03-05-2012 дата публикации
Номер: US20120104393A1
Принадлежит:
An OLED display includes a first polysilicon layer pattern on a substrate having a first gate electrode, a second gate electrode, and a first capacitor electrode, a gate insulating layer pattern, a second polysilicon layer pattern including a first active layer, a second active layer, and a capacitor polycrystalline dummy layer, a third amorphous silicon layer pattern including first source and drain resistant contact layers on a predetermined region of the first active layer, second source and drain resistant contact layers on a predetermined region of the second active layer, and a capacitor amorphous dummy layer on the capacitor polycrystalline dummy layer, and a data metal layer pattern including first source/drain electrodes, second source/drain electrodes, and a second capacitor electrode. 1. An organic light emitting diode (OLED) display , comprising:a first polysilicon layer pattern on a substrate, the first polysilicon layer pattern being impurity-doped and including a first gate electrode, a second gate electrode, and a first capacitor electrode;a gate insulating layer pattern on the first polysilicon layer pattern;a second polysilicon layer pattern including a first active layer, a second active layer, and a capacitor polycrystalline dummy layer on respective first gate electrode, second gate electrode, and first capacitor electrode;a third amorphous silicon layer pattern, the third amorphous silicon layer pattern being impurity-doped and including first source and drain resistant contact layers on a predetermined region of the first active layer, second source and drain resistant contact layers on a predetermined region of the second active layer, and a capacitor amorphous dummy layer on the capacitor polycrystalline dummy layer; anda data metal layer pattern including a first source electrode, a first drain electrode, a second source electrode, a second drain electrode, and a second capacitor electrode on respective first source resistant contact layer, ...
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