Privacy protection film and liquid crystal display device including the same
AssigneeLG Display Co., Ltd.
InventorsSEONG-IL KIM, SOOYOUN KIM, JUNEHWAN KIM, SEOKHO LEE, YOUNGWOOK HA
Life of this patent
Estimating the term…
Abstract
Provided is a privacy protection film. The privacy protection film includes a transparent base substrate, a light control layer disposed on the transparent base substrate and including a plurality of optical pattern structures each having an upwardly protruding prism shape, a first electrode disposed on the light control layer, a second electrode spaced apart from the first electrode, and a variable light diffusion layer disposed between the first electrode and the second electrode and formed of a polymer dispersed liquid crystal (PDLC).
Claims17
A privacy protection film, comprising:
- a transparent base substrate;
- a light control layer disposed on the transparent base substrate and including a plurality of optical pattern structures each having an upwardly protruding prism shape;
- a first electrode disposed on the light control layer;
- a second electrode spaced apart from the first electrode;
- and
- a variable light diffusion layer disposed between the first electrode and the second electrode and formed of a polymer dispersed liquid crystal (PDLC).
A privacy protection film, comprising:
- a first transparent substrate and a second transparent substrate facing the first transparent substrate;
- a first electrode on the first transparent substrate;
- a second electrode on a lower surface of the second transparent substrate;
- a plurality of optical pattern structures disposed on the first electrode and formed of a transparent material;
- a polymer filling a space between the first electrode and the second electrode;
- and
- droplets including liquid crystal molecules dispersed in the polymer.
Dependencies are inferred from the claim text.