Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Plural load device systems
Reexamination Certificate
2007-12-11
2007-12-11
Vu, Bao Q. (Department: 2838)
Electric lamp and discharge devices: systems
Periodic switch in the supply circuit
Plural load device systems
C315S152000, C315S161000, C353S013000, C353S065000
Reexamination Certificate
active
10517455
ABSTRACT:
A circuit includes a converter for converting an a.c. voltage into a d.c. voltage. The converter has a diode half-bridge, a switch half-bridge, and two d.c. rails. Further, the converter has a second converter for converting the a.c. voltage into a second d.c. voltage.
REFERENCES:
patent: 4388561 (1983-06-01), Koshimura et al.
patent: 5134491 (1992-07-01), Muraji et al.
patent: 5563475 (1996-10-01), Yoon
patent: 6297976 (2001-10-01), Isono
patent: 6670779 (2003-12-01), Shen
patent: WO01/33915 (2001-05-01), None
patent: WO0133915 (2001-05-01), None
Hansen Stuart
Koninklijke Philips Electronics , N.V.
Vu Bao Q.
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