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7575787 Liquid crystal composition, liquid crystal display element using the same, and electronic paper including the same  
The invention has an object to provide a liquid crystal composite capable of sufficiently reducing the scattering of light in a focal conic state, a liquid crystal display element excellent in...
7564518 Reflective cholesteric displays employing circular polarizers with the polarity of the front polarizer opposite to both the back polarizer and the bragg reflection  
This invention relates to a high brightness and high contrast ratio reflective cholesteric displays employing circular polarizers. The front circular polarizer has a predetermined polarity that is...
7510748 Broadband reflection type brightness enhancement polarizer and liquid crystal display having the same  
Disclosed is a broadband reflection type brightness enhancement polarizer, which includes a cholesteric liquid crystal film laminate having a broadband selective reflecting wavelength range in...
7507507 Liquid crystal display device  
The invention provides a liquid crystal display device in which incorporation of an organic compound into liquid crystal due to a display defect can be reduced to a great extent. In the liquid...
7507448 Process for optical alignment  
A process for optical alignment in which an alignment layer is irradiated with polarized light from a light source and optical alignment is carried out, and in which polarized light is emitted...
7501162 Liquid crystal display device and liquid crystal display  
A liquid crystal display which can secure long-time reliability of the display performance by stabilizing alignment characteristics of vertically aligned liquid crystal for a long time provided....
7473447 Liquid crystal display device and manufacturing method thereof  
A liquid crystal display device, comprising: a liquid crystal layer comprising a cholesteric liquid crystal and a self-organizing type gelling agent, and a manufacturing method thereof,...
7455895 Polarizing liquid crystal film and method for manufacturing the same, light guide plate integrated with polarizing liquid crystal film and backlight unit  
The present invention relates to a polarizing liquid crystal film having no alignment layer and a method for manufacturing the same, a light guide plate integrated with the polarizing liquid...
7435357 Polymerised liquid crystal film with retardation or orientation pattern  
The invention relates to a polymerised liquid crystal (LC) film comprising at least one photoisomerisable compound and having a pattern of regions with different retardation and/or different...
7425395 Liquid crystal display device  
There is disclosed a liquid crystal display device having two substrates which are placed opposite to each other with a liquid crystal material sandwiched therebetween. A phase plate is formed on...
7416682 Photochromic liquid crystals  
The invention relates to novel photochromic liquid crystal materials which may be used in various electro-optic devices including liquid crystal devices. The materials can be converted into another...
7399562 Transition film of flat panel display and a method using the same  
A flat panel display comprising a liquid crystal module, a backlight module, and a transition film is disclosed. The backlight module provides light to the liquid crystal module, and the transition...
7393570 Broad-band-cholesteric liquid-crystal film, process for producing the same, circularly polarizing plate, linearly polarizing element, illiminator, and liquid-crystal display  
A broad band cholesteric liquid crystal film of the present invention is a cholesteric liquid crystal film obtained by coating a liquid crystal mixture containing a polymerizable mesogen compound...
7391546 Discrimination medium and discrimination method using the same  
A discrimination medium 10 a includes a first double layered body 101 having a right-handed circular polarization polymer cholesteric liquid crystal layer 11 and a left-handed circular...
7387858 Reflective display based on liquid crystal materials  
The present invention relates to a high contrast reflective display comprising at least one substrate, at least one electrically conductive layer and at least one close-packed, ordered monolayer of...
7387856 Display comprising liquid crystal droplets in a hydrophobic binder  
The present invention relates to a display comprising at least one substrate and at least one electronically modulated imaging layer and at least one electrically conductive layer, wherein the...
7365906 Projection screen and projection system containing same  
A projection screen capable of sharply displaying an image even under bright environmental light with high image visibility. A projection screen has a polarized-light selective reflection layer...
7364671 Optical component, orientation layer, and layerable polymerisable mixture  
A polymerisable mixture that can be applied as a layer, an orientation layer of the mixture, and an optical component, such as a retarder or a liquid crystal display, having a layer of which the...
7352422 Retardation optical element and method of producing the same, and polarization element and liquid crystal display, each including retardation optical element  
Provided herein is a retardation optical element 10 that produces no bright and dark fringes on a displayed image even when placed between a liquid crystal cell 104 and a polarizer 102 B and...
7342602 Polarization means and its position holding mechanism  
This invention provides a polarization means capable of obtaining an always clear three-dimensional image easily, correctly, and quickly and a position holding mechanism. A polarizing plate has...
7333166 Matrix display through thermal treatment  
The present invention relates to a display comprising a substrate, a patterned conductor, and a liquid crystal material having cleared areas and electrically writeable areas. The invention also...
7294303 Broad band-cholesteric liquid crystal film and process for producing the same, circularly polarizing plate, linearly polarizing element, illuminator, and liquid-crystal display  
A broad band cholesteric liquid crystal film of the present invention comprises a cholesteric liquid crystal film obtained by polymerizing a liquid crystal mixture containing a polymerizable...
7274348 Liquid crystal display apparatus  
A liquid crystal display apparatus which have a circular polarizer and a liquid crystal display in a stack. The liquid crystal display has a chilral nematic liquid crystal layer between substrates,...
7202926 Cholesteric reflective retardation optical element with directors at top surface of optical element parallel to those at the bottom surface of the optical element  
Provided herein is a retardation optical element 10 that produces no bright and dark fringes on a displayed image even when placed between a liquid crystal cell 104 and a polarizer 102 B and...
7201952 Low voltage e-paper  
A cholesteric display including a liquid crystalline mixture having a dipolar dopant dissolved in the liquid crystalline mixture and the resulting mixture is reflecting light in the visible range...
7193674 Liquid crystal display device and method of fabricating the same  
A liquid crystal display device includes a lower substrate, an upper substrate facing the lower substrate, a common electrode and a plurality of data electrodes on the lower substrate to generate...
7158297 Projection screen and projection system comprising the same  
A projection screen includes a polarized-light selective reflection layer having a cholesteric liquid crystalline structure, capable of selectively diffuse-reflecting a specific polarized-light...
7142280 Extended chiral defect structure apparatus and method  
A chiral structure having an advantageous extended chiral defect that provides an enhanced energy distribution characteristic therein. This is accomplished by configuring a central portion of the...
7123410 Projection screen and projection system comprising the same  
A projection screen includes a polarized-light selective reflection layer having a cholesteric liquid crystalline structure, capable of selectively reflecting a specific polarized-light component;...
7123409 Projection screen and projection system comprising the same  
The present invention provides a projection screen capable of sharply displaying an image by minimizing the influence of the loss of light that occurs on a polarized-light selective reflection...
7098974 Cholesteric liquid crystal color filter substrate and method for fabricating the same  
A cholesteric liquid crystal (CLC) color filter substrate for reflective liquid crystal display devices comprises an alignment layer on a black substrate, a cholesteric liquid crystal (CLC) color...
7095466 Diffusively reflective circular polarizer formed by thermo phase separation  
The present invention relates to a circular polarizer, more specifically, to a diffusively reflective circular polarizer (DRCP), which is characterized by broadband reflection and transmission over...
7081941 Liquid-crystal display device and colored resin substrate  
There is provided a liquid-crystal display device has at least a liquid-crystal panel which is constituted by a back side substrate having a colored resin substrate with an electrode, a visual side...
7057813 Projection screen and projection system comprising the same  
The present invention provides a projection screen capable of sharply displaying an image even under bright environmental light, of improving brightness distribution and viewing angle, and of...
6999142 Reflective cholesteric liquid crystal display with complementary light-absorbing layer  
A display sheet comprising a substrate carrying layers of material; including a polymer-dispersed cholesteric liquid-crystal layer having a first high reflection state within a portion of the...
6992749 Flat panel display and a method of fabrication thereof  
Provided herein is a logic tree for steering electromagnetic energy. The logic tree includes a plurality of stages. The first stage includes a branch for directing energy to a similar branch in...
6965420 Spectrum-controllable reflective polarizers having electrically-switchable modes of operation  
A light controlling film is disclosed, comprising a polymerized polymer network varying spatially in a direction normal to the film surface, where the polymerized polymer network is a crosslinked...
6950086 Driving method for a cholesteric liquid crystal display device having a memory mode of operation and a driving apparatus  
A driving method for a liquid crystal display device with a cholesteric liquid crystal having a memory mode of operation including a first stage of applying a first voltage to change the state of...
6912018 Electro-optical glazing structures having total-reflection and transparent modes of operation for use in dynamical control of electromagnetic radiation  
Electro-optical glazing structures having total-reflection and semi-transparent and totally-transparent modes of operation which are electrically-switchable for use in dynamically controlling...
6906764 Reflective cholesteric filter  
A polarized light extraction optical element is formed by a light-transmitting base material and a polarization separation layer laminated thereonto, this polarization separation layer being a...
6873393 Reflective cholesteric displays without using Bragg reflection  
This invention relates to reflective cholesteric displays without using Bragg reflection. The helical pitch of the cholesteric liquid crystals may or may not be tuned in a visible wavelength, but...
6873381 System for controlling unpolarized electromagnetic radiation  
A light controlling film is described comprising a polymerized polymer network of a crosslinked high molecular weight polymeric material and a low molecular weight cholesteric liquid crystal (CLC)...
6852375 Preparation method of chiral nematic liquid crystal composition and liquid crystal display  
The present invention is based on a chiral nematic liquid crystal composition which shows cholesteric liquid crystal phase and be able to reflect light in visible region selectively, comprising: ...
6836307 Process of producing multicolor optical element  
A cholesteric liquid crystal coating film 13 ′ is formed on an alignment layer 12 provided on a glass substrate 11 (FIG. 1 ( a )), and is subjected to a thermal alignment process at a...
6822712 Reflection liquid crystal display, method for producing the same, and method for driving the same  
A reflection liquid crystal display is such that a transparent substrate is opposed to the first substrate with a liquid crystal layer placed therebetween, and the transparent substrate is disposed...
6803972 Polarization conversion system  
A class of novel structures which make novel use of polymer based reflective polarizing films in an improved polarization conversion system which are useful in liquid crystal projection systems...
6753044 Coloring media having improved brightness and color characteristics  
Disclosed are novel reflective microflakes for use in making “additive-primary” coloring media having improved reflection characteristics over the red, green and blue super-bright color...
6710823 Electro-optical glazing structures having reflection and transparent modes of operation  
Electro-optical glazing structures having total-reflection and semi-transparent and totally-transparent modes of operation which are electrically-switchable for use in dynamically controlling...
6697133 Controllable bandwidth polarizer  
A light controlling film is described comprising a polymerized polymer network of a crosslinked high molecular weight polymeric material and a low molecular weight cholesteric liquid crystal (CLC)...
6683672 Liquid crystal composition and reflective type liquid crystal display  
A chiral nematic liquid crystal composition which contains a nematic liquid crystal mixture and a chiral agent, which exhibits a cholesteric phase at room temperature and which selectively reflects...
Matches 1 - 50 out of 162 1 2 3 4 >