUSN
Green ICT business will lead to new growth for KT & KoreaGreen ICT business will lead to new growth for KT & Korea