Patent ID: 7852450

Claim:
An IPS mode display device comprising: a first substrate containing a plurality of column spacers; and a second substrate, the column spacers maintaining a cell gap between the first and second substrates, wherein one of the first and second substrates includes a color filter having sub-pixels of different colors, a first column spacer being randomly positioned on a first gate line between first and second data lines and within a first sub-pixel of the sub-pixels, and a second column spacer being randomly positioned on a second gate line between the first and second data lines and within a second sub-pixel of the sub-pixels, the first and second column spacers arranged in different positions of the first sub-pixel and second sub-pixel respectively and the first sub-pixel being the same color as the second sub-pixel, and wherein one of the first and second substrates includes a black matrix, and the column spacers are covered by the black matrix.