May 14, 2005 CDMA450 Seminar in Kenya
NGN + CDMA WLL Solution
Michael Li Zhuo Chief Engineer, Wireless mkt in SSA
AGENDA
Why NGN + CDMA WLL
NGN + CDMA WLL Advantage
Application
May 14, 2005 CDMA450 Seminar in Kenya
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1
Why CDMA WLL?
mountain
island
small town
sights
village
plain
Rural communication need a quick and cost-effective construction mode, CDMA, especially CDMA450 is the best choice! May 14, 2005 CDMA450 Seminar in Kenya
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Why NGN? •
•
•
PSTN Networking –
Mesh-like construction, complicated connection relation
–
Usage of bandwidth is very inefficient
PSTN Services –
Control nodes are dispersed, services are hard to deploy
–
Only voice services are available
PSTN O&M –
Complex network, high OPEX
PSTN is weak for future! PSTN must stop! May 14, 2005 CDMA450 Seminar in Kenya
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NGN is Ready Now
Competitive NGN equipment price
Standardization of NGN protocols
More and more commercial NGN applications worldwide
Maturity and Openness of NGN services
Settlement of QoS/Security problems
More successful interoperability test
May 14, 2005 CDMA450 Seminar in Kenya
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NGN: Converged Network All-in-one network Separated network
App Server
Voice
Softswitch
ATM/FR
T D M
IP 3445 618 214 Service P hone
By
B
And
r ew
S uper
3
2 6
1 5
9
4 8
1
7 0
END
1 S END
SS7 Signaling Signaling network gateway
Wireless
Packet core network
Trunk media gateway Access media gateway
Advantages of converged network 9 Open system, integrated multimedia service 9 Flat network, easy operation and management 9 Fast deployment to catch opportunity 9 Investment centralized in the unified network platform May 14, 2005 CDMA450 Seminar in Kenya
UMG
Integrated access equipment
• ↓ Less O&M cost • ↓ Less fixed asset investment • ↑ More Revenue • ↑ Higher ROI
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Ideal Object Mode for NGN + CDMA WLL • Fixed and mobile converged !
App Server
NMS
• Voice and data converged ! Softswitch
IN
Internet
SG/TG PSTN
Packet Core IP Core
Rural, suburban area…
Home and small corp. Integrated AG
Universal MG
Big enterprise Router
RTU
Operator
CDMA WLL
LSW
RTU
IAD SIP Phone PC Phone May 14, 2005 CDMA450 Seminar in Kenya
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What are Benefits of NGN + CDMA WLL?
• Provider’s View – NGN + CDMA WLL convergence increases efficiency – Low cost, fast networking, easy deployment, more revenue – Advanced technology in independent CN and AN area, Future-oriented, smooth evolution
• Consumer’s View – Convergence brings more convenience – More abundant experiences – Various services can be paid by only one account.
May 14, 2005 CDMA450 Seminar in Kenya
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AGENDA
Why NGN + CDMA WLL
NGN + CDMA WLL Advantage
Application
May 14, 2005 CDMA450 Seminar in Kenya
Huawei Huawei Copyright Copyright ©2005 ©2005
8
UMG: Hairpin Function SoftX3000
Various levels of hairpin abilities help carrier to save expensive transmission resources greatly !
voice flow
UMG8900
IP over SDH, satellite, microwave…
UMG8900 UMG8900
AN
UMG8900 UAM
CDMA WLL
UAM CDMA WLL
May 14, 2005 CDMA450 Seminar in Kenya
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Seamless Coverage Wireless Broadband Network
Suburb Rural
Urban Dense Urban Hot spots
CDMA WLL 1X Macro cell
• • •
EV-DO
EV-DO
Macro cell
Micro cell
WiFi
