Electricity: power supply or regulation systems – Output level responsive – Using a three or more terminal semiconductive device as the...
Reexamination Certificate
2006-12-28
2009-06-16
Laxton, Gary L (Department: 2838)
Electricity: power supply or regulation systems
Output level responsive
Using a three or more terminal semiconductive device as the...
C330S257000
Reexamination Certificate
active
07548045
ABSTRACT:
A voltage regulator having an input voltage and adapted to supply a regulated output voltage, the regulator including an AB class amplifier and a power transistor having a non-drivable terminal coupled to the input voltage, a non-drivable terminal coupled to a reference voltage and a drivable terminal coupled to the output terminal of the amplifier; the amplifier is adapted to amplify the voltage difference between a further reference voltage and a fraction of the regulated voltage.
REFERENCES:
patent: 5337008 (1994-08-01), Badyal
patent: 5412309 (1995-05-01), Ueunten
patent: 6867572 (2005-03-01), Lin
patent: 6922099 (2005-07-01), Shor et al.
Jorgenson Lisa K.
Laxton Gary L
Seed IP Law Group PLLC
STMicroelectronics S.r.l.
Tarleton E. Russell
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