18430928. LIQUID CRYSTAL OPTICAL ELEMENT AND METHOD FOR MANUFACTURING THE SAME simplified abstract (Japan Display Inc.)

From WikiPatents
Jump to navigation Jump to search

LIQUID CRYSTAL OPTICAL ELEMENT AND METHOD FOR MANUFACTURING THE SAME

Organization Name

Japan Display Inc.

Inventor(s)

Koichi Igeta of Tokyo (JP)

Shinichiro Oka of Tokyo (JP)

Yasushi Tomioka of Tokyo (JP)

Junji Kobashi of Tokyo (JP)

Hiroyuki Yoshida of Suita-shi (JP)

LIQUID CRYSTAL OPTICAL ELEMENT AND METHOD FOR MANUFACTURING THE SAME - A simplified explanation of the abstract

This abstract first appeared for US patent application 18430928 titled 'LIQUID CRYSTAL OPTICAL ELEMENT AND METHOD FOR MANUFACTURING THE SAME

Simplified Explanation

The patent application describes a liquid crystal optical element with specific layers and materials for improved performance and protection.

  • Optical waveguide with first and second main surfaces
  • Alignment film on the second main surface
  • Liquid crystal layer with cholesteric liquid crystals for reflecting light
  • Transparent first protective layer made of water-soluble polymer or fluorine-based resin

Potential Applications

This technology could be used in:

  • Heads-up displays
  • Augmented reality devices
  • Holographic displays

Problems Solved

  • Enhanced light reflection and transmission
  • Protection of the liquid crystal layer
  • Improved optical performance

Benefits

  • Brighter and clearer display
  • Increased durability and longevity
  • Reduced maintenance and replacement costs

Potential Commercial Applications

  • Automotive displays
  • Wearable technology
  • Medical imaging devices

Possible Prior Art

One possible prior art for liquid crystal optical elements is the use of different alignment films and protective layers to improve performance and longevity.

Unanswered Questions

How does this technology compare to existing liquid crystal optical elements in terms of brightness and clarity?

This article does not provide a direct comparison with existing technologies in terms of brightness and clarity. Further testing and analysis would be needed to determine the specific advantages of this innovation in those areas.

What are the potential environmental impacts of using water-soluble polymers in the protective layer?

The article does not address the potential environmental impacts of using water-soluble polymers in the protective layer. Further research would be needed to assess any environmental concerns related to this aspect of the technology.


Original Abstract Submitted

According to one embodiment, a liquid crystal optical element includes an optical waveguide including a first main surface and a second main surface opposed to the first main surface, an alignment film disposed on the second main surface, a liquid crystal layer which overlaps the alignment film, which includes cholesteric liquid crystals, and which reflects at least part of light incident through the optical waveguide toward the optical waveguide, and a transparent first protective layer which overlaps the liquid crystal layer, and which is formed of a water-soluble polymer or a fluorine-based resin.