Patent ID: 7868986
Filing Date: 2011-01-11
Classification: G02F,H01L

Abstract:
1. A display panel comprising: a substrate; a gate line including a first conductive film; an auxiliary data line formed on the substrate and including the first conductive film; a data line intersecting the gate line and including a second conductive film, wherein the data line includes an expanded end portion including a contact portion contacting an input terminal of a driving circuit; a switching element connected to the gate line and the data line; a pixel electrode connected to the switching element and including a third conductive film; a first insulating layer formed between the first conductive film and the second conductive film and comprising a first contact hole exposing the auxiliary data line; and a first contact assistant including the third conductive film and disposed on the first contact hole, wherein the data line contacts the auxiliary data line through the first contact hole, and wherein the auxiliary data line is not expanded to overlap the contact portion.