| 摘要 |
An organic light emitting diode display device includes: a switching thin film transistor in a pixel region, the switching thin film transistor including a switching semiconductor layer of polycrystalline silicon; a driving thin film transistor connected to the switching thin film transistor, the driving thin film transistor including a driving semiconductor layer of polycrystalline silicon layer; and a light emitting diode connected to the driving thin film transistor, wherein a direction of a channel of the switching thin film transistor is parallel to a first direction, and a direction of a channel of the driving thin film transistor is perpendicular to the first direction. |
