Title:
回路装置
Document Type and Number:
Japanese Patent JP2004511892
Kind Code:
A
Abstract:
An improved ignition circuit for a high intensity discharge (HID) lamp is disclosed. The ignition voltage is provided across a single capacitor, and at the end of the ignition phase, a second capacitor is switched into the circuit to divide the voltage across two capacitors, and provide a steady state square wave current and voltage.
Inventors:
Eric Bashen
Application Number:
JP2002535449A
Publication Date:
April 15, 2004
Filing Date:
October 04, 2001
Export Citation:
Assignee:
Koninklijke Philips Electronics N.V.
International Classes:
H05B41/24; H05B41/288; H05B41/38; (IPC1-7): H05B41/24
Attorney, Agent or Firm:
Kosaku Sugimura