A Novel Sample Based Quadrature Phase Shift Keying Demodulator

Table 4

Power comparison for various components in QPSK demodulator.

Components	Researcher	Power	Speed
ADC	[13]	0.732 mW	1 GSps
	[14]	62 mW	1.4 GSps
Comparator	[15]	3.2 uW	—
	[13]	36.25 uW	—
LUT	[16]	0.274 uW	2.98 GHz
	[17]	26.452 uW	—
FIFO	[18]	1.39 uW	—
	[19]	721 uW	2 GHz