发明授权
US08279153B2 Liquid crystal display to increase display quality by preventing DC image sticking, flicker and stains
有权
液晶显示器可以防止直流图像粘附,闪烁和污渍,从而提高显示质量
- 专利标题: Liquid crystal display to increase display quality by preventing DC image sticking, flicker and stains
- 专利标题(中): 液晶显示器可以防止直流图像粘附,闪烁和污渍,从而提高显示质量
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申请号: US12277132申请日: 2008-11-24
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公开(公告)号: US08279153B2公开(公告)日: 2012-10-02
- 发明人: Hongsung Song , Woongki Min , Yonggi Son , Suhyuk Jang
- 申请人: Hongsung Song , Woongki Min , Yonggi Son , Suhyuk Jang
- 申请人地址: KR Seoul
- 专利权人: LG Display Co., Ltd.
- 当前专利权人: LG Display Co., Ltd.
- 当前专利权人地址: KR Seoul
- 代理机构: Birch, Stewart, Kolasch & Birch, LLP
- 优先权: KR10-2007-0141118 20071229
- 主分类号: G09G3/18
- IPC分类号: G09G3/18 ; G09G3/36 ; G09G5/00 ; G06F3/038
摘要:
A liquid crystal display and a method for driving the same are disclosed. The liquid crystal display includes a timing controller generating a polarity control signal. A logic inverting period of the polarity control signal during frame periods ranging from an Nth frame period among M frame periods to 2 to 4 frame periods following the Nth frame period is longer than a logic inverting period of the polarity control signal in the other frame periods, where N is an integer equal to or larger than 4 and M is larger than N. The liquid crystal cells in one frame period of the M frame periods are charged to the data voltage whose a polarity is opposite to a polarity of the data voltage in a previous frame period of one frame period.
公开/授权文献
- US20090167664A1 LIQUID CRYSTAL DISPLAY AND METHOD FOR DRIVING THE SAME 公开/授权日:2009-07-02
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