Low-Complexity Spatial-Temporal Filtering Method via Compressive Sensing for Interference Mitigation in a GNSS Receiver

Table 1

Performance comparison of different beamforming algorithms.

Performance criteria	Algorithm
	Reduced-rank PM	MSNWF	MVDR	C-MVDR
Converge rate	Fast	Fast	Medium	Fast
Steady state error	Large	Small	Medium	Small
Numerical stability	Unstable (CS, PC principle)	Stable	Stable	Stable (satisfy RIP condition)
System complexity	Medium	Medium (depend on 𝐽)	High	Low (depend on 𝑃 and 𝑄)