Liquid crystal display and method for controlling liquid crystal display with decreased power consumption and without reduction in display quality

摘要

A liquid crystal display provided with a liquid crystal display unit with pixels disposed on a board in a shape of matrix, a driver for supplying a signal to the respective pixels based on the display data so to display an image, and a control unit for controlling the driver, comprises switches provided in each signal line for supplying a signal from the driver to the respective pixels, and a liquid crystal display state judging unit for judging the display state on the liquid crystal display unit, thereby to on-off control the switches based on the result judged by the liquid crystal display state judging unit.