20090184903 | ORGANIC LIGHT EMITTING DISPLAY AND DRIVING METHOD THEREOF - An organic light emitting display includes a plurality of pixels arranged at intersecting points of data lines, scan lines and light emitting control lines; a sensing unit extracting a signal corresponding to a degradation level of organic light emitting diodes provided in each of the pixels; a storage unit storing the signal obtained from the sensing unit, calculating degradation level information of the organic light emitting diodes using the stored signal and storing the calculated information; a conversion unit for converting an input data (Data) into a correction data (Data′) using the degradation level information stored in the storage unit; and a data driver for receiving the correction data (Data′) outputted from the conversion unit and generating data signals to be supplied to the circuits. | 07-23-2009 |