Charge pump circuit and method therefor

United States of America Patent

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Mar 30, 2010
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Jun 5, 2008
app pub date
Dec 5, 2006
filing date
Dec 5, 2006

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Abstract

In one embodiment, a charge pump circuit is used to keep a boost capacitor of a power supply system charged while the switch transistors are not switching such as when the power supply system is operating in a burst mode of operation.

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DEUTSCHE BANK AG NEW YORK BRANCH AS COLLATERAL AGENT	60 WALL STREET NEW YORK NY 10005

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G05F:SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIAB....

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Inventor Name	Address	# of filed Patents	Total Citations
Grulich, Jan	Litomysl, CZ	1	9
Ptacek, Karel	Roznov Pod Radh., CZ	28	150
Rozsypal, Antonin	Hutisko-Solanec, CZ	14	340

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Charge pump circuit and method therefor

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United States of America Patent

11566965

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PATENT NO	7688052
APP PUB NO	20080129372A1
SERIAL NO	11566965
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
March 30, 2010	US,7688052,B2 US7688052B2	GRANTED PATENT AS SECOND PUBLICATION
June 05, 2008	US,20080129372,A1 US20080129372A1	FIRST PUBLISHED PATENT APPLICATION

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11566965

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