Liquid crystal display device and a pixel driving method thereof

摘要

A pixel driving method of a liquid crystal display (LCD) device, the LCD device comprising a first stage pixel, a second stage pixel, a first transistor, a second transistor, a third transistor, a first scan line, a second scan line, a plurality of data lines, a main pixel electrode, a sub pixel electrode, and a share capacitance, and the pixel driving method comprising the following steps: A step of driving the first scan line during the first driving period to charge the main pixel electrode and the sub pixel electrode of the first stage pixel, a step of ceasing to drive the first scan line during the second driving period to reduce voltages of the main pixel electrode and the sub pixel electrode of the first stage pixel, a step of driving the second scan line during the third driving period to turn on the third transistor of the first stage pixel, and a step of ceasing to drive the second scan line during the fourth driving period and pulling down the voltages of the main pixel electrode and the sub pixel electrode of the first stage pixel by implementing the share capacitance, which is connected with the third transistor during the third and the fourth driving period.

主权项

1. A pixel driving method of a liquid crystal display (LCD) device, the LCD device comprising a first stage pixel, a second stage pixel, a first transistor, a second transistor, a third transistor, a first scan line, a second scan line, a plurality of data lines, a main pixel electrode, a sub pixel electrode, and a share capacitance, and the pixel driving method comprising steps of:
driving the first scan line during a first driving period to charge the main pixel electrode and the sub pixel electrode of the first stage pixel; ceasing to drive the first scan line during a second driving period to reduce voltages of the main pixel electrode and the sub pixel electrode of the first stage pixel; driving the second scan line during a third driving period to turn on the third transistor of the first stage pixel; and ceasing to drive the second scan line during a fourth driving period and pulling down the voltages of the main pixel electrode and the sub pixel electrode of the first stage pixel by implementing the share capacitance, which is connected with the third transistor during the third and the fourth driving period; wherein the share capacitance is directly electrically connected between a drain of the third transistor and a ground.