Patent ID: 8436894

Claim:
A liquid crystal display (LCD) system for generating a three-dimensional image effect by adjusting a backlight, the liquid crystal display system comprising: a backlight module comprising a plurality of backlight blocks; a system control board, generating a first control signal and a second control signal, and generating a three-dimensional image signal according to a three-dimensional video signal from a three-dimensional video source; an LCD driving module coupled to the system control board, adjusting a timing of the three-dimensional image signal and outputting an LCD driving signal; an LCD panel installed on the backlight module and coupled to the LCD driving module, receiving the LCD driving signal to generate an image frame; a backlight driving module coupled to the plurality of backlight blocks and the system control board, controlling turning-on and turning-off of corresponding blocks of the plurality of backlight blocks according to the first control signal; and a pair of shutter glasses comprising a left shutter and a right shutter to be turned on and turned off according to the second control signal; wherein the first control signal and the second control signal relate to a percentage of the image frame displayed on the LCD panel, and a number of backlight blocks turned on and off at one time is directly related to the percentage of the image frame displayed on the LCD panel at that time.