发明申请
US20050001799A1 Analog buffer circuit for liquid crystal display device 有权
液晶显示装置的模拟缓冲电路

  • 专利标题: Analog buffer circuit for liquid crystal display device
  • 专利标题(中): 液晶显示装置的模拟缓冲电路
  • 申请号: US10875733
    申请日: 2004-06-25
  • 公开(公告)号: US20050001799A1
    公开(公告)日: 2005-01-06
  • 发明人: Kee Kim
  • 申请人: Kee Kim
  • 专利权人: LG.Philips, LCD CO., Ltd.
  • 当前专利权人: LG.Philips, LCD CO., Ltd.
  • 优先权: KRP2003-44605 20030702
  • 主分类号: G09G3/36
  • IPC分类号: G09G3/36
Analog buffer circuit for liquid crystal display device
摘要:
An analog buffer circuit for a liquid crystal display (LCD) device includes a first capacitor and an inverter connected in series between an input terminal and an output terminal, a first reset switch connected between the input terminal and the first capacitor to reset the first capacitor, a first feedback switch connected to a first node between the first capacitor and the first reset switch, a second capacitor and a second feedback switch connected in series between a second node and a third node, the second node connected between the first capacitor and the inverter, and the third node connected between the inverter and the output terminal, a second reset switch connected between the second node and the third node to reset the inverter, and a third reset switch connected to a fourth node between the second capacitor and the second feedback switch to reset the second capacitor.
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