Organic light emitting diode display and method for manufacturing the same

摘要

An organic light emitting diode ("OLED") display includes a substrate (110), a gate line (121), a data line (171), a driving voltage line (122), a light blocking member (131,132,133,134), a switching thin film transistor ("TFT") (Q s ), a driving TFT (Q d ), and an OLED, wherein the driving voltage line (122) includes a portion parallel to at least one of the gate line (121) and the data line (171), the light blocking member is formed under at least one of the gate line, the data line, and the driving voltage line, the switching TFT (Q s ) is connected to the gate line (121) and the data line (171) and includes an amorphous semiconductor, the driving TFT (Q d ) is connected to the switching TFT (Q s ) and includes a polycrystalline semiconductor, and the OLED is connected to the driving TFT.