| 摘要 |
An organic light emitting display device including: a plurality of pixels, each of the pixels including an organic light emitting diode (OLED) and a pixel circuit for driving the OLED, the pixel circuit including: a first transistor for transferring a data signal supplied from a data line to a current scan line; a second transistor for controlling an amount of current corresponding to the data signal that flows from a first pixel power supply to the OLED; a third transistor for diode-connecting the second diode according to the current scan signal; a storage capacitor for maintaining a gate voltage of the second transistor in accordance with the data signal; and a fourth transistor for initializing a first node according to a previous scan signal supplied before the current scan signal is supplied, the fourth transistor in a pixel region of a previous row pixel.
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