Patent ID: 6812489
Filing Date: 2004-11-02
Classification: G02F,H01L

Abstract:
A liquid crystal display apparatus, comprising:a pair of substrates at least one of which is transparent; a liquid crystal layer interposed between said pair of substrates; and wherein a first of said pair of substrates contains a display region, said display region including (i) a plurality of scanning signal electrodes and a plurality of picture signal electrodes inter-crossing with said plurality of scanning signal electrodes in the form of a matrix, (ii) a plurality of semiconductor elements formed at cross-points of said matrix, corresponding to intersections between said plurality of scanning signal electrodes and said plurality of picture signal electrodes, and (iii) a plurality of picture element electrodes connected to said semiconductor elements, respectively, and wherein each of said semiconductor elements comprises a pair of first conductivity type semiconductor regions spaced apart from each other, a second conductivity type semiconductor region spaced apart from said pair of the first conductivity type semiconductor regions and disposed therebetween, a channel region between said pair of first conductivity semiconductor regions and contacting said pair of the first conductivity type semiconductor regions and said second conductivity type semiconductor region, respectively, an insulation layer on said channel region, and a first electrode on said insulation layer, second and third electrodes contacting said pair of first conductivity type semiconductor regions, respectively, and a fourth electrode on which said second conductivity type semiconductor region is provided, each said first electrode is connected to one of said scanning signal electrodes, each second electrode is connected to one of said picture signal electrodes, and each said third electrode is connected to a corresponding picture element electrode.