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8911644 Optically isotropic liquid crystal medium and optical device  
A liquid crystal medium having stability to heat, light and so forth, a wide temperature range of a liquid crystal phase, a large refractive index anisotropy and a large dielectric anisotropy and...
8804092 Modulation element comprising a mesogenic modulation medium having a cybotactic nematic phase that shows two distinct electro-optical transitions at one single temperature  
The present invention relates to modulation elements for electromagnetic radiation and to modulation devices and systems comprising these devices, such as e.g. television screens and computer...
8797497 Phase modulator containing a liquid crystal having a helical structure  
An unpolarized light beam phase modulator emitting in a given wavelength range comprises at least one cell containing a liquid crystal having a helical structure and means for applying a voltage...
8692943 Electronic device having a liquid crystal shutter  
An electronic device having a liquid crystal shutter is disclosed. A liquid crystal shutter is provided in an area formed by expanding a liquid crystal display. The liquid crystal shutter includes...
8654297 Liquid crystal display device  
What is provided is an OCB mode liquid crystal display device (10), including: a plurality of gate bus lines (40); a plurality of source bus lines (42); pixels (58); and pixel electrodes (60)...
8519936 Liquid crystal display device and driving method of the same  
A liquid crystal display device includes: first and second substrates between which a liquid crystal forming material is sandwiched and which are disposed to be opposite to each other; a pair of...
8427616 Bistable chiral splay nematic mode crystal display device  
A bistable chiral splay nematic mode liquid crystal display device including a first substrate; a first electrode on the first substrate, the first electrode having a plate shape; a first...
8411234 Active array substrate, electrode substrate, and liquid crystal display panel capable of locating ions in a non-display region  
An active array substrate, an electrode substrate, and a liquid crystal display panel (LCD) are provided. The LCD includes an active array substrate, an electrode substrate, and a liquid crystal...
8368848 Method for manufacturing a PSFLC-based and/or PSAFLC-based electrooptic cell and corresponding electrooptic cell, device and helmet  
A method is provided for manufacturing an electrooptic cell, which includes two plates of optically transparent material and at least one thickness of a composite gel based on a smectic liquid...
8334966 Method of forming a bistable watermark  
A watermark formed of a bistable material, and a method of forming the watermark, are described.
8330932 Bistable watermark  
A watermark formed of a bistable material, and a method of forming the watermark, are described.
8330913 Liquid crystal display device  
A first substrate (20) is subjected to an alignment treatment for controlling an alignment direction of liquid crystal molecules of a liquid crystal layer, an alignment control region (R60) is...
8237879 Pixel structure, liquid crystal display and operation method thereof  
The present invention discloses a liquid crystal display containing a plurality of liquid crystals, a switching element, a plurality of alignment layers and a plurality of electrodes. The...
8212986 LCD device, display method thereof and electronic apparatus employing LCD device  
An LCD device comprises upper substrate, lower substrate, and a liquid crystal (LC) cell disposed therebetween. The LC cell comprises liquid crystals. According to the present invention, in the...
8203679 Optically compensated birefringence mode liquid crystal display panel  
An OCB mode liquid crystal display panel having a plurality of pixel regions includes a first substrate, a second substrate, dot liquid crystal polymer patterns and an OCB liquid crystal material....
8169589 Adaptive focusing using liquid crystal zone plates in electro-optical readers  
Working range and beam cross-section are adjusted in an electro-optical reader for reading indicia by applying voltages to electrodes in one or more liquid crystal zone plates in which the index...
8009263 Bistable display  
A bistable display having one or more permanent hideable mark, and a method of forming the permanent hideable mark, are described. The permanent hideable mark can be hidden and revealed numerous...
7990515 Bistable display  
A bistable display having one or more permanent hideable mark, and a method of forming the permanent hideable mark, are described. The permanent hideable mark can be hidden and revealed numerous...
7982828 Polarization switching liquid crystal element and image display apparatus having the same  
The present invention provides a polarization switching liquid crystal element 1 having TN liquid crystal 7 retained between two transparent substrates 2a and 2b for transmitting at least visible...
7898638 Liquid-crystal display device  
Disclosed herein is a liquid-crystal display device capable of reducing leakage of light under a black state due to scattering from a liquid-crystal layer, and having high-contrast ratio,...
7864287 Liquid crystal composition, liquid crystal optical device, and method of producing liquid crystal optical device  
The present invention provides a liquid crystal optical device showing small haze value in transparent state and being excellent in productivity, a process for producing such a device, and a...
7859632 Display device with wide and narrow viewing angle modes  
A display device includes a first substrate, a second substrate facing the first substrate, first to third electrodes formed on the first substrate, and a fourth electrode formed on the second...
7843536 Liquid crystal display device and projector  
A liquid crystal display device includes: a liquid crystal cell including liquid crystal operating in a twisted nematic mode; a first quartz plate optically compensating for the liquid crystal...
7838089 Liquid crystal material, liquid crystal display device and liquid crystal display  
A liquid crystal display device capable of obtaining good display characteristics and good response characteristics is provided. A liquid crystal material being a paraelectric material, the liquid...
7826019 Liquid crystal display device using nematic liquid crystal and alignment layer favorable for low power consumption  
The present invention provides a liquid crystal display device using nematic liquid crystal material with low power consumption and having a memory characteristic which can be easily fabricated...
7799390 Liquid crystal display device and liquid crystal display  
A liquid crystal display device capable of improving response characteristics while maintaining display characteristics, and a liquid crystal display using such a liquid crystal display device are...
7700168 Liquid crystal display element with conducting layers treated with surface electromagnetic wave  
A liquid crystal display element includes two substrates each covered with a transparent conducting layer and having a liquid crystal layer therebetween, in which the liquid crystal layer is a...
7684005 Active matrix type liquid crystal display apparatus  
A liquid crystal display apparatus includes a liquid crystal panel having polarizers, and a back light having a light source for illumination of the liquid crystal panel which has a characteristic...
7670654 Bistable liquid crystal display device  
A bistable nematic liquid crystal display device includes two cell walls enclosing a layer of a nematic liquid crystal material, means for applying an electric field across at least some of the...
7670502 Liquid crystal composition for bistable liquid crystal devices  
The invention is directed to liquid crystal compositions for use in bistable liquid crystal devices and to bistable liquid crystal devices containing said liquid crystal compositions. The liquid...
7616180 Advanced method and device with a bistable nematic liquid crystal display  
The invention relates to a bistable nematic liquid crystal matricial display device wherein the shift to one of the at least two bistable states is carried out by displacing the liquid crystal...
7589816 Display device with a black-optimizing bistable nematic screen and method for the definition of said device  
A device nematic liquid crystal display device has two stable states corresponding to two liquid crystal molecule textures whose torsion differs by 150° to 180° in terms of absolute value. The...
7567320 Electro-optical device with liquid crystal  
A liquid-crystal electro-optical device is offered which can operate at high speeds and easily oriented. The value of the surface tension of liquid crystal-orienting layers is 40 dynes/cm or more,...
7545476 Method for manufacturing a liquid crystal display device with optically compensated bend mode  
A method for manufacturing a substrate of a flat panel display device is disclosed. The method includes following steps: providing a substrate having patterned transparent electrode thereon; and...
7430030 Bistable nematic liquid crystal display device  
A bistable nematic liquid crystal display device comprises two opposed cell walls enclosing a layer of a nematic liquid crystal material. An inner surface of each cell wall is provided with an...
7410678 Liquid crystal display using ferroelectric liquid crystal, and fabrication method thereof  
A liquid crystal display utilizes ferroelectric liquid crystals in its construction. The liquid crystal display includes a first substrate, a first alignment layer over the first substrate, and a...
7357510 Projection-type 3-D image display device using single projector  
A projection-type 3-D image display device includes a single display element, a polarization conversion switch, a first image shifter, a second image shifter, a projection lens unit, a mirrored...
7335404 Liquid crystal composition for use in bistable liquid crystal devices  
The invention is directed to the use of a liquid crystal composition in a bistable liquid crystal device and especially in a single polariser reflective or transflective zenithal bistable nematic...
7264851 Bistable nematic liquid crystal display device  
A bistable nematic liquid crystal display device comprises two cell walls enclosing a layer of nematic liquid crystal material having finely divided solid particles dispersed therein. At least one...
7224417 Nematic liquid crystal bistable display device with grey level  
The present invention relates to a nematic bistable display device, characterized in that it comprises control means (40) for producing, after the anchoring is broken, hybrid textures in which two...
7209211 Active matrix type liquid crystal display apparatus  
A liquid crystal display apparatus having a liquid crystal panel including a pair of substrates, a plurality of electrodes formed on at least one of the pair of substrates and a liquid crystal...
7193675 Liquid crystal display device  
A liquid crystal display device includes first and second substrates, a plurality of gate bus lines and data bus lines on the first substrate, the gate bus lines being perpendicular to the data...
7173587 Addressing process and device for a bistable liquid crystal screen  
This invention concerns a process for addressing a bistable liquid crystal material screen, characterized in that it comprises at least the step consisting of applying, to the screen column...
7084939 Normally white, supertwist nematic liquid crystal display of reflective type  
A normally white supertwist nematic liquid crystal display of reflective type is provided. This display comprises a reflector, a layer of chiral nematic liquid crystal having a front aligning...
7053975 Liquid crystal device  
Liquid crystal devices are described that exhibit bistable, tri-stable or other multistable operation. The stable liquid crystal configurations are attained using a surface alignment grating (144)...
6999649 Optical switches made by nematic liquid crystal switchable mirrors, and apparatus of manufacture  
Technology for constructing a single layer polarization insensitive electrically switchable liquid crystal mirror is disclosed which serves as the basic element for constructing an optical router...
6992741 Bistable nematic liquid crystal device  
A bistable nematic liquid crystal device includes an array of holes (8) in an alignment layer (6) on at least one cell wall (2). The alignment layer (6) induces a substantially planar local...
6987549 Fast response in-plane-switching pi-cell liquid crystal displays  
Transmissive liquid crystal displays having response time that can be approximately 2 to approximately 3 times faster than conventional displays. The displays adjust the rubbing angles to above...
6977700 Circular polarization plate and liquid crystal display device  
A transflective liquid crystal display has a liquid crystal cell having a liquid crystal layer sandwiched between a pair of transparent substrates each provided with an electrode. A first...
6955839 Laminated composite, information recording medium, and member of imparting forgery-preventing characteristic  
According to the present invention, there is provided a laminated composite including an optical layer having a light reflectivity, and a latent image formation layer containing a liquid...
Matches 1 - 50 out of 198 1 2 3 4 >