Louis J Diana, Age 33Frenchtown, NJ

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Frenchtown, NJ

820 County Road 519, Frenchtown, NJ 08825

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Us Patents

Gated Pulse Power Converter Systems And Methods

US Patent:
7613017, Nov 3, 2009
Filed:
Oct 4, 2005
Appl. No.:
11/243093
Inventors:
Louis Robert Diana - Fountainville PA, US
Dominick Frank Travaglini - Doylestown PA, US
Assignee:
Lockheed Martin Corporation - Bethesda MD
International Classification:
H02M 3/335
US Classification:
363 20, 363 2101
Abstract:
The present invention is generally directed to power converter systems and methods that regulate an output voltage by gating a fixed energy pulse. For example, a comparator may be used to gate a programmable timer that is optimized to provide a fixed “on-time” and “off-time” for a given load. For line variations, the on-time is adjusted via a control loop. That is, the on-time is compensated via the control loop to provide a fixed amount of energy at the output of the power converter. The off-time is configured to deliver the fixed duration of energy to the output storage capacitor. The comparator monitors the output voltage to allow a single fixed energy pulse to pass to the output storage capacitor when the output voltage is below a desired level. When the output voltage is above the desired level, energy transfer is temporarily ceased (i. e. , energy pulses temporarily stop).

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