发明授权
US07268761B2 Liquid crystal device, liquid crystal driving device and method of driving the same, and electronic equipment 有权
液晶装置,液晶驱动装置及其驱动方法以及电子设备

  • 专利标题: Liquid crystal device, liquid crystal driving device and method of driving the same, and electronic equipment
  • 专利标题(中): 液晶装置,液晶驱动装置及其驱动方法以及电子设备
  • 申请号: US11128957
    申请日: 2005-05-12
  • 公开(公告)号: US07268761B2
    公开(公告)日: 2007-09-11
  • 发明人: Hisanobu Ishiyama
  • 申请人: Hisanobu Ishiyama
  • 申请人地址: JP Tokyo
  • 专利权人: Seiko Epson Corporation
  • 当前专利权人: Seiko Epson Corporation
  • 当前专利权人地址: JP Tokyo
  • 代理机构: Hogan & Hartson LLP
  • 优先权: JP2000-089321 20000328
  • 主分类号: G09G3/36
  • IPC分类号: G09G3/36
Liquid crystal device, liquid crystal driving device and method of driving the same, and electronic equipment
摘要:
A liquid crystal panel (10) has a scanning line (Y) and a data line (X), a TFT (30) connected to the scanning line (Y) and the data line (X), a pixel electrode (32) connected to the TFT (30), and a rectangular opposite electrode (C) arranged oppositely to the pixel electrode (32) through a liquid crystal layer. The liquid crystal panel (10) is driven by a scanning line driving circuit (20) which supplies a scanning signal including a scanning period selecting at least one scanning line (Y), a data line driving circuit (22) which supplies a data signal to the data line (X), and an opposite electrode driving circuit (24) which changes a voltage supplied to the opposite electrode (C) corresponding to the selected scanning line in synchronization with the scanning period, and inverts the polarity of a voltage applied to the liquid crystal layer.
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