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4445080 | Curtiss | Apr 1984 | |
4481440 | Muller | Nov 1984 | |
4585982 | Cooper et al. | Apr 1986 | |
4585983 | Cooper et al. | Apr 1986 | |
4641066 | Nagata et al. | Feb 1987 | |
4912378 | Vukosavic et al. | Mar 1990 | |
4922169 | Freeman | May 1990 | |
4959596 | MacMinn et al. | Sep 1990 | |
4980617 | Tajima et al. | Dec 1990 | |
5019764 | Chang | May 1991 | |
5023924 | Tajima et al. | Jun 1991 | |
5189357 | Woodson et al. | Feb 1993 | |
5272429 | Lipo et al. | Dec 1993 | |
5345156 | Moreira | Sep 1994 |
Entry |
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Julio C. Moreira, et al., "Simple Efficiency Maximizer for an Adjustable Frequency Induction Motor Drive," IEEE Transactions on Industry Applications, vol. 27, No. 5, Sep./Oct., 1991. |