Stability and Phase Response Analysis of Optimum Reduced-Order IIR Filter Designs for ECG R-Peak Detection

Table 3

Magnitude performance evaluation of impulse response with the IIR filter.

Magnitude	Jain [20] ROIIR	IIR ECG filter	ROIIR ECG filter
Min Magnitude	0.423	0.8331	0.34146
Max Magnitude	0	−0.136	0.02041
Peak to Peak	0.42	0.9961	0.32105