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    • 7. 发明申请
    • Liquid crystal display and driving method thereof
    • 液晶显示及其驱动方法
    • US20070291190A1
    • 2007-12-20
    • US11302098
    • 2005-12-12
    • Kyoung-Ju ShinChong-Chul ChaiCheol-Woo ParkYoung-Chol Yang
    • Kyoung-Ju ShinChong-Chul ChaiCheol-Woo ParkYoung-Chol Yang
    • G09G3/36
    • G09G3/3696G02F2001/134318G09G3/3614G09G3/3648G09G2320/0219G09G2320/0247
    • A liquid crystal display (LCD) and a driving method thereof are provided. The LCD comprises a liquid crystal panel having a gate line, a data line, and a pixel defined by the intersection of the gate line and the data line; a grayscale voltage generating unit for generating a grayscale voltage; a driving voltage generating unit for generating a gate off voltage, a positive polarity gate on voltage, and a negative polarity gate on voltage, wherein the negative polarity gate on voltage is lower than the positive polarity gate on voltage; a gate driving unit for supplying the gate line with at least one of the positive polarity gate on voltage and the negative polarity gate on voltage; a data driving unit for supplying the pixel with a data voltage, wherein the data driving unit is supplied with the grayscale voltage from the grayscale voltage generating unit; and a signal control unit for controlling the data driving unit so that a positive polarity data voltage and a negative polarity data voltage are alternately applied to the pixel, and for controlling the gate driving unit so that the positive polarity gate on voltage is applied to the pixel supplied with the positive polarity data voltage and the negative polarity gate on voltage is applied to the pixel supplied with the negative polarity data voltage. Accordingly, the degree of flicker and image sticking is reduced.
    • 提供液晶显示器(LCD)及其驱动方法。 LCD包括具有栅极线,数据线和由栅极线和数据线的交点限定的像素的液晶面板; 用于产生灰度电压的灰度级电压产生单元; 用于产生栅极截止电压的驱动电压产生单元,正极性栅极导通电压和负极栅极导通电压,其中负极栅极导通电压低于正极栅极导通电压; 栅极驱动单元,用于向栅极线提供正极栅极导通电压和负极栅极中的至少一个电压; 数据驱动单元,用于向像素提供数据电压,其中数据驱动单元从灰度级电压产生单元提供灰度电压; 以及信号控制单元,用于控制数据驱动单元,使得正极性数据电压和负极性数据电压交替地施加到像素,并且用于控制栅极驱动单元,使得正极栅极导通电压被施加到 提供有正极数据电压和负极栅极导通电压的像素被施加到被提供有负极数据电压的像素。 因此,闪烁和图像残留的程度降低。
    • 8. 发明申请
    • Thin film transistor array panel
    • 薄膜晶体管阵列面板
    • US20060092367A1
    • 2006-05-04
    • US11262894
    • 2005-10-31
    • Kyoung-Ju ShinCheol-Woo ParkJae-Jin LyuChong-Chul Chai
    • Kyoung-Ju ShinCheol-Woo ParkJae-Jin LyuChong-Chul Chai
    • G02F1/1343G02F1/136
    • G02F1/133707G02F1/134336G02F1/1393G02F2001/134345
    • A thin film transistor (TFT) array panel for a Liquid Crystal Display apparatus (LCD) is provided. The TFT array panel comprises a plurality of gate lines, at least one data line intersecting the plurality of gate lines and at least one thin film transistor connected to at least one of the gate lines and the at least one data line. The at least one film transistor comprises a drain electrode. In addition, the TFT array panel further comprises at least one pixel electrode including at least one first subpixel electrode connected to the drain electrode of the thin film transistor and a second subpixel electrode capacitively coupled to the at least one first subpixel electrode. Moreover, the pixel electrode has a partitioning member for partitioning the pixel electrode into at least two partitions having portions which do not overlap the drain electrode. The at least two partitions are disposed symmetrically to a reference line equidistant from the plurality of gate lines.
    • 提供了一种用于液晶显示装置(LCD)的薄膜晶体管(TFT)阵列面板。 TFT阵列面板包括多条栅极线,与多条栅极线交叉的至少一条数据线和至少一条与至少一条栅极线和至少一条数据线连接的薄膜晶体管。 所述至少一个膜晶体管包括漏电极。 此外,TFT阵列板还包括至少一个像素电极,该至少一个像素电极包括连接到薄膜晶体管的漏极的至少一个第一子像素电极和与该至少一个第一子像素电极电容耦合的第二子像素电极。 此外,像素电极具有用于将像素电极分隔成具有不与漏电极重叠的部分的至少两个分隔件的分隔构件。 至少两个隔板对称地设置在与多个栅极线等距的基准线上。