Research Article

SDN-Based Centralized Downlink Scheduling with Multiple APs Cooperation in WLANs

Table 1

Experimental parameters.

ParametersValueParametersValue

Simulated time100 secondsSlot time9 us
Frequency channel2.4 GHzDIFS34 us
Data rate6–54 MbpsSIFS16 us
Propagation loss modelLog distancePropagation delay1 us
Tx power16 dbmW016
MAC header224 bitsWm1024
PHY header192 bitsACK112 bits