Abstract: A liquid crystal display device includes a liquid crystal display panel having an array substrate and a color filter substrate, a plurality of gate lines and a plurality of data lines arranged vertically and horizontally on the array substrate and defining a plurality of pixel regions, a first thin film transistor formed on the array substrate and having a first gate electrode, a first source electrode, a first drain electrode and a first active layer, and a first compensation pattern formed on at least one side of one of the first source electrode and first drain electrode of the first thin film transistor in a first pixel region at a first position of the plurality of pixel regions such that the first compensation pattern is partially overlapped by the first gate electrode.