Filter design
| FIR (Finite Impulse Response) Filter | Polynomial Approximation |
| IIR (Infinite Impulse Response) Filter | Rational Approximation |
| FIR filter design (linear-phase) |
McClellan-ParksA Unified Approach to the Design of Optimal FIR Linear Phase Digital Filters IEEE Trans. Circuit Theory, vol.20, no.11, pp.697-701, 1973-11. |
| IIR filter design (magnitude) |
Zhang-IwakuraDesign of IIR Digital Filters Based on Eigenvalue ProblemIEEE Trans. Signal Processing, vol.44, no.6, pp.1325-1333, 1996-06. |
| IIR filter design (allpass filter) |
Zhang-IwakuraDesign of IIR Digital Allpass Filters Based on Eigenvalue ProblemIEEE Trans. Signal Processing, vol.47, no.2, pp.554-559, 1999-02. |
Zhang-Suzuki-YoshikawaComplex Chebyshev Approximation for IIR Digital Filters Based on Eigenvalue ProblemIEEE Trans. Circuits and Systems II: Analog and Digital Signal Processing, vol.47, no.12, pp.1429-1436, 2000-12. |

