Number | Name | Date | Kind |
---|---|---|---|
3718864 | Kelly et al. | Feb 1973 | |
4327320 | Oguey et al. | Apr 1982 | |
4338646 | Davis et al. | Jul 1982 | |
4438349 | Shoji | Mar 1984 | |
4477737 | Ulmer et al. | Oct 1984 | |
5061862 | Tamagawa | Oct 1991 | |
5077518 | Han | Dec 1991 | |
5159260 | Yoh et al. | Oct 1992 | |
5268595 | Ohshima | Dec 1993 |
Entry |
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IEEE Journal of Solid-State Circuits, Degrauwe et al., Jun. 1982, pp. 522-528. |