Problems for Existing Approaches Associate to Cannot connect Scenarios of suboptimal solutions to BS A due to macro-cell resource constraints For the user 1M -overly crowded basestations 。For the carrier low utilization of femto-cells overload of marco-cells emto B 4/1
Problems for Existing Approaches Scenarios of suboptimal solutions • For the user - overly crowded basestations • For the carrier - low utilization of femto-cells - overload of marco-cells femto A femto B 1M 1.3 M 1M 1M 1.3 M Cannot connect to BS A due to resource constraints 1M Associate to macro-cell 1.3 M 4/1
Problems for Existing Approaches Scenarios of suboptimal solutions ●For the user 1M 1M -overly crowded basestations 。For the carrier -low utilization of femto-cells overload of marco-cells femto B 日，+司1三13卡三分Q0 4/1
Problems for Existing Approaches Scenarios of suboptimal solutions • For the user - overly crowded basestations • For the carrier - low utilization of femto-cells - overload of marco-cells femto A femto B 1M 1 M 1M 1M 1 M Cannot connect to BS A due to resource constraints 1M Associate to macro-cell 1M 1M 4/1
Randomly Deployed Network 70 60 50 40 30 20 10 VI 10 203040 50 60 meters An example for randomly deployed network 5/1
Randomly Deployed Network 0 10 20 30 40 50 60 70 0 10 20 30 40 50 60 70 meters meters An example for randomly deployed network 5/1