Patent ID: 8576367

Claim:
A method of fabricating a liquid crystal display panel device, the method comprising: providing a lower array substrate comprising: a gate line provided on a substrate, wherein the gate line is formed of a double-layer structure including a transparent conductive film and a gate metal film sequentially; a data line provided on a substrate intersecting the gate line to define a pixel area; a thin film transistor provided at the intersection between the gate line and the data line, the thin film transistor having a semiconductor pattern; a protective film for protecting the thin film transistor; a pixel electrode directly formed on the pixel area of the substrate, the pixel electrode being directly connected to a drain electrode of the thin film transistor, and being formed of the transparent conductive film; a gate pad connected to the gate line and formed from the transparent conductive film; and a data pad connected to the data line and formed from the transparent conductive film; providing a color filter array substrate opposed to the thin film transistor array substrate; joining the thin film transistor array substrate with the color filter array substrate to expose a pad area including the gate pad and the data pad; and exposing the transparent conductive film at the pad area using the color filter array substrate as a mask, wherein the pixel electrode, the gate pad and the data pad include the same transparent conductive film, wherein the semiconductor pattern forms a channel between a source electrode and the drain electrode and include an active layer partially overlapping with a gate electrode of the thin film transistor, wherein the semiconductor pattern includes an ohmic contact layer for making ohmic contact with the data line, the source electrode, and the drain electrode, wherein each of the gate pad and the data pad is formed of a single layer that is identical with the transparent conductive film of the pixel electrode, and wherein the gate pad and the data pad are directly contacted with the substrate.