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Control Unit for a Lamp Driver Providing Smooth Transition Between Operation Modes

  • US 20080122386A1
  • Filed: 07/18/2005
  • Published: 05/29/2008
  • Est. Priority Date: 07/21/2004
  • Status: Abandoned Application
First Claim
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1. A control unit for a lamp driver being adapted to control the operation of a lamp during at least an ignition mode, a run-up mode and a normal operation mode, the control unit comprising:

  • means for providing, initially in an ignition mode, a predetermined start value of current to the lamp,means for, subsequently in the ignition mode, increasing the provided current to a predetermined maximum value.

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