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Table 2 System parameters

From: Efficient energy resource utilization in a wireless sensor system for monitoring water quality

Parameter Value
 Carrier bandwidth 1 MHz
 SNR 1.5 dB
 Noise power − 114 dBm
 IPS transmission power 3000 mW
 Efficiency of RF energy conversion 0.5
 Channel path-loss exponent, ω 2.0
 Allowable portion of energy for information transfer 0.5
 MAC layer IEEE 802.15.4
 Operating frequency 915 MHz
 Path-loss channel model nc, a =  mc, a \( ={10}^{-3}{d}_{c,a}^{-\omega } \)
 Path-loss channel model uc, b = gc, b \( ={10}^{-3}{d}_{c,b}^{-\omega } \)