Patent ID: 8279389

Claim:
A thin film transistor substrate, comprising: a plurality of gate lines and a plurality of data lines defining a plurality of adjacent pixels; a pixel electrode in a first pixel of the plurality of adjacent pixels; a thin film transistor in the first pixel, having a gate electrode connected to one of the plurality of gate lines, a source electrode connected to one of the plurality of data lines, a drain electrode connected to the pixel electrode, and a first active layer of polysilicon formed parallel to the plurality of gate lines and defining a channel between the source electrode and the drain electrode, wherein the source electrode is connected to the first active layer through a source contact hole, wherein the drain electrode is connected to the first active layer through a drain contact hole, wherein the drain electrode is connect to the pixel electrode through a pixel contact hole, wherein the source contact hole, the drain contact hole and the pixel electrode are disposed in a row with each other, wherein the row is parallel with the plurality of gate lines; a first storage line parallel to the plurality of gate lines and positioned on the pixel electrode; a second storage line parallel to the plurality of gate lines, electrically connected to the first storage line, and positioned on the pixel electrode; a second active layer parallel to the gate line and extending over the first storage line with a gate insulating film between the second active layer and the first storage line for providing a first storage capacitor; and a third active layer parallel to the gate line and extending over the second storage line with the gate insulating film between the second storage line and the third active layer for providing a second storage capacitor, wherein the first active layer, the second active layer and the third active layer are integrally formed and not connected to the active layers of the plurality of adjacent pixels formed in the extending direction of the gate line, and wherein the first storage line is spaced apart from the second storage line.