insight into network convergence in korea (vho …...21-08-0252-00-0000 1 ieee 802.21 media...

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IEEE 802.21 MEDIA INDEPENDENT HANDOVER DCN: 21-08-0252-00-0000

Title: Insight into Network Convergence in Korea (VHO related works in BcN project)

Date Submitted: September, 4, 2008Presented at IEEE 802.21 session #28 in Big Island of HawaiiAuthors or Source(s):il-Kwon Cho([email protected]), Myung-Won Song([email protected])

National Information Society AgencyJunghoon Jee([email protected]), Changmin Park([email protected])

ETRI

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IEEE 802.21 presentation release statementsThis document has been prepared to assist the IEEE 802.21 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 802.21.

The contributor is familiar with IEEE patent policy, as outlined in Section 6.3 of the IEEE-SA Standards Board Operations Manual<http://standards.ieee.org/guides/opman/sect6.html#6.3> and in Understanding Patent Issues During IEEE Standards Developmenthttp://standards.ieee.org/board/pat/guide.html>

IEEE 802.21 presentation release statementsThis document has been prepared to assist the IEEE 802.21 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 802.21.

The contributor is familiar with IEEE patent policy, as stated in Section 6 of the IEEE-SA Standards Board bylaws<http://standards.ieee.org/guides/bylaws/sect6-7.html#6> and in Understanding Patent Issues During IEEE Standards Developmenthttp://standards.ieee.org/board/pat/faq.pdf>

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Contents

4. Conclusion

3. VHO related works

2. BcNProject

1. NIA

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In this chapter we address ~

Vertical Handover related WorksVertical Handover related WorksVertical Handover related Works3.3.3.

ConclusionConclusionConclusion

NIA (National Information Society Agency)NIA (National Information Society Agency)NIA (National Information Society Agency)1.1.1.

Broadband convergence Network ProjectBroadband convergence Network ProjectBroadband convergence Network Project2.2.2.

4.4.4.

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NIA (National Information Society Agency) at a Glance

NIA is a National Agency which Support ICT Enablement of NIA is a National Agency which Support ICT Enablement of

NationalNational--Wide and Development of Policies for the Information Wide and Development of Policies for the Information

SocietySociety (Framework Act on Informatization Promotion)(Framework Act on Informatization Promotion)

Statutory AgencyStatutory Agency

-- Computerization Act(1986), Computerization Act(1986), InformatizationInformatization Promotion Act(1996)Promotion Act(1996)

Government FundedGovernment Funded

-- USD 600 Million Annual Budget (USD 600 Million Annual Budget (’’06), over 300 Employees(06), over 300 Employees(’’06)06)

Founded in 1987 toFounded in 1987 to

Public AgencyPublic AgencyPublic Agency

http://www.nia.or.kr/special_content/eng/

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4.4.4.

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Broadband convergence Network Concept & Architecture

PSTN

Wire

less

Inte

rnet

/Dat

a

CA

TVService and Control

Packet Transport

Wireless BroadcastWired

Service and Control layer

Transport layer

Subscriber’s network layer

Home & Equipment layer

Aim to provide converged services on single networkReduce OPEX shortly and CAPEX in the long termBcN is same as Next Generation Network conceptually

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Project Phases

1st Phase(’04~’05year) : driven by new converged services 2nd Phase(’06~’07year) : driven by QoS3rd Phase(’08~’10year) : driven by VHO

Network ConvergenceDirection

ofBcN PilotProject

Promote broadbandby means of developing new converged services

Service Convergence

Promote constructing QoS supported network and Commercializing

Promote QPS and network convergenceby means of VHO and QoS control

BcN ConstructionPrimary Plan

1st Phase: Base1st Phase: Base

Each phase of BcNEach phase of BcN

2nd Phase: Stride2nd Phase: Stride 3rd Phase: Complete3rd Phase: Complete

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Participating consortiums

Octave ConsortiumOctave ConsortiumUbiNet ConsortiumUbiNet Consortium

KangKang--gaegae--to Consortiumto ConsortiumCableBcN ConsortiumCableBcN Consortium

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Broadband and Convergence states in Korea(1/3)

세부 추진방향세부 추진방향Voice & Data 세부 추진

방향세부 추진방향

Wired & Wireless 세부 추진방향세부 추진방향

Comm.& Broadcast

Wired video IP telephony &

WCDMA video IP telephony

TV portal ( IPTV )VoIP (PSTN quality)

Video IP telephony

Application service based on Open API

- Wired & wireless

interworking -

DCATV (SD, HD, Interactive)

LAN 방식LAN 방식

Wired subscriber (thousand HH)Wired subscriber (thousand HH) Wireless subscriber (thousand)Wireless subscriber (thousand)SubscriberNo.

(Dec. ’07)

SubscriberNo.

(Dec. ’07)FTTHFTTH VDSLVDSL HFCHFC HSDPAHSDPA WLANWLAN WiBroWiBro

3,9003,900 840840 1,9501,950 320320 5,0105,010 510510 110110

Classify service model in the view of provider (operator)

Objectives index : wired 50~100Mbps and wireless 1~2Mbps per user

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Broadband M/S (Provider)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)

Broadband M/S (Access)Broadband M/S (Access)

Optical LAN(28.4%/ 4,170K)

xDSL(31.3%/ 4,603K)

HFC(34.6%/ 5,091K)

FTTH(5.7%/ 885K)

100Mbps Broadband M/S100Mbps Broadband M/S

14,710k

(Dec, 2007/ Unit : thousand)

‘06 ‘07

100Mbps5,015k(34%)

Non 100Mbps10,643k(76%)

100Mbps3,400k(24%)

14,043k

10%↑

‘05

Non 100Mbps10,570k(87%)

100Mbps1,620k(13%)

12,190k

Non 100Mbps9,694k(66%)

11%↑

Broadband is switching to 100Mbps services (speed competition)

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General Broadband Strategies of Network Providers (from KT material)

IPTV, DCATV

FixedMobileConvergence

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3rd Phase

CommercializationPlan

ConcreteStrategy

Analysis ofmarket & technology

3rd Phase Flows

Test-bedTrial

ServicesIn commercialnetwork

AnalysisOf GAP

Policy & RegulationPlan

Issues related withpolicy & regulation

View point of Subscriber’s benefit

Standard of technology Analysis of subscribers’ response

1. Business2. Policy

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Main contents of 3rd phase

Deal with Vertical Hand Over technology issuesDeal with Vertical Hand Over technology issues

Fixed Mobile ConvergenceFixed Mobile Convergence

Deal with inter IMS communications, video IP telephony etcDeal with inter IMS communications, video IP telephony etc

InteroperabilityInteroperability

Deal with interoperation of operatorsDeal with interoperation of operators’’ QoS policiesQoS policies

QoS control and it’s interoperabilityQoS control and it’s interoperability

Deal with issues of converged wired and wireless servicesDeal with issues of converged wired and wireless services

Policy & regulation issuesPolicy & regulation issues

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4.4.4.

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Candidate technologies

HSDPA, WiBro dual interfaces and WLANMIH, Mobike, CMIP, PMIPMake before break approach

HSDPA, WiBro dual interfaces and Ev-DOMIH, CMIP, PMIPMake after break approach, high VHO latency

Ev-Do and WLAN dual interfacesMIH, xGMIPMBB approach (xGMIP’s proprietary scheme)

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Design of Octave’s Test-bed

1. left side : based on HSDPA-WiBro commercial network2. right side : based on lab test-bed

MIH IS

MIH POS

MIH IS

MIH POS

Mobike-MIH

Mobike G/W

Referenced by KT’s materials

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Design of Octave’s Test-bedReferenced by KT’s materials

WiBro : -76dBm(Poor)HO control : AUTOHO Procedure : MN-Ctrl

HSDPA

HSDPA 에

연결 되었습니다.

단말 α

α

MN A

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Design of Ubinet’s Test-bedReferenced by SKT’s materials

ACR

Dual-ModeMIH Terminal

(PC/PDA)

RNC SGSN

MIH Server

Node-B

WiBro

WCDMA / WiBro

MIP HA

Core Network

InternetRAS

GGSN

Edge Router

FA

FA

DHCP/DNS

AAA

MIHP/UDP/IP

UDP/IP

Network Initiated Handover (with support from MN)Policy: Signal strength, ABC, subscriber’s profile, cell overload state etc.

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Design of Kang-gae-to’s Test-bedReferenced by LG Dacom’s materials

MIP like protocol but mobile VPN scheme like MobikeEv-DO and WLAN in household.

VOD ServerxGMIP Server

xGMIPTunnel GW

PDSN

BSC/PCF

BTS

1G*10port

1G

1G

CDMA Zone

WMN AP AP

Soft S/W

RTP PortalL2 스위치

DBDM

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Last chapter





4.4.4.

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Conclusion

Ultimate ObjectiveUltimate Objective

Reduce OPEX & CAPEX => Reduce feeCreate new services => market expansion Reduce OPEX & CAPEX => Reduce feeCreate new services => market expansion

Key technology of fixed mobile convergenceKey technology of fixed mobile convergence

Search for optimum network architecture & technologyas well as key factors of enhancing user benefitsSearch for optimum network architecture & technologyas well as key factors of enhancing user benefits

Vertical HandoverVertical Handover

BcNProject

BcNProject

Next Generation NetworkNext Generation Network

Wired and Wireless ConvergenceWired and Wireless Convergence

We expectWe expect

We thinkWe think

We executeWe execute

We defineWe define

한국정보사회진흥원

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23

Thank You!

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