Provided is an array substrate of an LCD that includes a substrate, an active layer, a first insulating layer, and a gate electrode sequentially formed on the substrate. A source region and a drain region reside in predetermined regions of the active layer and each is doped with impurity ions. A second...http://www.google.de/patents/US7368755?utm_source=gb-gplus-sharePatent US7368755 - Array substrate of liquid crystal display and fabrication method thereof