Patent ID: 7605902
Filing Date: 2009-10-20
Classification: G02F,H01L,Y10S

Abstract:
1. A display device comprising: a first substrate; a plurality of pixels arranged in a matrix, each of which comprises a thin film transistor formed over the first substrate; an interlayer insulating film formed over the thin film transistor; a first alignment film formed over the interlayer insulating film; a second substrate opposed to the first substrate; a plurality of spacers formed over the second substrate; a second alignment film formed on the plurality of spacers and formed over the second substrate; and a liquid crystal material interposed between the first alignment film and the second alignment film; wherein each of the plurality of spacers has a first end, a second end between the first end and the second substrate, and a center portion between the first end and the second end, wherein a width of the second end L wherein a radius of curvature of an edge between a upper surface and a side surface of each of the plurality of spacers is 2μm or less.