Liquid crystal display device having a plurality of error detecting shorting bars and a method of manufacturing the same
AssigneeLG Electronics Inc.
InventorSung Soo Lee
Life of this patent
Estimating the term…
Abstract
A method for manufacturing a liquid crystal display device on a substrate including the steps of forming a gate electrode, a gate line, a gate pad, a source pad, a first gate shorting bar, and a first source shorting bar using a first metal; forming a gate insulation layer, a semiconductor layer, and a doped semiconductor layer by sequentially depositing an insulation material, an intrinsic semiconductor material, and a doped semiconductor material, respectively; and forming a source electrode, a source line, a drain electrode, a second gate shorting bar, and a second source shorting bar using a second metal.
Claims15
A method for manufacturing a liquid crystal display device on a substrate comprising the steps of:
- forming a gate electrode, a gate line, a gate pad, a source pad, a first gate shorting bar, and a first source shorting bar using a first metal;
- forming a gate insulation layer, a semiconductor layer, and a doped semiconductor layer by sequentially depositing an insulation material, an intrinsic semiconductor material, and a doped semiconductor material, respectively;
- and
- forming a source electrode, a source line, a drain electrode, a second gate shorting bar, and a second source shorting bar using a second metal.
A method for manufacturing a liquid crystal display device on a substrate comprising the steps of:
- forming a first gate line, using a first metal;
- forming a gate electrode, a second gate line covering the first gate line, a gate pad disposed at an end of the second gate line, a first gate shorting bar connected to the gate pad, a source pad, and a first source shorting bar connecting to the source pad, using a second metal;
- forming a gate insulation layer by depositing an insulation material, forming a semiconductor layer by sequentially depositing and patterning an intrinsic semiconductor material, and forming a doped semiconductor layer by sequentially depositing and patterning a doped semiconductor material;
- forming a source electrode, a source line connected to the source electrode, a drain electrode facing the source electrode, a second gate shorting bar, and a second source shorting bar, using a third metal;
- forming a protection layer using an insulation material;
- patterning the protection layer to form a drain contact hole over the drain electrode, a gate shorting bar contact hole over the second gate shorting bar, a source line contact hole over an end portion of the source line, and a source shorting bar contact hole over the second source shorting bar, and patterning the protection layer and the gate insulation layer to form a gate contact hole over the gate pad, and a source contact hole over the source pad;
- and
- forming a pixel electrode, a gate terminal, and a source terminal, using a transparent conductive material.
A liquid crystal display device comprising:
- a substrate;
- a plurality of gate lines arrayed on the substrate;
- a gate insulation layer covering the gate lines;
- a plurality of source lines on the gate insulation layer;
- a plurality of gate pads, each including a first metal and disposed respectively at each end of the gate lines, wherein the plurality of gate pads are numbered consecutively from 1 to N with N being a positive integer for identification;
- a first gate shorting bar including said first metal, and connected to the odd-numbered gate pads;
- a plurality of odd-numbered gate terminals, each including a transparent conductive material, and connected respectively with the odd-numbered gate pads;
- a second gate shorting bar, including a second metal, disposed on the gate insulation layer and connected to the even-numbered gate pads;
- and
- a plurality of even-numbered gate terminals, each including the transparent conductive material, and connected respectively with the even-numbered gate pads and the second gate shorting bar.
Dependencies are inferred from the claim text.