Balancing Energy Consumption in Clustered Wireless Sensor Networks

Table 1

Simulation parameter.

Parameter	Value
Propagation	Freespace
mac	802.15.4 CSMA-CA
CC2420 idle	0.77 mW
CC2420 Rx	35.46 mW
CC2420 Tx	31.32 mW
CC2420 data rate	250 kbit/s
GPRS idle	6.4 mW
GPRS Rx/Tx	1.25 W
GPRS Tx data rate	26.8 kbit/s
Battery capacity	32 mWh
Hello length	48 bit + 24 bit/neighbor