| 摘要 |
PCT No. PCT/EP97/00184 Sec. 371 Date Jul. 14, 1998 Sec. 102(e) Date Jul. 14, 1998 PCT Filed Jan. 16, 1997 PCT Pub. No. WO97/27726 PCT Pub. Date Jul. 31, 1997Gas discharge lamps are for regulated in a manner that is not affected by parasitic capacitances, such as line capacitances, by measuring current which passes through the lamp, calculating an active component of the measured current based on its phase in relation to a reference or by a comparison of the relative phases of the measured current and a voltage applied to the lamp, and regulating the lamp operation based on the active component.
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