From: Fairness scheme for energy efficient H.264/AVC-based video sensor network
Parameters | Description | Value |
---|---|---|
α | Energy cost for transmitting 1 bit | 0.5 J/Mb |
β | Transmit amplifier coefficient | 1.3⋅10-8 J/Mb/m4 |
λ | Energy cost for receiving 1 bit | 0.5 J/Mb |
η | Path loss exponent | 4 |
CPI | XScale average cycle per instruction [20] | 1.78 |
Ec | Energy depleted per cycle for imote2 [10] | 1.215 nJ |
B | Network Bandwidth | 2 Mbps |
d | Distance between node | 5m |
ε | Integrality constraints for the optimization based algorithm | 0.2 |