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Wireless Network Cloud. Sayan Kole. Edge gateway. Management Server. SMS/MMS. SMS/MMS. BS. WAP GW. IMS. Content Service. BS. Web Service. Edge gateway. Billing. BS. BS. PSTN. 2G-3G wireless network architecture. 4G Wireless Network over Wireless Network Cloud.
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Wireless Network Cloud SayanKole
Edge gateway ManagementServer SMS/MMS SMS/MMS BS WAP GW IMS Content Service BS Web Service Edgegateway Billing BS BS 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 Mobile switch center BS cluster Radio network controller Service support node Radio network controller Gateway Internet BS cluster
Edge gateway ManagementServer SMS/MMS Service on Edge IMS Content Service Web Service Edgegateway Billing PSTN 2G/3G/4G Wireless over Wireless Network Cloud Cloud of Wireless Access Network + Core Network Service Network BS cluster Service support node Internet BS cluster
Various Forms of Infrastructure Sharing in Wireless Networks O Network Sharing (eg: rural) Base Station Sharing (leads to cloud) BSC Owner #1 Network Owner #1 Retail SDR RRU MSC BSC BTS BSC Base Band Unit Owner #2 Network Owner #2 Retail BTS Antenna Sharing Tower Sharing (very popular) BSC BTS BSC BTS Owner #1 Network Owner #1 Network BSC BTS BSC BTS Owner #2 Network Owner #2 Network
Antenna + Remote Radio Header Fiber (> 10Km) BaseStation Pool 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 End-to-End IP Infrastructure in 4G Remote Radio Header Technology Wireless Network Cloud
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.