Performance Driven Six-Port Receiver and Its Advantages over Low-IF Receiver Architecture

Table 6

Summary of the comparisons.

Architecture	Calibrated six-port receiver	Low-IF receiver
Input RF bandwidth	++++	++
3 dB demodulation bandwidth	++	++++
Circuit complexity	+++	+
Port matching	+++	−
Ports isolation	++	+++
Power requirement	++	− −
EVM performance	+++	++
Noise figure	− − −	++
Sensitivity	− − −	+++
Dynamic range	− −	+++
Intermodulation	+++	− −
Cost	++	+
Conversion gain	− −	+++