Liquid crystal display with storage capacitors for holding electric charges

A liquid crystal display with storage capacitors for holding charges, comprising:

• a plurality of pixel electrodes arranged, on a substrate, in matrix array;
• drain lines formed between columns of the pixel electrodes;
• gate lines formed between rows of the pixel electrodes;
• thin film transistors formed near intersections of the drain lines and the gate lines, each thin film transistor including a source electrode connected to each pixel electrode, a drain electrode connected to each drain line, and a gate electrode connected to each gate line;
• storage capacitor electrodes disposed lying adjacent to the pixel electrodes with an insulation layer sandwiched therebetween;
• storage capacitors constituted by the pixel electrodes and the storage capacitor electrodes;
• an input terminal electrode for the storage capacitors disposed at an end of the substrate;
• and
• an input capacitor constituted by the storage capacitor electrode and the input terminal electrode, and having a capacitance which is 1/10 of the total capacitance of all the storage capacitors on the substrate,
• wherein the storage capacitor electrodes extend to an end of the substrate such that the storage capacitor electrode is disposed lying adjacent to the input terminal electrodes with the insulation layer interposed therebetween, and voltages applied to the storage capacitor electrodes are controlled by signals supplied to the input terminal electrodes.

A liquid crystal display with storage capacitors for retaining charges, comprising:

• (a) a plurality of pixel electrodes arranged, on a substrate, in matrix array;
• (b) drain lines formed between columns of the pixel electrodes;
• (c) gate lines formed between rows of the pixel electrodes;
• (d) thin film transistors formed near intersections of the drain lines and the gate lines, each thin film transistor including a source electrode connected to the pixel electrode, a drain electrode connected to the drain line, and a gate electrode connected to the gate line;
• (e) storage capacitor electrode disposed lying adjacent to the pixel electrodes with an insulation layer sandwiched therebetween;
• (f) storage capacitors constituted by the pixel electrodes and the storage capacitor electrode;
• (g) an input terminal electrode for the storage capacitors disposed at an end of the substrate;
• (h) an input capacitor formed by the storage capacitor electrode extending to an end of the substrate and the input terminal electrode opposing the storage capacitor electrode through the insulation layer interposed in between the storage capacitor electrode and the input terminal electrode;
• and
• (i) a resistance formed by shorting the input terminal electrode and the storage capacitor electrode, wherein voltages applied to the storage capacitor electrode are controlled by signals supplied to the input terminal electrode via the input capacitor and the resistance.

A liquid crystal display with storage capacitors for retaining charges, comprising:

• a plurality of pixel electrodes arranged, on a substrate, in matrix array;
• drain lines formed between columns of the pixel electrodes;
• gate lines formed between rows of the pixel electrodes;
• thin film transistors formed near intersections of the drain lines and the gate lines, each thin film transistor including a source electrode connected to the pixel electrode, a drain electrode connected to the drain line, and a gate electrode connected to the gate line such that each gate line carries the insulation layer and a semiconductor layer on its underside, each source electrode is constituted by a part of each pixel electrode, each drain electrode is constituted by a part of each drain line, a channel layer is a part of the semiconductor layer and is positioned at an area where the source electrode and the drain electrode lie adjacent to each other and a gate insulation layer is a part of the insulation layer and extends over the channel layer;
• storage capacitor electrode disposed lying adjacent to the pixel electrodes with an insulation layer sandwiched therebetween;
• storage capacitors constituted by the pixel electrodes and the storage capacitor electrode;
• and
• an input terminal electrode for the storage capacitors disposed at an end of the substrate,
• wherein the storage capacitor electrode extend to an end of the substrate where the storage capacitor electrode is disposed adjacent to the input terminal electrode with the insulation layer interposed therebetween, a laminate of the semiconductor layer, the insulation layer and the same metal layer as the gate line is laid over the input terminal electrode, the input terminal electrode and the storage capacitor electrode are shorted within an area of the laminate, and voltages applied to the storage capacitor electrode are controlled by signals supplied to the input terminal electrode.

A liquid crystal display with storage capacitors for retaining charges, comprising;

• a plurality of pixel electrodes arranged, on a substrate, in matrix array;
• drain lines formed between columns of the pixel electrodes;
• gate lines formed between rows of the pixel electrodes;
• thin film transistors formed near intersections of the drain lines and the gate lines, each thin film transistor including a source electrode connected to the pixel electrode, a drain electrode connected to the drain line, and a gate electrode connected to the gate line such that each gate line carries the insulation layer and a semiconductor layer on its underside, each source electrode is constituted by a part of each pixel electrode, each drain electrode is constituted by a part of each drain line, a channel layer is a part of the semiconductor layer and is positioned at an area where the source electrode and the drain electrode lie adjacent to each other and a gate insulation layer is a part of the insulation layer and extends over the Channel layer;
• storage capacitor electrode disposed lying adjacent to the pixel electrodes with an insulation layer sandwiched therebetween;
• the storage capacitor electrode constituted by a transparent conductive layer laid over the substrate;
• storage capacitors constituted by the pixel electrodes and the storage capacitor electrode;
• a light shielding layer formed on the storage capacitor electrode around each pixel electrode, the light shielding layer connected to the storage capacitor electrode and extending to the end of the substrate where the laminate is present over the input terminal electrode, and the input terminal electrode and the storage capacitor electrode are shorted at an area where the laminate and the light shielding layer are provided;
• and
• an input terminal electrode for the storage capacitors disposed at an end of the substrate,
• wherein the storage capacitor electrode extend to an end of the substrate where the storage capacitor electrode is disposed adjacent to the input terminal electrode with the insulation layer interposed therebetween, and voltages applied to the storage capacitor electrode are controlled by signals supplied to the input terminal electrode.