On the design of an energy-harvesting noise-sensing WSN mote

EURASIP Journal on Wireless Communications and Networking

Table 4 Comparison of previous studies

	Reported error	Notes	Platform	Year
	range/accuracy
[17], [49], and [4]	± 2 dB	First work on noise sensing;	Tmote Sky/	2008
		utilized dedicated hardware for	TelosB [19]
		noise sensing and metric computation
[5] and [50]	± 2 dB		CiNet [51]	2010
[18] and [6]	± 3 dB	Used fuzzy logic-based method	Sun SPOT [52]	2012
		for inferring subjective noise annoyance
[20]	Unreported	Energy harvesting	TelosB [19]	2013
This work	± 7 dB	Energy harvesting, based on	TelosB [19]	2014
		peak detection