Implicit deregistration in 3G cellular networks


In a 3G cellular network, the visitor location registers (VLRs), the gateway location registers (GLRs), and the home location registers (HLRs) form a three-level mobility database structure. When users leave a GLR/VLR service area, deregistration with a GLR/VLR is required. Deregistration may create significant traffic in the network, especially the traffic… (More)
DOI: 10.1109/ICC.2003.1204480


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