The dynamic false contour phenomenon of digital driving microdisplays affects the display quality seriously when displaying moving images. By analyzing the generation mechanism of dynamic false contour and considering the visual characteristics of the human eyes, this paper proposes a just noticeable distortion integral method to quantify the dynamic false contour level of different scan strategies. A series of experiments are designed to verify the reliability of the proposed evaluation method. Combining the linear pulse width modulation scan method and the subframe scan method, a centralized subframe scan method is proposed to alleviate the dynamic false contour phenomenon. The system verification platform is performed on a silicon-based OLED microdisplay with a resolution of 1280×1024. When the parameter K of centralized subframe scan method is not less than 4, the average Peak-Signal-to-Noise Ratio of image data set is above 35db, and the display effect is close to the original image.