| 摘要 |
A backlight control method for a backlight module corresponding to a display panel is disclosed, which includes the steps of dividing the backlight module into a plurality of backlight areas, calculating a first blanking period, a active pixel period and a second blanking period of an image frame, sequentially turning on light sources of the plurality of backlight areas to provide backlights for the display panel during the active pixel period, wherein light sources of each backlight area is turned on and lasted to a light-on duration, the active pixel period begins at a time point of displaying the first active pixel of the image frame and ends at a time point of displaying the last active pixel of the image frame.
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