May 25, 2002 Int'l Submarine Cable Network
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May 25, 2002 Int'l Submarine Cable Network

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  • 1. May 25, 2002 Int’l Submarine Cable Network In KT (Status and Plan) “ The Value Networking Company”
  • 2. 1. Introductions 2. International Submarine Cables 3. Korea-Japan Cable Network (KJCN) 4. Benefit of KJCN 5. Future Plan Table of Contents
  • 3. 1. General Features of Submarine Cable 2. Basic Structure of Submarine Cable 3. Role of Submarine Cable 4. Procedure of Submarine Cable Construction 5. Special Equipments for Construction Introductions
  • 4. Introduction
    • Long Distance Transmission Capability
    • - Trans-Pacific and Trans-Atlantic
    • Big Bandwidth Transmission Capability
    • - Suitable for Internet, Video Streaming
    • High Reliability
    • - Suitable for international e-commerce business
    • State of Art Technology
    • - High Quality Service
    General Features of Submarine Cables
  • 5. Introduction Role of Submarine Cables for International Telecommunication in Korea
    • Major Infrastructure of International Telecommunication
    97% 3% 2001 56% 44% 1995 20% 80% 1990 Submarine Cables Satellites Year
  • 6. Introduction Procedure of Submarine Cable Construction Demand Forecast Traffic Pattern Study C&MA and Contract Singing among the Committed Parties RFS Service Launch MOU among the Interested Parties 2 ~ 3 years
    • C&MA Preparation
    • - Cost allocation
    • - Investment Principle
    • - Method of Operation
    • Contract Preparation
    • - Supplier Selection
    • - Technical and commercial
    • negotiation
    • Site Survey
    • Necessary License and permit
    • Environmental Investigation
    • Cable Laying
    • Equipment Installation
    • Test
  • 7. Introduction Basic Structure of Submarine Cable Domestic Network Supervisory Equipment Power Feed EQ. Repeater Terminal Station B Terminal Station C Branching Unit Terminal Station A Beach Manhole Terminal Equipment Domestic Equipment
  • 8. Introduction Special Equipments for Construction (Cableship Segero)
    • Main Particulars
    • Launch : 1998.4
    • Gross Ton : 8,300 T
    • Length :115.8m
    • Beam : 20m
    • Accommodation: 63
    • Endurance : 12,000nm
  • 9. Introduction Special Equipments for Construction (Plough) The Plough is designed for the installation and burial submarine cables at same time to protect the cable
  • 10. Introduction Special Equipments for Construction (ROV) Remotely operated vehicles (ROV), plough typed vehicle, can be used for the difficult working area like the junction of cables and of re-burial working after repairing the present cables.
  • 11. 1. Submarine Cable Maps - World Cable Map - North East Asia Cable Map 2. Submarine Cables Landed in Korea International Submarine Cable
  • 12. International Submarine Cable Submarine Cables in the World
  • 13. International Submarine Cable Submarine Cables in North East Asia
  • 14. International Submarine Cable Cables Landed in Korea (1) Seoul Boeun E/S Kumsan Taeahn C/S Busan Keoje Cheju HJK Chikura(Japan) APCN SMW-3 FLAG Bandon(US) Ninomya(Japan) Miura(Japan) Okinawa(Japan) Miyazaki(Japan) D.W.B(Hong Kong) LTU(Hong Kong) CHM(China) Qindao(China) H-U Cable Naoetsu (Japan) CKC China-US RJK HJK FLAG SMW-3 APCN China-US Kitaibaraki(Japan) SHI(China) APCN 2 APCN 2 Nahodka (Russia) SHI(China) SHI(China) LTU(Hong Kong) Fukuoka/Kitakyushu(Japan) KJCN
  • 15. International Submarine Cable Cables Landed in Korea (2) 549Km 39,000Km 29,000Km 4,587Km 500Km 19,000Km 30,444Km 12,084Km 1,762Km Length 1997. 4 10Gbps (5Gx2P) South east Asia-Middle east- Western Europe (14 countries) FLAG Keoje 1995. 1 560Mbps x 2 Russia-Japan-Korea RJK Busan 1997. 1 20Gbps (5Gx2WDMx2P) Korea-Japan-Hongkong-Taiwan- Philliphine-Malaysia-Singapore- Indonesia-Thailand-Austria APCN 2000. 1 80Gbps (2.5Gx8WDMx4P) Korea-Japan-China-Taiwan- Guam-The United States CUCN 2001.12 2.56Tbps (10Gx64WDMx4P) Korea-Japan-Taiwan-China- Hongkong-Malaysia-Phillipine- Singapore APCN-2 2002. 3 2.88Tbps (10Gx24WDMx12P) Korea-Japan KJCN 1990. 5 280Mbps Hongkong-Japan-Korea HJK Jeju CKC SMW-3 Name China-Korea South east Asia-Middle east- Western Europe (33 countries) Path 1996. 1 560Mbps x 2 Taeahn 1999.12 40Gbps (2.5Gx8WDMx2P) RFS Capacity (Structure) Cable Station
  • 16. 1. KJCN Map 2. KJCN General 3. Advantages of KJCN Korea-Japan Cable Network
  • 17. Korea-Japan Cable Network KJCN Map
  • 18. Korea-Japan Cable Network KJCN General
    • KJCN Route : Busan-Fukuoka, Busan-Kitakyushu
    • Participants : KT, NTT, Japan Telecom, KEPCO
    • C&MA Signing : 2001.5.25
    • Supply Contract (Fujitsu) : 2001.5.25
    • Total Length : 500Km
    • Number of Fiber Pair : 12
    • RFS : 2002. March
    • KEPCO: Kyushu Electric Power Co., RFS: Ready For Service
    • C&MA: Construction and Maintenance Agreement
  • 19. Korea-Japan Cable Network Advantages of KJCN
    • Continuous Competitiveness of the Network
    • - No need for Repeater due to the Short distance
    • - Applying cutting edge technology is possible at any time
    • Exclusive connection between Korea and Japan
    • - Cheap Cost
    • - But, high quality and cheap service
    • Highly stable network by Self-healing function
    • - Stable telecommunication Services
    • - Internet and e-commerce application
  • 20. 1. Trends of Submarine Cable Technology 2. Expansion of Submarine Cable Capacity 3. Construction of additional Trans-Pacific Cable Network 4. KT’s International Service Future Plan
  • 21. Trends of Submarine Cable Technology
    • Development of 10Gbps/  big bandwidth transmission technology
    • - Commercializing 128DWDM at Trans-Pacific(9,000Km) is
    • possible within 2004
    • - Under development to apply 40Gbps/  at Trans-Pacific
    • Migration to Wavelength access
    • - Optimizing cable network to reduce the cost
    • - Adopting NG-SDH platform, such as MSPP
    Future Plan
  • 22. Future Plan Expansion of Submarine Cable Capacity
  • 23. Construction of additional Trans-Pacific Cable Network Future Plan
    • Next cable project
    • - High demand toward America
    • (Sharp increase of High speed Internet in Asia region)
    • - Under review to participate in new project
    • Outlook
    • - Unavoidableness of postponement
    • - Decreasing demand by World IT economic slump
    • (except Korea, China, Taiwan, etc.)
  • 24. KT’s International Service Future Plan
    • Major service(Current)
    KT International Network Int’l Telephone Service Int’l Intelligent Service IPLC Service Int’l ATM Service Global Transit Service IP Transit Service Earth Station Cable Station Int’l Gateway
  • 25. Future Plan
    • Global package solution(Next)
    Connectivity Hosting Contents Distribution IP Transit, IP VPN, ATM, F/R VLAN, Ethernet Co-location, Hosting, Managed Service Streaming, Contents Delivery KT America KT Japan KT London Others
  • 26. Future Plan
    • Global presence
    KT Japan (Tokyo) Hanoi KT America (New York) Geneva KTAI (LA) NTC(Bladivostok) Capital Inv. Beijing Mongolia Telecom Capital Inv. London Vietnam BCC capital investment Thailand Representative PIEM INTERNATIONAL KT Philippines Inc. Overseas Office Local Corporation or Capital Investment
  • 27. Future Plan
    • Internet backbone(5Gbps) – Upgraded to 7Gbps
    Australia( 10M ) Hong Kong( 155M ) Philippine( 0.5M ) Thailand( 2M ) Indonesia( 2M ) Singapore( 45M ) Malaysia( 2M ) Taiwan( 200M ) Japan( 665M ) Russia( 6M ) China( 200M ) Australia( 12M ) Indonesia( 2M ) Singapore( 45M ) Malaysia( 2M ) EU( 155M ) Kornet POP in US LA San Jose Palo Alto New York Vienna U.S.A(3.875G) Vietnam( 0.5M ) EU(155M)
  • 28. Future Plan
    • ISP connectivity
    Current Facility Planned Facility KORNET San Jose KORNET New York MSN Yahoo Exodus Abovenet Australia Telstra Optus Russia Rostel Malaysia TM Indonesia Indosat PAIX net Thailand CAT Sprint Concert Teleglobe KORNET LA PAIX net KORNET PAIX (Paloalto) KORNET PAIX (Vienna) KORNET London Peering with 30 major ISP such as BT, DT, FT, Telefonica, Telecom Italia, Belgacom, Japan NTT ,C&W IDC, KDDI ,JT Singapore SingTel China CT Philippines PLDT Taiwan CHT UUNet KORNET Global Gate Vietnam VDC
  • 29. Thank you … Sung-In KIM Manager Int’l Network Planning & Management Team WorldCup/Int’l Telecommunication Business Center Network Planning & Coordination Group KT Corporation Tel: +82-31-727-2532 E-mail: mcgyber@kt.co.kr