Electric power conversion systems – Current conversion – Using semiconductor-type converter
Reexamination Certificate
2006-08-21
2009-10-13
Berhane, Adolf (Department: 2838)
Electric power conversion systems
Current conversion
Using semiconductor-type converter
Reexamination Certificate
active
07602628
ABSTRACT:
In addition to other aspects disclosed, a method comprises providing a signal to a transformer for supplying power during a reduced activity state. The signal comprises a series of pulses that comprises a positive pulse and a negative pulse. The signal is a segmented version of another signal provided to the transformer during the active state.
REFERENCES:
patent: 4326287 (1982-04-01), Abramson
patent: 5315533 (1994-05-01), Stich et al.
patent: 6008681 (1999-12-01), Beutler et al.
patent: 2005/0135127 (2005-06-01), Hamilton
Hickman Mark R.
Kirk James W.
Berhane Adolf
Bose Corporation
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