Invention Application
US20070013630A1 Liquid crystal display driving apparatus and method thereof 有权
液晶显示驱动装置及其方法

  • Patent Title: Liquid crystal display driving apparatus and method thereof
  • Patent Title (中): 液晶显示驱动装置及其方法
  • Application No.: US11525085
    Application Date: 2006-09-22
  • Publication No.: US20070013630A1
    Publication Date: 2007-01-18
  • Inventor: Chung-Kuang TsaiLi-Ru Lyu
  • Applicant: Chung-Kuang TsaiLi-Ru Lyu
  • Applicant Address: TW Hsinchu
  • Assignee: AU OPTRONICS CORP.
  • Current Assignee: AU OPTRONICS CORP.
  • Current Assignee Address: TW Hsinchu
  • Priority: TW093111798 20050427; TW092113907 20030522
  • Main IPC: G09G3/36
  • IPC: G09G3/36
Liquid crystal display driving apparatus and method thereof
Abstract:
A liquid crystal display (LCD) driving method is provided. A pixel of the LCD is driven according to a precharge pixel value and a compensation pixel value both being generated from a pixel value during a precharge field and a compensation field respectively. A precharge driving voltage corresponding to the precharge pixel value, and a compensation driving voltage corresponding to the compensation pixel value is then determined and used to drive the pixel. The lightness of the pixel driven according to the precharge pixel value and the compensation pixel value is substantially the same as the lightness of the pixel if driven according to the pixel value. The precharge field comes before the compensation field when the precharge pixel value is larger than the compensation pixel value, and the compensation field comes before the precharge field when the compensation pixel value is larger than the precharge pixel value.
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