Mobile Networks

RESEARCH ISSUES¡G

Architecture types¡Gtwo- tier database¡]IS-41¡BGSM¡^

hierarchical databases Database types¡GHLR¡]Home Location Register¡^

VLR¡]Visitor Location Register¡^

 

Location Management¡G

Handoff management¡G

 

RESEARCH RESULTS¡G

    Location Management¡G

  1. Dynamic hierarchical database architecture
  2. Pre-user location caching
  3. User profile replication
  4. Pointer forwarding
  5. Local anchoring

   Handoff management¡G

  1. Connection reestablishment
  2. Path extension
  3. Connection modification
  4. Handoff anticipation

 

CURRENT WORK¡G

  1. "An Adaptive Caching Strategy for PCS Using Hierarchical location Database"
  2. "An Efficient Caching Strategy for PCS Using Hierarchical Location Database"
  3. "An Adaptive Causal Ordering Protocol for Group Model in Wireless Environment"
  4. "Cost Reduction in Location Management for Multi-user Environment"
  5. "Hyper-Caching Strategy for PCS Using Hierarchical Location Database"