A Low Power Impedance Transparent Receiver with Linearity Enhancement Technique for IoT Applications

Table 2

Comparison with prior arts.

Parameter	This work	[13]	[14]	[5]	[6]
Selective input matching	Yes	No	No	Yes	Yes
Architecture	LNA with; active feedback	Balun LNA	Current mode LNA	Mixer; first	Noise; cancelling
Operation frequency	0.6~1 GHz	0.75~0.96 GHz	1.0–5.2 GHz	0.1–2.4 GHz	0.08–2.7 GHz
Gain	78 dB	20~104 dB	23 dB	40–70 dB	72 dB
Noise figure	5.3 dB	5.1/4 dB	6.5 dB	7 dB @ 2 GHz	1.9 dB
IB-IIP3	−10 dBm	−6.2 dBm @ Min Gain	-	−67 dBm	−18 dBm
OB-IIP3	+8 dBm	-	−1.5 dBm	+25 dBm	+13.5 dB
IIP2	39 dBm	45 dBm @ Min Gain	-	+56 dBm	+85 dBm
Technology	55 nm CMOS	180 nm CMOS	130 nm CMOS	65 nm CMOS	40 nm CMOS
Core power	16 mW RX; +4 mW ADPLL	25 mW @1.7V	13 mW RX; +22 mW LO	37–70 mW	35.1–78 mW