发明授权
US06686704B2 Lamp lighting apparatus and projector using the same 失效
灯具照明设备和投影机使用相同

  • 专利标题: Lamp lighting apparatus and projector using the same
  • 专利标题(中): 灯具照明设备和投影机使用相同
  • 申请号: US10193480
    申请日: 2002-07-10
  • 公开(公告)号: US06686704B2
    公开(公告)日: 2004-02-03
  • 发明人: Toshio Suzuki
  • 申请人: Toshio Suzuki
  • 优先权: JPP2001-213779 20010713; JPP2001-387667 20011220
  • 主分类号: H05B4116
  • IPC分类号: H05B4116
Lamp lighting apparatus and projector using the same
摘要:
A lamp lighting apparatus including a voltage control section for supplying a pulse voltage whose peak value rises stepwise, and a power conversion section for converting an output of the voltage control section into a high voltage and applying the high voltage to a lamp to light the lamp and for supplying, after the lamp is lit once, a self-sustaining discharge current to the lamp.
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