Table 1.

Performance of the proposed DBPSK demodulator and comparison with other studies.

Parameter	This Work	[13]	[14]	[15]	[16]	[17]	[18]
Year	2022	2013	2015	2016	2018	2019	2021
Modulation scheme	DBPSK	OOK-PM	BPSK	OOK/ASK	BPSK	FSK	OOK/BFSK/DBPSK
Tech. (nm)	130 BCD	350	130 CMOS	180	180	130	180
$\mathrm{Active} \mathrm{area} ({\mathrm{mm}}^2$)	0.03	0.36 *	0.084	N.A	0.137	0.222	N.A
Power (mW)	0.75	<0.4	1.4	0.184	0.217	0.184	0.054/0.01
Carrier freq. (MHz)	0.128	1	21	1	13.56	405	433
Data rate (kbps)	32.0	25	1312.5	50.0	211	2500	200
DRCF (%)	25	2.5	6.25	5	1.55	0.617	0.046
$Fo{M}_1$	33.33	6.25	4.46	27.17	7.17	3.35	0.85/4.6
$Fo{M}_2$	1111	17.36	53.09	N.A	52.53	15.09	N.A

$Fo{M}_1=\frac{DRCF}{Power\left(mW\right)}$; $Fo{M}_2=\frac{Fo{M}_1}{A\left(m{m}^2\right)}$; * Estimated area occupation from die photo.