Number | Name | Date | Kind |
---|---|---|---|
4306203 | Sasaki et al. | Dec 1981 | |
4691121 | Van Roermund et al. | Sep 1987 | |
4851719 | Hitomi | Jul 1989 | |
5331217 | Moody et al. | Jul 1994 | |
5359552 | Dhong et al | Oct 1994 |
Entry |
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Gyrator Video Filter IC With Automatic Tuning, IEEE Journal of Solid-State Circuits, vol. SC-15, No. 6, Dec. 1980. |