| 摘要 |
There is provided an apparatus for controlling an LCD backlight in a mobile station to perform the operation of the mobile station in a dimming mode more effectively, and extend the maximum allowable operation time of the mobile station, the apparatus including a backlight LED (light emit diode) for generating a backlight to an LCD, a backlight drive for receiving an input current to supply the input current to the backlight LED to drive, a current control unit for controlling the input current of the backlight drive by a current control signal, and a control unit for supplying the current control signal to the current control unit to control the input current of the backlight drive during operation of the LCD according to a normal mode/dimming mode as predetermined.
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