Method and apparatus for driving an external electrode...

Details Method and apparatus for driving an external electrode... Method and apparatus for driving an external electrode...

2007-01-16

2007-01-16

Tran, Thuy Vinh (Department: 2821)

Electric lamp and discharge devices: systems

Pulsating or a.c. supply

Plural load device systems

C315S277000, C315S308000, C315S324000

Reexamination Certificate

active

11165783

ABSTRACT:
A technique for driving one or more EEFLs, having first and second ends, in a bank of EEFLs involves driving the EEFLs at both the first and second ends. In a non-limiting embodiment a device constructed according to the technique includes a bank of EEFLs connected in parallel. The device further includes a first transformer, wherein a secondary winding of the first transformer is coupled to the first end of the bank of EEFLs. The device further includes a second transformer, wherein a secondary winding of the second transformer is coupled to the second end of the bank of EEFLs.

REFERENCES:
patent: 5331253 (1994-07-01), Counts
patent: 6534934 (2003-03-01), Lin et al.
patent: 6781325 (2004-08-01), Lee
patent: 2004/0246226 (2004-12-01), Moon
patent: 2005/0017647 (2005-01-01), Huang

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