发明申请
US20070126370A1 Inverter circuit, backlight assembly, and liquid crystal display with backlight assembly 失效
逆变电路,背光组件和带背光组件的液晶显示器

  • 专利标题: Inverter circuit, backlight assembly, and liquid crystal display with backlight assembly
  • 专利标题(中): 逆变电路,背光组件和带背光组件的液晶显示器
  • 申请号: US11521111
    申请日: 2006-09-14
  • 公开(公告)号: US20070126370A1
    公开(公告)日: 2007-06-07
  • 发明人: Tatsuhisa ShimuraTakashi Kinoshita
  • 申请人: Tatsuhisa ShimuraTakashi Kinoshita
  • 优先权: KR10-2005-118903 20051207
  • 主分类号: H05B41/24
  • IPC分类号: H05B41/24
Inverter circuit, backlight assembly, and liquid crystal display with backlight assembly
摘要:
In an inverter circuit for a backlight assembly, a first sinusoidal voltage and a second sinusoidal voltage having an opposite polarity to that of the first sinusoidal voltage are applied across terminals of 2n CCFLs. Each of respective primary coils of n first balance transformers are connected in series with corresponding first terminals of a first set of n CCFLs from the 2n CCFLs. Each of respective primary coils of n second balance transformers are connected in series with corresponding first terminals of a second set of n CCFLs from the 2n CCFLs. The secondary coils of the first balance transformers and the secondary coils of the second balance transformers are connected in series with each other to form a loop. Accordingly, the backlight assembly makes it easy to troubleshoot a failure in the CCFLs.
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