Performance of 2–3.6 GHz Five-Port/Three-Phase Demodulators with Baseband Analog Regeneration Circuit in Direct-Conversion Receivers

Table 2

Performance summary of FPD, TPD, and IQD architectures @2.8 GHz.

	FPD	TPD	IQD
CG (dB)	−15	12	8
DC offsets suppression (dB)	−10	6	—
Residual DC/signal (dB)	9.5–17.5	6–12	<−20
IMD2 products suppression (dB)	10–22	4–13	—
Residual IMD2/signal (dB), 𝑃RF = −35 dBm, 𝑃adj = 15 dBm	2–13	−10	20
NF (dB)	34	17	14.6
MDS (dBm) (single carrier)	−50	−74	−76.5
𝑃RF @2.8 GHz for EVM = −20 dB (2 aggregated carriers)	−41	−70	−64.5
Power consumption (W)	0	1.8 (12 V, 150 mA)	1.2 (12 V, 100 mA)