Liquid crystal display device including liquid crystal capsule and method of fabricating the same

A liquid crystal display device, comprising:

• a first substrate;
• a plurality of grooves periodically spaced apart from each other over the first substrate;
• a pixel electrode and a common electrode spaced apart from each other over the first substrate;
• a liquid crystal layer including a plurality of liquid crystal capsules on the grooves,
• a metal layer on the first substrate;
• and
• a second substrate on the liquid crystal layer,
• wherein the plurality of grooves are filled with the liquid crystal layer,
• wherein the grooves are formed on a surface of the metal layer, and
• wherein the pixel electrode and the common electrode are disposed between the second substrate and the liquid crystal layer.

A liquid crystal display device, comprising:

• a first substrate;
• a plurality of grooves periodically spaced apart from each other over the first substrate;
• a pixel electrode and a common electrode spaced apart from each other over the first substrate;
• a liquid crystal layer including a plurality of liquid crystal capsules on the grooves;
• a reflecting layer on the first substrate;
• and
• an insulating layer on the reflecting layer,
• wherein the plurality of grooves are filled with the liquid crystal layer,
• wherein the pixel electrode and the common electrode are disposed over the insulating layer,
• wherein concave portions and convex portions are formed on a top surface of each of the pixel electrode and the common electrode such that the concave portions and the convex portions form the grooves.

A method of fabricating a liquid crystal display device, comprising:

• forming a conductive layer having a plurality of grooves periodically spaced apart from each other over a first substrate;
• and
• forming a liquid crystal layer including a plurality of liquid crystal capsules on the conductive layer, one or more of the liquid crystal capsules having a plurality of liquid crystal molecules,
• wherein the plurality of grooves are filled with the liquid crystal layer,
• wherein the plurality of grooves absorb an incident light, and
• wherein a wavelength of the incident light absorbed by the plurality of grooves is changed according to a voltage applied to the liquid crystal layer due to a coupling of an electric field of the incident light and a plasmon of the plurality of grooves.

A liquid crystal display apparatus, comprising:

• a first substrate;
• a conductive layer over the first substrate and having a plurality of grooves periodically spaced apart from each other;
• and
• a liquid crystal layer including a plurality of liquid crystal capsules over the conductive layer, one or more of the liquid crystal capsules having a plurality of liquid crystal molecules,
• wherein the plurality of grooves are filled with the liquid crystal layer,
• wherein the plurality of grooves absorb an incident light, and
• wherein a wavelength of the incident light absorbed by the plurality of grooves is changed according to the voltage applied to the liquid crystal layer due to a coupling of an electric field of the incident light and a plasmon of the plurality of grooves.

A liquid crystal display apparatus, comprising:

• a first substrate;
• a conductive layer over the first substrate and having a plurality of grooves periodically spaced apart from each other;
• a liquid crystal layer including a plurality of liquid crystal capsules over the conductive layer, one or more of the liquid crystal capsules having a plurality of liquid crystal molecules;
• a pixel electrode and a common electrode over the liquid crystal layer;
• and
• a second substrate over the pixel electrode and the common electrode,
• wherein the plurality of grooves are filled with the liquid crystal layer.

A liquid crystal display apparatus, comprising:

• a first substrate;
• a conductive layer over the first substrate and having a plurality of grooves periodically spaced apart from each other;
• a liquid crystal layer including a plurality of liquid crystal capsules over the conductive layer, one or more of the liquid crystal capsules having a plurality of liquid crystal molecules;
• a reflecting layer over the first substrate;
• and
• an insulating layer over the reflecting layer;
• wherein the plurality of grooves are filled with the liquid crystal layer,
• wherein the conductive layer is over the insulating layer,
• wherein the conductive layer comprises a pixel electrode and a common electrode over the insulating layer, and
• wherein concave portions and convex portions are formed on a top surface of each of the pixel electrode and the common electrode facing the liquid crystal layer such that the concave portions and the convex portions form the grooves.