1. (VHO related works in BcN project)
IEEE MEDIA INDEPENDENT HANDOVER
DCN:
Title: Insight into Network Convergence in Korea
(VHO related works in BcN project)
Date Submitted: September, 4, 2008
Presented at IEEE session #28 in Big Island of Hawaii
Authors or Source(s):
il-Kwon Myung-Won
National Information Society Agency
Junghoon Changmin
ETRI

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IEEE presentation release statements
This document has been prepared to assist the IEEE Working Group. It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein.
The contributor grants a free, irrevocable license to the IEEE to incorporate material contained in this contribution, and any modifications thereof, in the creation of an IEEE Standards publication; to copyright in the IEEE’s name any IEEE Standards publication even though it may include portions of this contribution; and at the IEEE’s sole discretion to permit others to reproduce in whole or in part the resulting IEEE Standards publication. The contributor also acknowledges and accepts that this contribution may be made public by IEEE
The contributor is familiar with IEEE patent policy, as outlined in Section 6.3 of the IEEE-SA Standards Board Operations Manual < and in Understanding Patent Issues During IEEE Standards Development

3. Contents
4. Conclusion
3. VHO
related works
NIA
2. BcN
Project

4. In this chapter we address ~1.
NIA (National Information Society Agency) 2.
Broadband convergence Network Project 3.
Vertical Handover related Works 4.
Conclusion

5. NIA (National Information Society Agency) at a Glance
Founded in 1987 to
NIA is a National Agency which supports ICT (Information and Communication Technology) promotions and developments of policies for the information society. (Framework Act on Informatization Promotion)
Public Agency
Statutory Agency
- Computerization Act (1986), Informatization Promotion Act (1996)
Government Funded
- USD 600 Million Annual Budget (’06), over 300 Employees (’06)

6. In this chapter we address ~1.
NIA (National Information Society Agency) 2.
Broadband convergence Network Project 3.
Vertical Handover related Works 4.
Conclusion

7. Media Gateways Media Gateways
Broadband convergence Network Concept & Architecture
Aim to provide converged services on single network
Reduce OPEX shortly and CAPEX in the long term
BcN is same as Next Generation Network conceptually
Service and Control
Service and Control layer
Media Gateways
Media Gateways
Packet Transport
PSTN
Wireless
Internet/Data
CATV
Transport layer
Wired
Broadcast
Wireless
Subscriber’s network layer
Home & Equipment layer

8. Project Phases
1st Phase(’04~’05year) : driven by new converged services
2nd Phase(’06~’07year) : driven by QoS
3rd Phase(’08~’10year) : driven by VHO
Direction of
BcN Pilot
Project
Network Convergence
Service Convergence
Promote broadband
by means of developing new converged services
Promote constructing QoS supported network and Commercializing
Promote QPS and network convergence
by means of VHO and QoS control
1st Phase: Base
2nd Phase: Stride
3rd Phase: Complete
BcN
Construction
Primary Plan
Each phase of BcN

9. Participating consortiums
Octave Consortium
UbiNet Consortium
BcN
pilot project
CableBcN Consortium
Kang-gae-to Consortium

10. Broadband and Convergence states in Korea(1/3)
Classify service model in the view of provider (operator)
Comm.& Broadcast
Voice & Data
세부 추진 방향
Wired & Wireless
세부 추진 방향
세부 추진 방향
Wired & wireless
interworking -
VoIP (PSTN quality)
TV portal ( IPTV )
Video IP telephony
Wired video IP telephony &
WCDMA video IP telephony
DCATV (SD, HD, Interactive)
Application service based on Open API
Objectives index : wired 50~100Mbps and wireless 1~2Mbps per user
Wired subscriber (thousand HH)
Wireless subscriber (thousand)
Subscriber
No.
(Dec. ’07)
LAN 방식
FTTH
VDSL
HFC
HSDPA
WLAN
WiBro
3,900
840
1,950
320
5,010
510
110

11. Broadband and Convergence states in Korea(2/3)
Broadband is switching to 100Mbps services (speed competition)
Broadband M/S (Provider)
Total : 14,710k
Hanaro
(24.9%/ 3,658K)
Powercomm /LGDacom
(12.2%/ 1,789K) KT
(44.3%/ 6,515K )
Others
(18.7%/ 2,746K)
100Mbps Broadband M/S
14,710k
12,190k
14,043k
100Mbps
3,400k
(24%)
100Mbps
5,015k
(34%)
100Mbps
1,620k
(13%)
10%↑
11%↑
Broadband M/S (Access)
Optical LAN
(28.4%/ 4,170K)
xDSL
(31.3%/ 4,603K)
HFC
(34.6%/ 5,091K)
FTTH
(5.7%/ 885K)
Non 100Mbps
10,570k
(87%)
Non 100Mbps
10,643k
(76%)
Non 100Mbps
9,694k
(66%)
‘05
‘06
‘07
(Dec, 2007/ Unit : thousand)

12. Broadband and Convergence states in Korea(3/3)
General Broadband Strategies of Network Providers (from KT material)
Fixed
Mobile
Convergence
IPTV, DCATV

13. 3rd Phase 3rd Phase Flows Standard of technology
Analysis of subscribers’ response
Analysis of
market & technology
Test-bed
Trial
Services
In commercial
network
Concrete
Strategy
Analysis
Of GAP
Issues related with
policy & regulation
3rd Phase Flows
Commercialization
Plan
Business
Policy
View point of
Subscriber’s benefit
Policy & Regulation
Plan

14. Main contents of 3rd phase
Fixed Mobile Convergence
Deal with Vertical Hand Over technology issues
Interoperability
Deal with inter IMS communications, video IP telephony etc
QoS control and it’s interoperability
Deal with interoperation of operators’ QoS policies
Policy & regulation issues
Deal with issues of converged wired and wireless services

15. In this chapter we address ~1.
NIA (National Information Society Agency) 2.
Broadband convergence Network Project 3.
Vertical Handover related Works 4.
Conclusion

16. Candidate technologies
HSDPA, WiBro dual interfaces and WLAN
MIH, Mobike, CMIP, PMIP
Make before break approach
HSDPA, WiBro dual interfaces and Ev-DO
MIH, CMIP, PMIP
Make after break approach, high VHO latency
Ev-Do and WLAN dual interfaces
MIH, xGMIP
MBB approach (xGMIP’s proprietary scheme)

17. Design of Octave’s Test-bed
Referenced by KT’s materials
MIH IS
MIH POS
Mobike-MIH
Mobike G/W
1. left side : based on HSDPA-WiBro commercial network
2. right side : based on lab test-bed

18. Design of Octave’s Test-bed
Referenced by KT’s materials
HSDPA
HSDPA 에
연결 되었습니다.
단말  MN A
WiBro : -76dBm(Poor)
HO control : AUTO
HO Procedure : MN-Ctrl 

19. Design of Ubinet’s Test-bed
Referenced by SKT’s materials
WCDMA / WiBro FA
RNC
SGSN
GGSN
Node-B
Core Network
MIH Server
MIHP/UDP/IP FA
Dual-Mode
MIH Terminal
(PC/PDA)
UDP/IP
Internet
RAS
ACR
Edge Router
AAA
MIP HA
DHCP/
DNS
WiBro
Network Initiated Handover (with support from MN)
Policy: Signal strength, ABC, subscriber’s profile, cell overload state etc.

20. Design of Kang-gae-to’s Test-bed
Referenced by LG Dacom’s materials
xGMIP Server
VOD Server
xGMIP
Tunnel GW 1G
CDMA Zone
1G*10port 1G
PDSN
BSC/PCF
BTS
Soft S/W
L2 스위치
RTP Portal
WMN AP AP
DBDM
MIP like protocol but mobile VPN scheme like Mobike
Ev-DO and WLAN in household.

21. Last chapter 1. 2. 3. 4. NIA (National Information Society Agency)
Broadband convergence Network Project 3.
Vertical Handover related Works 4.
Conclusion

22. Wired and Wireless Convergence Next Generation Network
Conclusion
We execute
Search for optimum network architecture & technology
as well as key factors of enhancing user benefits
BcN
Project
We think
Key technology of fixed mobile convergence
Vertical Handover
We expect
Reduce OPEX & CAPEX => Reduce fee
Create new services => market expansion
Wired and Wireless Convergence
We define
Ultimate Objective
Next Generation Network

23. Thank You!