Liquid crystal display device and method of fabricating the same
AssigneeLG.Philips LCD Co., Ltd.
InventorSu-Dong Roh
Life of this patent
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Abstract
A liquid crystal display device includes first and second substrates spaced apart from and facing each other, gate and data lines on an inner surface of the first substrate and crossing each other to define a pixel region, a thin film transistor adjacent to the crossing of the gate and data lines, a pixel electrode in the pixel region and including a plurality of slits, an island pattern over the gate line, a black matrix on an inner surface of the second substrate, the black matrix corresponding to the gate line, a color filter layer on the black matrix, a common electrode on the color filter layer, a plurality of ribs on the common electrode corresponding to the pixel electrode; and a spacer on the common electrode corresponding to the black matrix.
Claims30
A liquid crystal display device, comprising:
- first and second substrates spaced apart from and facing each other;
- gate and data lines on an inner surface of the first substrate and crossing each other to define a pixel region;
- a thin film transistor adjacent to the crossing of the gate and data lines;
- a pixel electrode in the pixel region and including a plurality of slits;
- an island pattern over the gate line;
- a black matrix on an inner surface of the second substrate, the black matrix corresponding to the gate line;
- a color filter layer on the black matrix;
- a common electrode on the color filter layer;
- a plurality of ribs on the common electrode corresponding to the pixel electrode;
- and
- a spacer on the common electrode corresponding to the black matrix.
A manufacturing method of an array substrate for a liquid crystal display device, comprising:
- forming a gate line on a substrate;
- forming a data line crossing the gate line to define a pixel region;
- forming a thin film transistor at a crossing portion of the gate and data lines;
- forming an island pattern over the gate line;
- forming a passivation layer on the island pattern;
- and
- forming a pixel electrode in the pixel region, the pixel electrode having a plurality of slits.
A manufacturing method of a color filter substrate for a liquid crystal display device, comprising:
- forming a black matrix on a substrate including a pixel region, the black matrix corresponding to a border portion between adjacent pixel regions;
- forming a color filter layer on the black matrix;
- forming a common electrode on the color filter layer;
- forming a photosensitive layer on the common electrode;
- exposing the photosensitive layer to light through a mask, the mask including a transmitting portion and a blocking portion;
- forming first patterns and a second pattern by developing the exposed photosensitive layer, the first patterns corresponding to the pixel region, and the second pattern corresponding to the black matrix, wherein the second pattern is wider than the first patterns;
- and
- forming ribs and a spacer by heat-treating the first patterns and the second pattern.
A manufacturing method of a color filter substrate for a liquid crystal display device, comprising:
- forming a black matrix on a substrate including a pixel region, the black matrix corresponding to a border portion between adjacent pixel regions;
- forming a color filter layer on the black matrix;
- forming a common electrode on the color filter layer;
- forming a photosensitive layer on the common electrode;
- exposing the photosensitive layer to light through a mask, the mask including a transmitting portion, a blocking portion, and a half-transmitting portion;
- forming first patterns and a second pattern by developing the exposed photosensitive layer, the first patterns corresponding to the pixel region, and the second pattern corresponding to the black matrix;
- and
- forming ribs and a spacer by heat-treating the first patterns and the second pattern.
A manufacturing method of a liquid crystal display device, comprising:
- forming a gate line on a first substrate;
- forming a data line on the first substrate, the data line crossing the gate line to define a pixel region;
- forming a thin film transistor adjacent to the crossing of the gate and data lines;
- forming an island pattern over the gate line;
- forming a pixel electrode in the pixel region, the pixel electrode having a plurality of slits;
- forming a black matrix on a second substrate, the black matrix corresponding to a border portion between adjacent pixel regions;
- forming a color filter layer on the black matrix;
- forming a common electrode on the color filter layer;
- forming ribs on the common electrode in the pixel region;
- forming a spacer on the common electrode corresponding the black matrix;
- and
- attaching the first and second substrates such that the spacer corresponds to the island pattern.
Dependencies are inferred from the claim text.