摘要:
A thin film transistor array substrate capable of reducing degradation of a device due to degradation of an oxide semiconductor pattern and a method of fabricating the same are provided. The thin film transistor array substrate may include an insulating substrate on which a gate electrode is formed, a gate insulating film formed on the insulating substrate, an oxide semiconductor pattern disposed on the gate insulating film, an anti-etching pattern formed on the oxide semiconductor pattern, and a source electrode and a drain electrode formed on the anti-etching pattern. The oxide semiconductor pattern may include an edge portion positioned between the source electrode and the drain electrode, and the edge portion may include at least one conductive region and at least one non-conductive region.
摘要:
A thin film transistor array panel and a method of manufacturing the same are provided according to one or more embodiments. In an embodiment, a method includes: forming a gate line on an insulation substrate; stacking a gate insulating layer, an oxide semiconductor layer, a first barrier layer, and a first copper layer on the gate line; performing a photolithography process on the oxide semiconductor layer, the first barrier layer, and the first copper layer and forming a data line including a source electrode, a drain electrode, and an oxide semiconductor pattern; forming a passivation layer having the contact hole that exposes the drain electrode on the data line and the drain electrode; and forming a pixel electrode that is connected to the drain electrode through the contact hole on the passivation layer, wherein the forming of a data line, a drain electrode, and an oxide semiconductor pattern includes wet etching the first copper layer and then wet etching the first barrier layer and the oxide semiconductor layer.
摘要:
A display substrate includes a gate line extending in a first direction on a base substrate, a data line on the base substrate and extending in a second direction crossing the first direction, a gate insulating layer on the gate line, a thin-film transistor and a pixel electrode. The thin-film transistor includes a gate electrode electrically connected the gate line, an oxide semiconductor pattern, and source and drain electrodes on the oxide semiconductor pattern and spaced apart from each other. The oxide semiconductor pattern includes a first semiconductor pattern including indium oxide and a second semiconductor pattern including indium-free oxide. The pixel electrode is electrically connected the drain electrode.
摘要:
A thin-film transistor (TFT) includes a gate electrode, an oxide semiconductor pattern, a source electrode, a drain electrode and an etch stopper. The gate electrode is formed on a substrate. The oxide semiconductor pattern is disposed in an area overlapping with the gate electrode. The source electrode is partially disposed on the oxide semiconductor pattern. The drain electrode is spaced apart from the source electrode, faces the source electrode, and is partially disposed on the oxide semiconductor pattern. The etch stopper has first and second end portions. The first end portion is disposed between the oxide semiconductor pattern and the source electrode, and the second end portion is disposed between the oxide semiconductor pattern and the drain electrode. A sum of first and second overlapping length is between about 30% and about 99% of a total length of the etch stopper.
摘要:
A display substrate includes a gate line extending in a first direction on a base substrate, a data line on the base substrate and extending in a second direction crossing the first direction, a gate insulating layer on the gate line, a thin-film transistor and a pixel electrode. The thin-film transistor includes a gate electrode electrically connected the gate line, an oxide semiconductor pattern, and source and drain electrodes on the oxide semiconductor pattern and spaced apart from each other. The oxide semiconductor pattern includes a first semiconductor pattern including indium oxide and a second semiconductor pattern including indium-free oxide. The pixel electrode is electrically connected the drain electrode.
摘要:
A display device includes a gate pattern, a semiconductor pattern, a source pattern and a pixel electrode are provided. The gate pattern is formed on a base substrate and includes a gate line and a gate electrode. The semiconductor pattern is formed on the base substrate having the gate pattern and includes an oxide semiconductor. The source pattern is formed from a data metal layer and formed on the base substrate having the semiconductor pattern, and includes a data line, a source electrode and a drain electrode. The data metal layer includes a first copper alloy layer, and a lower surface of the data metal layer substantially coincides with an upper surface of the semiconductor pattern. The pixel electrode is formed on the base substrate having the source pattern and electrically connected to the drain electrode. Thus, manufacturing processes may be simplified, and reliability may be improved.
摘要:
An etchant composition is provided. The etchant composition includes about 40 to about 65 wt % of phosphoric acid, about 2 to about 5 wt % of nitric acid, about 2 to about 20 wt % of acetic acid, about 0.1 to about 2 wt % of a compound containing phosphate, about 0.1 to about 2 wt % of a compound simultaneously containing an amino group and a carboxyl group, and a remaining weight percent of water for the total weight of the composition.
摘要:
A method of manufacturing a color filter substrate includes forming a plurality of trenches having a predetermined depth by etching a surface of a transparent substrate, disposing a color filter material in the plurality of trenches to form a color filter layer, and forming a transparent electrode on the transparent substrate including the color filter layer therein.
摘要:
A display device includes a gate pattern, a semiconductor pattern, a source pattern and a pixel electrode are provided. The gate pattern is formed on a base substrate and includes a gate line and a gate electrode. The semiconductor pattern is formed on the base substrate having the gate pattern and includes an oxide semiconductor. The source pattern is formed from a data metal layer and formed on the base substrate having the semiconductor pattern, and includes a data line, a source electrode and a drain electrode. The data metal layer includes a first copper alloy layer, and a lower surface of the data metal layer substantially coincides with an upper surface of the semiconductor pattern. The pixel electrode is formed on the base substrate having the source pattern and electrically connected to the drain electrode. Thus, manufacturing processes may be simplified, and reliability may be improved.
摘要:
A display substrate includes; a gate pattern including a gate electrode disposed on a substrate, a gate insulation layer disposed on the substrate and the gate pattern, an insulation pattern including; a first thickness part disposed on a first area of the gate insulation layer overlapping the gate electrode and a second thickness part disposed on a second area of the gate insulation layer adjacent to the first area, an oxide semiconductor pattern disposed on the first thickness part of the first area, an etch stopper disposed on the oxide semiconductor pattern, a source pattern including a source electrode and a drain electrode which contact the oxide semiconductor pattern, and a pixel electrode which contacts the drain electrode.