Circuit and method for dynamic adjustment of operation...

Details Circuit and method for dynamic adjustment of operation... Circuit and method for dynamic adjustment of operation...

2008-04-08

2008-04-08

Vo, Tuyet (Department: 2821)

Electric lamp and discharge devices: systems

Current and/or voltage regulation

C315S307000, C315S224000, C315S247000

Reexamination Certificate

active

10558721

ABSTRACT:
A circuit and a method for operation of a gas discharge lamp includes a switching transformer having a switch, a converter, inductor and a controller in a control loop for measuring a lamp voltage and setting a desired power. The switching transformer further includes a second control loop used for adjusting the switching transformer to individual lamp conditions.

REFERENCES:
patent: 5481163 (1996-01-01), Nakamura et al.
patent: 5608294 (1997-03-01), Derra et al.
patent: 6160361 (2000-12-01), Giannopoulos et al.
patent: 6163115 (2000-12-01), Ishizuka
patent: 6850015 (2005-02-01), Ishizuka et al.
patent: 1 152 645 (2001-11-01), None

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