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List of
patents from some of our members. |

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System and Method for Recovering Energy in Power Converters |
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This shows a circuit which can clamp the excessive
voltage ringing and use that energy for the gate drive helping to improve
efficiency. Patent 6343023, 2002.View (PDF). |
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Blocking Time Maintenance Circuit for ZVS Converters
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This shows a circuit that maintains a constant
blocking time on a saturable core for a ZVS Fullbridge with the input
voltage varying. Patent 5956238, 1999.
View (PDF). |
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Three Phase Input Boost
Converter |
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This is a 3
phase PFC boost employing a single switch device as opposed to 3 devices. Patent 5694310, 1997.
View (PDF). |
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DC-DC Converter with Reset Control for Enhanced Zero-Volt Switching |
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This shows a
technique that can be applied to ZVS Fullbridge saturable cores to better
control the blocking time.
Patent 5418703, 1995.
View (PDF). |
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Resonant-Transition
DC-to-DC Converter
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Technique showing how to use saturable cores to
significantly improve the ZVS load range of a ZVS Fullbridge. Patent
5132889, 1992. View (PDF). |
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Efficient P-Channel Fet Drive Circuit
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This circuit shows a novel way to drive and turn off a
P-channel Fet in a Buck converter application. Patent 5115143, 1992.
View (PDF).
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