ARRAY SUBSTRATE AND METHOD FOR FABRICATING ARRAY SUBSTRATE, AND DISPLAY DEVICE

摘要

The present invention discloses an array substrate, a method for fabricating an array substrate, and a display device, the array substrate includes: a base substrate; a TFT, a gate line, a data line and a pixel electrode formed on the base substrate, the TFT includes: a bottom gate, a first gate insulating layer, an active layer, a second gate insulating layer, a top gate, a gate isolation layer and a source electrode and a drain electrode sequentially formed on the base substrate; wherein, the source electrode and the drain electrode are in contact with the active layer through a first via hole and a second via hole passing through the gate isolation layer and the second insulating layer, respectively; the pixel electrode is in contact with the drain electrode.

主权项

1. A method for fabricating an array substrate, including steps:
S1: sequentially forming a bottom gate, a first gate insulating layer, an active layer and a second gate insulating layer on a base substrate, wherein a gate line is formed at the same time as forming the bottom gate; S2: forming a top gate on the second gate insulating layer; S3: sequentially forming a gate isolation layer, a source electrode, a drain electrode and a pixel electrode on the top gate.