ICT Role on Green Gr wth CTO SamSoo

ICT Role on Green Gr wth CTO Sam-Soo PYO

1. General aspects of Green ICT 2. Implementation scenarios in KT 3. Green KT, Green Korea

Green ICT covers all activities on “Green of ICT” & “Green by ICT” Green of ICT Green by ICT CO 2 reduction of infrastructure and corporate activities in ICT industry CO 2 reduction through convergence with ICT in other industries

The growth rate of ICT related CO 2 emissions is 5. 5 times that of global emissions Source : Energy Information Administration, World Energy Projections Plus, 2009 60 55 50 45 40 35 30 25 20 CO 2 emission (Btons) 1. 52% CAGR = 36 38 41 2025 2030 33 29 31 2006 2010 2015 2020 CO 2 emission levels from global energy usage 4, 000 3, 500 3, 000 2, 500 2, 000 1, 500 1, 000 500 0 3, 381 Electric consumption (bn KWhrs) CO 2 emission (Mtons) 2, 710 1, 902 1, 307 546 449 2007 2010 775 2015 % = 8. 48 2, 005 752 334 CAGR 1, 116 2020 1, 592 2025 ICT industry power consumption & CO 2 emission levels 2030

「of ICT」vs「by ICT」 Green of IT (2%) 845 million TCO 2 reduction effect Green by IT (98%) 4. 89 billion TCO 2 reduction effect - ‘Green of ICT’ influences only 2% of global CO 2 emission, while ‘Green by ICT’ covers the other 98% - ‘Green of IT’ can reduce 845 million TCO 2 worldwide, while ‘Green by IT’ can lead to 4. 89 billion TCO 2 reduction globally -’Green by IT’ is approximately 5 times more effective than ‘Green of ICT’ in terms of CO 2 reduction Global CO 2 Emissions Source : Gartner 2007

The Asian Green ICT business is expected to grow 58% on average per annum 3, 500 3, 000 2, 500 15 (Unit : $M) Asia Pacific CAGR : 58% Europe CAGR : 13% North America CAGR : 38% (Unit : $B) 6. 4 2, 000 1, 500 3. 12 1, 000 500 0 2011 2012 2013 2014 2006 2007 2010 Worldwide Green ICT solution market Worldwide Carbon Trading Market * Source : Forrester, 2008 * Source : Korean Ministry of Planning and Budget

Creating Green Oceans ICT Energy Green ICT Application Optimization CO 2 emission management for ICT industry Applying ICT for other industries A new paradigm of green industry

1. General aspects of Green ICT 2. Implementation scenarios in KT 3. Green KT, Green Korea

Implementation basics 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 Source : Studies for ICT policies regarding global warming issues, Japanese Ministry Internal Affairs and Communication, 2008

Green of ICT PSTN transformation into NGN (Reduction of space and energy consumption by replacing obsolete PSTN systems through IP-based system implementation) overseas international other Toll IGS Tandem Appl. server IN (SCP) Megaco AGW Local AGW TGW : Trunk Gateway AGW : Access Gateway SGW sigtran Signaling No. 7 (STP) TGW Megaco Tandem POTS : Plain Old Telephone Service Softswitch SGW : Signaling Gateway SCP : Service Control Point STP : Signaling Transfer Point IP Premium IGS : Interconnection Gateway Switch Broadband access aging TD switches POTS Qo. R unable switches Video phone PDA Notebook/PC

Green of ICT 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 ’ 08 Implement Phase(~’ 12) Completion Phase(~’ 15) Coverage 4 km 20 km 50 km 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) Case of AC DC AC Case of DC High UPS Server Racks AC DC C P U AC DC AC UPS Many conversions of current leads to energy loss DC C P U AC DC AC battery Server Racks DC battery 1 Step conversion results in high energy efficiency Low Security, Convenience Quality Reliability Availability Mobility Safety Cost

Green of ICT Cloud Computing: power saving by hardware virtualization (increase utilization through use of virtual servers and server consolidation) 90% reduction Source : Windows Server 2008 Power Savings, Microsoft: June 2008 In case of 10: 1 consolidation, power consumption can be reduced by 90%

Green of ICT Mobile network virtualization will reduce CO 2 emission (RF front-end separation, software-defined radio technology…) Internet Cloud Communication Center Optic Fiber CDMA RFE* HSPA+ Wi. MAX LTE CCC technology can reduce 70% of CO 2 emission in mobile network

Green by ICT-converged Traffic Systems to optimize traffic flow (Green traffic management systems with sensor networks) GPS Control Center Traffic allocation RFID based distribution services Transmissi Traffic on of car status location forwarding status Transmission of unforeseen accident status Accident! GIS based traffic allocation management systems Bus CCTV, idling, and tire pressure management systems

Green by ICT-converged U-Health networks for healthier society (Remote diagnosis on Fixed-mobile networks) Glucose meter on PC U-health service center Remote diagnosis Results relayed to the hospital (real time) All-IP based Network (NGN/Bc. N) Wireless Heart Sensors for heart disorder patients Realtime measurement results on PC 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

Green by ICT Video Conferencing Systems for a greener business (Video Conference Systems saves time, money and the environment) Head Office Factory Sales Office All-IP based Network (NGN/Bc. N) Overseas Branch Business efficiency up, cost & time down Saving the environment by preventing CO 2 emission due to business trips

Green by ICT Virtual Classrooms using IPTV (Help save the environment by studying at home) All-IP based Network (NGN/Bc. N) <Teacher> IPTV <Student> Applying IPTV technology to implement「Remote Education」 Provides the same educational opportunity regardless of family income Providing education on IPTV platform for 2. 4 million students

Green by ICT Eco-saving green social systems (Ecological Green New Deals through IP-USN technology) All-IP USN USN Disaster Monitor Ecology Monitor Water Monitor Flood Control, Facility Safety Environment & Ecology Forecast Water Flow Cycle, Water Pollution Analysis Implementing a real-time environment monitoring and control system

Green by ICT based eco-friendly infrastructures (A greener life realized by environmentally friendly infrastructures) State of the Art Green-city G-City Distinctive G-Tour G-Park G-Amusement Parks G-Residence G-Industry Complex G-Streets Added Value High Quality Social Contents Building Eco-Cities along rivers for the nation’s river restoration policy Constructing green cities to promote green technology growth

1. General aspects of Green ICT 2. Implementation scenarios in KT 3. Green KT, Green Korea

New Growth Efficiency Providing IT solutions for green ICT Implementing Green ICT Social Responsibility KT will help save the planet by green ICT

KT will reduce up to 20% of its carbon emissions from 2005 level by 2013 Green Office Green Energy Green Infra LED Lighting Solar Panel power plants All-IP based Bc. N Video Conferencing Geothermal Air-conditioning Green IDC Paperless CCC

Green ICT business will lead to new growth for KT & Korea Energy Information Network Geothermal Power IPTV Video Conference Wi. Bro Solar Energy Cloud Computing USN Green-City