ee 548 mobility management in cellular networks. location management location updates: mobile to...
Post on 21-Dec-2015
219 views
TRANSCRIPT
EE 548
Mobility Management in Cellular Networks
Location management
•Location updates: mobile to network•Paging: network to mobile•Location information dissemination: within network
Mobility management references
• Pahlavan an d Krishnamurthy, Principles of Wireless Networks, Prentice Hall, 2002
Handoff management
1. Handoff decision initiation2. Connection rerouting
Handoff considerations
•Cellular: network controls the handoff•WLAN: mobile controls the handoff
Handoff management process
(VLR)
(HLR)
Separate signaling network used for call management
