Starting circuit for low-pressure discharge lamp

Details Starting circuit for low-pressure discharge lamp Starting circuit for low-pressure discharge lamp

1999-07-29

2000-12-19

Wong, Don

Electric lamp and discharge devices: systems

Current and/or voltage regulation

315118, 315307, 315DIG5, 315DIG7, G05F 100

Patent

active

061631140

ABSTRACT:
In an operating circuit for a low-pressure discharge lamp, the lamp current is controlled depending on the lamp temperature or the luminous flux.

REFERENCES:
patent: 4647817 (1987-03-01), Fahnrich et al.
patent: 5051666 (1991-09-01), Jensen
patent: 5063490 (1991-11-01), Maechara et al.
patent: 5233273 (1993-08-01), Waki et al.
patent: 5382878 (1995-01-01), Secen et al.
patent: 5404083 (1995-04-01), Nilssen
patent: 5710489 (1998-01-01), Nilssen
patent: 5757145 (1998-05-01), Johnson et al.
patent: 5828187 (1998-10-01), Fischer
patent: 5936361 (1999-08-01), Yamashita et al.
"Halbleiterschaltungstechnik [Semiconductor Circuitry]" by U. Tietze, Ch. henk, 9th edition, Springer, section 26.1.5 (transistor as temperature sensor), pp. 897-901.

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