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Ignition Device

  • US 20080174252A1
  • Filed: 08/03/2005
  • Published: 07/24/2008
  • Est. Priority Date: 09/22/2004
  • Status: Active Grant
First Claim
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1. An ignition circuit arrangement for the ignition of a gas-discharge lamp, in particular a high-pressure gas-discharge lamp, with which there is associated a supply circuit for providing an ac supply voltage (UN) to the lamp, comprising:

  • an ignition transformer having a primary side and a secondary side, a trigger circuit electrically coupled to the primary side, the lamp electrically coupled to the secondary side, said ignition transformer configured to transmit an ignition pulse;

    an input energy source for the ignition trigger circuit;

    a first switch in the trigger circuit, and;

    controller configured to control the first switch, said controller is further configured to control a voltage source in series with the lamp to assist in the ignition process of the lamp.

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