Electricity: power supply or regulation systems – Output level responsive – Using a transformer or inductor as the final control device
Reexamination Certificate
2007-10-02
2007-10-02
Berhane, Adolf (Department: 2838)
Electricity: power supply or regulation systems
Output level responsive
Using a transformer or inductor as the final control device
C323S262000, C363S016000
Reexamination Certificate
active
11465270
ABSTRACT:
A DC/DC converter includes a first transformer and a second transformer each having primary windings and secondary windings respectively having first windings and second windings, a second switch connected to both ends of a first series circuit, a fourth switch connected to both ends of a second series circuit, a third series circuit being connected to both ends of the second switch and having the second winding and a second DC power supply, a fourth series circuit being connected to both ends of the fourth switch and having the second winding and the second DC power supply, a reactor connected to both ends of a series circuit having the secondary windings, and a control circuit turning ON/OFF the first and third switches with a phase difference of a half cycle and turning ON/OFF the second and fourth switches with a phase difference of a half cycle.
REFERENCES:
patent: 4748397 (1988-05-01), Ogawa et al.
patent: 5418709 (1995-05-01), Lukemire
patent: 6034514 (2000-03-01), Sakai
patent: 6191965 (2001-02-01), Matsumoto
patent: 6525513 (2003-02-01), Zhao
patent: 7116087 (2006-10-01), Zhang et al.
patent: 7138787 (2006-11-01), Tsuruya
patent: 7183754 (2007-02-01), Tsuruya
patent: 2005/0047175 (2005-03-01), Kawasaki et al.
patent: 2006/0208712 (2006-09-01), Tsuruya
patent: 2006/0208713 (2006-09-01), Tsuruya
patent: 2003-304644 (2003-10-01), None
Berhane Adolf
Sanken Electric Co. Ltd.
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