Electricity: power supply or regulation systems – Output level responsive – Using a three or more terminal semiconductive device as the...
Reexamination Certificate
2007-01-30
2007-01-30
Han, Jessica (Department: 2838)
Electricity: power supply or regulation systems
Output level responsive
Using a three or more terminal semiconductive device as the...
C323S283000, C323S288000
Reexamination Certificate
active
10859799
ABSTRACT:
A DC-to-DC voltage converter having an active charge/discharge circuit enabling the definition of any output voltage within its operating range has been achieved. A comparator compares the output voltage of a voltage converter with a defined reference voltage. This reference voltage can be easily modified within its operating range. In case the output voltage of the voltage converter is higher than said reference voltage a “reservoir” capacitor at the output of said voltage is discharged via an active charge/discharge circuit until the output voltage equals said reference voltage. Said active charge/discharge circuit is activated via a latch by said comparator. The invention is applicable for any type of DC-to-DC converters, such as e.g. charge pumps, buck converters and boost converters.
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Coffey Anthony
Somerville Alan
Ackerman Stephen B.
Dialog Semiconductor GmbH
Han Jessica
Saile Ackerman LLC
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