| 摘要 |
An organic light emitting diode (OLED) display includes an illuminance sensing unit configured to sense an external illuminance, a brightness determination unit configured to determine a brightness of the OLED display according to an illuminance sensed by the illuminance sensing unit, a driving voltage determination unit configured to determine a driving voltage corresponding with a current saturation point of the OLED display, the driving voltage being determined based at least in part on a driving current and the brightness determined by the brightness determination unit, a voltage conversion unit configured to receive an input voltage, generate a first voltage higher than the input voltage, and generate a second voltage lower than the input voltage, and a display unit configured to receive the first and second voltages from the voltage conversion unit and display an image.
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