Research Article
Analysis and Design of Digital IIR Integrators and Differentiators Using Minimax and Pole, Zero, and Constant Optimization Methods
Table 4
Comparison between existing and designed integrators.
| | S. no. | Integrator | Frequency range (radians/second) | Maximum PARE | Mean PARE |
| | 1 | (z) Ngo [6] | | 6.30 | 2.5613 | | 2 | 1 I GJK1() Gupta et al. [8] | | 3.00 | 0.9756 | | 3 | 2 I GJK2() Gupta et al. [9] | | 2.80 | 1.0996 | | 4 | 3 I GJK3() Gupta et al. [10] | | 4.69 | 2.1817 | | 5 | () Al-Alaoui [15] | | 7.0 | 1.8393 | | 6 | () Upadhyay and Singh [16] | | 0.48 | 0.2658 | | 7 | I
2MO() | | 0.37 | 0.2184 | | 8 | I
3MO() | | 0.30 | 0.1337 | | 9 | I
4MO() | | 0.20 | 0.0980 | | 10 | I
2MO+PZC() | | 0.31 | 0.2011 | | 11 | I
3MO+PZC() | | 0.22 | 0.1272 | | 12 | I
4MO+PZC() | | 0.12 | 0.0720 |
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