| |
| 1994 | ||
|---|---|---|
| 2 | Frederick J. Winter: Equal Phase, Variable Crossover, Ladder Realizable, Diplexers using the Butterworth Polynomial. ISCAS 1994: 25-28 | |
| 1993 | ||
| 1 | Frederick J. Winter: New Implementations of Analog FIR and IIR Filters Exhibiting a Potential for Wide Signal Bandwidth and Programmability. ISCAS 1993: 1006-1009 | |