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Roaming experiences as Roaming experiences as a solution providera solution provider
December 2003December 2003
2Softeleware Proprietary & Confidential
1. Company Overview
2. Roaming Overview
3. Case Study
4. Roaming Solutions
ContentsContents
Roaming experience as a solution provider Softeleware Proprietary & Confidential 3
Company OverviewCompany Overview
PerformanceCompany Profile
R&D Focused (as of 11/17/2003)
* HCWML: Hutchison CAT Wireless Multimedia Ltd.* ETRI: Electronics & Telecom. Research Institute* MCP: Master CP (Contents-Provider)* SCP: Service Control Point
CEO
Founded
Core Biz
Paid-in Capital
# Employees
HQ
Yi, Seung Ku
04/23/1998
Core Network, DCN, Mobile VAS
$ 2.62 million (6.03 mil. shares outstanding)
69 (As of 11/17/2003)
52-1 Banpo, Seocho, Seoul, Korea
• 1998 - Microsoft Certified SolutionProvider
• 2000 - SK Telecom IMT2000 Project - KTF Int’l roaming system- KT IMT-2000 project consortium
• 2001 - KTF Int’l roaming system- KTF Packet Data N/W system- LG Telecom Domestic roamingsystem
• 2002 - KTF Int’l roaming system- KTF Packet Data N/W solutions- KTF HLR systems- KTICOM UMTS roaming system - KTF SIP-based video phone system
• 2003 - KTF Packet Data N/W solutions- IPO on KOSDAQ (ticker : softel)- Thailand HCWML roaming system- KTF Mobile VAS (BGM/BGS)- ETRI NGN protocol R&D project- KTF CISS CP Aggregator- KTF HLR systems- KTF CISS-SCP system- Number portability projects (LGT, KTF)
Total69
R&D53
Tech.Sales9
BA7
76.8% of the employees are engineers
Roaming experience as a solution provider Softeleware Proprietary & Confidential 4
SoftelewareSofteleware’’s Solutionss Solutions
Mobile carrier A
BGM, CISS,RBT, VMS….
PDSN
HLR
AIWU
.......AP AP
RGW
Hot Spot
Mobile Internet Portal
RAN
Core N/WService N/W
Mobile carrier B
(*)Softeleware’s solutions are marked as red textsWAG
Roaming experience as a solution provider Softeleware Proprietary & Confidential 5
SoftelewareSofteleware’’s Solutionss Solutions
Core N/W• HLR (Home Location Register) • IRGS (International Roaming Gateway System)
Packet Data N/W• WAG (Wireless Access Gateway): allows seamless roaming bet/ WLAN and CDMA N/W
• PDSN (Packet Data Serving Node): PPP termination node in packet data N/W• AIWU (Advanced Interworking Unit): allows 2G subscribers to enjoy 3G services• SGW (Signaling Gateway): protocol conversion between SS7 and IP
Service N/W• RBT (Ring-Back Tone): substitute traditional ring tone with music• BGS (Background Sound effect): provides music/sound effect during conversation• CDDS (Caller-Defined Data Service): displays caller’s pre-defined information (graphics, text,
icon) on screen of called-party’s handset during ringing period• MCAS (Missed Call Alerting Service): Callers information is notified with SMS when called-party’s
phone is turned-on or when he/she comes into service area• SIP-based video phone: provides Push-to-Talk solution as well as video conference call with
handset by utilizing SIP
6Softeleware Proprietary & Confidential
1. Company Overview
2. Roaming Overview
3. Case Study
4. Roaming Solutions
ContentsContents
Roaming experience as a solution provider Softeleware Proprietary & Confidential 7
What is roaming service?What is roaming service?
Roaming service enables subscribersto send and receive calls when away from home network without having to change his/her phone number.
Roaming gateway inter-connects different networks and/or different operators. It converts protocols to provide seamless roaming service.
What is roaming gateway?What is roaming gateway?
Roaming experience as a solution provider Softeleware Proprietary & Confidential 8
Roaming typesRoaming types
Inter-Operator Roaming
CDMA to CDMA,..
Inter-Standard Roaming
CDMA-GSM,..
Inter-Generation Roaming
CDMA-WCDMA,..
CDMA
CDMA
WCDMA
GSM
GSM
Roaming experience as a solution provider Softeleware Proprietary & Confidential 9
What kinds of services are available?What kinds of services are available?
SMS
VOICE
DATA
VAS
Roaming experience as a solution provider Softeleware Proprietary & Confidential 10
Policy
• Roaming type (direct or via roaming hub)
• Roaming agreement between operators
Billing
• Clearing house
• Billing Format
System
• How to implement the gateway
Service scenario
Considerations on roaming service (1/2)Considerations on roaming service (1/2)
Roaming experience as a solution provider Softeleware Proprietary & Confidential 11
Considerations on roaming service (2/2)Considerations on roaming service (2/2)
Network
• Voice Network setup (International call carrier)
• SS7 signaling Network
• Management Network(Billing,..)
Terminal
• Automatic roaming(DBDM,..)
• Rental (Semi-automatic roaming)
Roaming experience as a solution provider Softeleware Proprietary & Confidential 12
Automatic roaming vs. SemiAutomatic roaming vs. Semi--automatic roamingautomatic roaming
Automatic Roaming
• True roaming service
• No handset change / No need to concern (moving to
other) network
• DBDM handsets will drive rocket growth in roaming market
Semi-automatic Roaming
• Handset rental roaming
• Most of the current inter-standard roaming solution
• Dual-mode handsets not yet commercialized in the market
13Softeleware Proprietary & Confidential
1. Company Overview
2. Roaming Overview
3. Case Study
4. Roaming Solutions
ContentsContents
Roaming experience as a solution provider Softeleware Proprietary & Confidential 14
SoftelewareSofteleware’’s referencess references
Inter-Standard roaming (CDMA-GSM)
• KTF Hutchison roaming (Commercial launch in ’00)
• KTF IRGS (in ’01)
• Thailand - Hutchison CAT Wireless Multimedia Ltd. IRGS (in ’03)
CDMA-CDMA roaming
• LGT CDMA roaming (Commercial launch in April ’02)
• KTF CDMA roaming (’02)
Inter-Generation roaming (CDMA-UMTS)
• KTF URGS roaming (’02)
Roaming experience as a solution provider Softeleware Proprietary & Confidential 15
CDMACDMA--GSM roamingGSM roaming
In brief
• Inbound : in commercial service since January 2002
• Outbound : in commercial service since August 2000
• Via roaming hub (100+ countries)
• Direct service with GSM operators (50+ operators)
• Phone rental (semi-automatic)
• SMS roaming in service
Roaming experience as a solution provider Softeleware Proprietary & Confidential 16
CDMACDMA--GSM roaming with hub operatorGSM roaming with hub operator’’s IMSIs IMSI
VoiceSignalingBilling
STP
HLR
MSC/VLR
STP
HLR
MSC/VLR
Billing
IGS
Korea Telecom Int’l Land line Operator
CDMA Operator
IRG®IRG®
IGS
GSM OperatorHutchison HK
IGS: International Gateway SwitchIRG®: Intelligent Roaming Gateway
Roaming experience as a solution provider Softeleware Proprietary & Confidential 17
CDMACDMA--GSM roaming with CDMA operatorGSM roaming with CDMA operator’’s own IMSIs own IMSI
VoiceSignalingBilling
IGS: International Gateway SwitchIRG®: Intelligent Roaming Gateway
STP
HLR
STP
HLR
Clearing House
CDMA Operator GSM Operator
IRG®IRG®
IGS
Korea Telecom Int’l Land line Operator
IGS
MSC/VLR MSC/VLR
Roaming experience as a solution provider Softeleware Proprietary & Confidential 18
HCWML CDMAHCWML CDMA--GSM global roamingGSM global roaming
• HCWML: Hutchison CAT Wireless Multimedia Limited, a joint venture between the Communications Authority of Thailand (CAT) and Hutchison Wireless Multimedia Holdings Limited.• Inbound and outbound service• SMS roaming service• Provided the system in June 2003• Via Hutchison Hong Kong roaming hub• Identical configuration to KTF case
• HCWML: Hutchison CAT Wireless Multimedia Limited, a joint venture between the Communications Authority of Thailand (CAT) and Hutchison Wireless Multimedia Holdings Limited.• Inbound and outbound service• SMS roaming service• Provided the system in June 2003• Via Hutchison Hong Kong roaming hub• Identical configuration to KTF case
IRG
MSC/VLR MSC/VLR
HCWMLCDMA
Network
GSMOperatorNetwork
(Hutchison Hong Kong)
HLR HLR
STP STPInt’l Network
IGS IGS
Clearing House
SignalVoiceBilling
Billing SystemBilling System
Roaming experience as a solution provider Softeleware Proprietary & Confidential 19
Outbound service flowOutbound service flow
Rent a GSM handset(KTF Global Roaming Center)
1~2 Month later, Calling charges will be invoiced from KTF
Return the handset to KTF Roaming Center
Return to KoreaUse the serviceLeave for GSM network
Roaming experience as a solution provider Softeleware Proprietary & Confidential 20
Inbound service flowInbound service flow
EntranceVisit KTF Global Roaming Center at the airport
1~2 Month later, Calling charges will be invoiced from homeoperator
Return the handset Pay daily rental charge ($1/day)
Rent a handset(KTF Global Roaming Center)
Use the service(if necessary, call collect 016-1583)
Insert visitor’s SIM card into the handset
Roaming experience as a solution provider Softeleware Proprietary & Confidential 21
Subscribers of operator A share operator B’s base stations
Simple software upgrade of handset
Commercial service is launched (April 2002)
No additional load to the existing network
CDMACDMA--CDMA domestic roaming (1/2)CDMA domestic roaming (1/2)
Roaming experience as a solution provider Softeleware Proprietary & Confidential 22
Voice PathSignal PathBilling Data Path
BC: Billing & Customer Care SystemPGS: PCX Gateway System
IRG®
MSC/VLRMSC/VLR
PGS
A B
PGS
CDRBC
STP
HLR
CDMA Operator A
STP
HLR
CDMA Operator B
CDMACDMA--CDMA domestic roaming (2/2)CDMA domestic roaming (2/2)
Roaming experience as a solution provider Softeleware Proprietary & Confidential 23
CDMACDMA--UMTS roamingUMTS roaming
Finished interworking test at field
Automatic roaming
DBDM (Dual Band Dual Mode) Handset required
24Softeleware Proprietary & Confidential
1. Company Overview
2. Roaming Overview
3. Case Study
4. Roaming Solutions
ContentsContents
Roaming experience as a solution provider Softeleware Proprietary & Confidential 25
SoftelewareSofteleware’’s Total Roaming Solutionss Total Roaming Solutions
IRG® 2100CDMA-GSM
Inter-Standard Roaming
Adequate Roaming ConsultingAdequate Roaming Consulting
IRG® 3000CDMA-UMTS
Inter-Generation Roaming
IRG® 2200CDMA-CDMA
Roaming
Roaming experience as a solution provider Softeleware Proprietary & Confidential 26
VASVAS--MLVP (MultiMLVP (Multi--Lingual Voice Portal)Lingual Voice Portal)
Designed for inbound roamers’ convenience
Hotel / taxi / tickets / events / …
English / French / German / Chinese / Korean / …
Profit source : increased air-time / outbound call / hosting
fee / …
Roaming experience as a solution provider Softeleware Proprietary & Confidential 27
VAS contVAS cont’’dd
Pre-paid service
Home short code
Multi-lingual SMS push
Roaming experience as a solution provider Softeleware Proprietary & Confidential 28
Timeline for implementation (CDMATimeline for implementation (CDMA--GSM roaming)GSM roaming)
11
10
9
8
7
6
5
4
3
2
1
No.
D+101Commercial launch
Expected scheduleAction items
D+100Completion of acceptance test
D+80~D+99Acceptance test
D+77~D+79IRG application porting to platform
D+75~D+76Platform setting up such as OS, Cluster, DB, SS7
D+72~D+74Setting up field environment(network, power supplying related works)
D+71Platform delivery to local field
D+11~D+70 (Approx.)Development upon operator requirements
D+6~D+10Contract
D+5Finalizing operator requirements
D day~D+4Design review meeting
Roaming experience as a solution provider Softeleware Proprietary & Confidential 29
““We Make Your Mobile Dream Come TrueWe Make Your Mobile Dream Come True””
Thank You Very Much
Roaming experience as a solution provider Softeleware Proprietary & Confidential 30
Contact InformationContact Information
President & CEO Sales & Marketing
6th Floor Ssangdong Building (East Tower)52-1 Banpo-Dong, Seocho-Gu, Seoul 137-803, KoreaTelephone 82-2-2106-4999 Facsimile 82-2-3476-4913Mobile 82-16-375-0346 E-mail [email protected]
Seungku Yi, Ph. D.President & CEO
6th Floor Ssangdong Building (East Tower)52-1 Banpo-Dong, Seocho-Gu, Seoul 137-803, KoreaTelephone 82-2-2106-4976 Facsimile 82-2-3476-4913Mobile 82-16-790-5066 E-mail [email protected]
Stephen KimAssistant Manager | Mobile Business
Technical Consulting R&D
6th Floor Ssangdong Building (East Tower)52-1 Banpo-Dong, Seocho-Gu, Seoul 137-803, KoreaTelephone 82-2-2106-4946 Facsimile 82-2-3476-4913Mobile 82-11-9974-4319 E-mail [email protected]
Hyun-Woong JangDirector | Technical Consulting
6th Floor Ssangdong Building (East Tower)52-1 Banpo-Dong, Seocho-Gu, Seoul 137-803, KoreaTelephone 82-2-2106-4904 Facsimile 82-2-3476-4913Mobile 82-9744-7032 E-mail [email protected]
Man-Suk YangVice President | R&D