Lighting circuit for discharge lamp

Details Lighting circuit for discharge lamp Lighting circuit for discharge lamp

1997-05-29

2000-11-28

Kinkead, Arnold

Electric lamp and discharge devices: systems

Current and/or voltage regulation

Automatic regulation

315225, 315360, 315291, H05B 3700, H05B 4100, H05B 41231

Patent

active

061539872

ABSTRACT:
A discharge lamp lighting circuit comprising power control means for executing lighting acceleration control to supply power greater than rated power to a discharge lamp to thereby expedite lighting of the discharge lamp, and constant power control on the discharge lamp with the rated power; and timer means for regulating a time for the lighting acceleration control by the power control means in such a way that the lighting acceleration control does not continue for a predetermined time or longer, at the beginning of the lighting of the discharge lamp or when the status of the discharge lamp after being lit changes.

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