Research Article
Stability and Phase Response Analysis of Optimum Reduced-Order IIR Filter Designs for ECG R-Peak Detection
Table 4
A comparison of design implementation costs for filters.
| | Cost parameters | 60-order | Pan–Tompkins | Proposed optimum reduced-order filter |
| | Number of used multipliers | 35 | 4 | 3 | | Number of used adders | 34 | 4 | 1 | | Number of states | 34 | 12 | 1 | | Multiplications required per input signals | 35 | 4 | 3 | | Additions required per input signals | 34 | 4 | 1 | | Numerator length | 36 | 13 | 2 | | Denominator Length | 1 | 3 | 1 | | Stability | No | Yes | Yes |
|
|
