Active matrix liquid crystal display and driving method thereof for adjusting refresh rate according to frequency of ambient light

摘要

An exemplary liquid crystal display (LCD) ( 200 ) includes an LCD panel ( 250 ); a gate driving circuit ( 240 ) configured for scanning the LCD panel; a data driving circuit ( 230 ) configured for providing a plurality of gradation voltages to the LCD panel; an optical sensor ( 210 ) configured for measuring a frequency of ambient light and generating a corresponding measurement signal; a timing control circuit ( 220 ) configured for receiving the measurement signal and adjusting a refresh rate of images shown by the LCD panel according to the frequency of the ambient light.