Electric power conversion systems – Current conversion – Including d.c.-a.c.-d.c. converter
Reexamination Certificate
2005-12-20
2005-12-20
Berhane, Adolf (Department: 2838)
Electric power conversion systems
Current conversion
Including d.c.-a.c.-d.c. converter
C363S021040, C363S021120, C363S132000
Reexamination Certificate
active
06977823
ABSTRACT:
The present invention provides a power supply apparatus with a plurality of digital control units. Each digital control unit is used to control an independent output terminal for outputting a stable output voltage. The output voltage is not fed back to the primary side of the transformer.
REFERENCES:
patent: 5317498 (1994-05-01), Dhyandchand et al.
patent: 5710697 (1998-01-01), Cooke et al.
patent: 5742496 (1998-04-01), Tsutsumi
patent: 5815384 (1998-09-01), Hammond et al.
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