Liquid crystal display with liquid crystal layer and ferroelectric layer connected to drain of TFT

A liquid crystal display device having a plurality of pixels, comprising:

• a liquid crystal layer intervened between a first substrate and a second substrate;
• a plurality of first electrodes formed on the first substrate;
• a plurality of thin film transistors for selecting the data signal and for applying the data signal to each of the first electrodes, each of the thin film transistors and the first electrodes being formed in respective pixels;
• and
• a ferroelectric layer formed on the first electrode so that at least a part of the ferroelectric layer interacts with the liquid crystal layer,
• wherein one or more gate electrodes of the thin film transistors are electrically connected to each of data lines of the liquid crystal display device, and a drain electrode of each of the thin film transistors is electrically connected to each of the first electrodes.

A liquid crystal display device having a plurality of pixels, comprising:

• a liquid crystal layer intervened between a first substrate and a second substrate;
• a ferroelectric layer formed on the first substrate;
• a plurality of first electrodes formed on the ferroelectric layer so that a potential of each of the first electrodes induces a polarization of the ferroelectric layer, the first electrodes being formed in respective pixels;
• and
• a plurality of thin film transistors formed in respective pixels for selecting the data signal and for applying the data signal to each of the first electrodes,
• wherein one or more gate electrodes of the thin film transistors are electrically connected to each of data lines of the liquid crystal display device, and a drain electrode of each of the thin film transistors is electrically connected to each of the first electrodes.

A liquid crystal display device, comprising:

• a liquid crystal layer intervened between a first substrate having a first electrode and a second substrate having a second electrode;
• a transparent layer formed on at least one of the first or the second substrate, the transparent layer formed of a plurality of single crystal;
• and
• a ferroelectric layer formed on the transparent layer wherein a polarized direction of the ferroelectric layer is substantially perpendicular to the substrate on which the transparent layer is formed, and wherein the liquid crystal layer interacts with the ferroelectric layer.