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Switching power supply for discharge lamp and method for powering a lamp

  • US 20030184242A1
  • Filed: 05/30/2003
  • Published: 10/02/2003
  • Est. Priority Date: 06/08/1999
  • Status: Active Grant
First Claim
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1. A method for powering a discharge lamp with a switch mode power supply, comprising the steps:

  • of applying a lamp startup voltage to the lamp;

    after starting the lamp, of applying a service voltage lower than the startup voltage.

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