1. Wireless Network Cloud
Sayan Kole

2. 2G-3G wireless network architecture
PSTN
2G-3G wireless network architecture
4G Wireless Network over Wireless Network Cloud
Cloud of Wireless Access Network + Core Network
Access Network
Core Network
Service Network
SMS/MMS
WAP GW
SMS/MMS
IMS
Content Service
Web Service
Mobile switch center BS
BS cluster
Radio network controller BS
Edge gateway
Management Server
Service support node
Radio network controller
Gateway
Billing
Edge gateway BS
Internet
BS cluster BS
IBM Confidential

3. 2G/3G/4G Wireless over Wireless Network Cloud
PSTN
2G/3G/4G Wireless over Wireless Network Cloud
Service on Edge
Cloud of Wireless Access Network + Core Network
Service Network
SMS/MMS
IMS
Content Service
Web Service
BS cluster
Edge gateway
Management Server
Service support node
Billing
Edge gateway
Internet
BS cluster
IBM Confidential

4. Towers: Passive vs Active Infrastructure Sharing
IBM Confidential

5. Various Forms of Infrastructure Sharing in Wireless Networks
Network Sharing (eg: rural)
Base Station Sharing (leads to cloud)
BSC
Owner #1
Retail
Owner #1
Network
SDR
RRU
MSC
BSC
BTS
BSC
Owner #2
Retail
Owner #2
Network
Base Band Unit
BTS
Antenna Sharing
Tower Sharing (very popular)
BSC
BTS
Owner #1
Network
BSC
BTS
Owner #1
Network O
BSC
BTS
BSC
BTS
Owner #2
Network
Owner #2
Network
IBM Confidential

6. IT & Cloud Computing Techniques
Wireless Network Cloud: Convergence of IT Platforms, SDR & RRH, Cloud Computing Principles & Fiber-to-the-tower
Software Radio Technology/
Hybrid IT Systems
IT & Cloud Computing Techniques
Remote Radio Header Technology
BaseStation Pool
Antenna + Remote Radio Header
Fiber (> 10Km)
Wireless Network Cloud
End-to-End IP Infrastructure in 4G
IBM Confidential

7. Challenges How to focus on real-time synchronized behavior. VOIP.
How to ensure co-operation between base stations? Does it affect performance?
Choice of platforms and servers.
Availability/reliability of wireless network.
Distribute VMs among physical servers.

8. Reference