Entries |
Document | Title | Date |
20080291368 | Display Device Comprising Multiple Display Panel Assemblies - A display device includes a first and second display panel assembly. The first panel assembly includes a first substrate, a second substrate opposite to the first substrate, a liquid crystal layer formed between the first substrate and the second substrate, a color filter formed on the first substrate or the second substrate, and a first light blocking member formed on the first substrate or the second substrate. The second panel assembly includes a third substrate, a fourth substrate opposite the third substrate, and a liquid crystal layer formed between the third substrate and the fourth panel. The second panel assembly does not have a color filter. The first panel assembly and the second panel assembly are overlapped with each other. Accordingly, the moiré interference effects may be prevented. | 11-27-2008 |
20080309852 | System and Method for Creating a Mirror Effect in a Liquid Crystal Display - The disclosed embodiments relate to a system and method for creating a mirror effect in a liquid crystal display. More specifically, in one embodiment, there is provided a display device comprising a first absorptive polarizer, a first liquid crystal arrayed adjacent to the first absorptive polarizer, a second absorptive polarizer arrayed adjacent to the first liquid crystal, wherein the second absorptive polarizer is cross polarized with the first absorptive polarizer, a reflective polarizer arrayed adjacent to the second absorptive polarizer, a second liquid crystal arrayed adjacent to the reflective polarizer, and a third absorptive polarizer arrayed adjacent to the second liquid crystal, wherein the third absorptive polarizer is cross polarized with respect to the reflective polarizer. | 12-18-2008 |
20090066882 | Variable contrast, wide viewing angle liquid crystal light attenuation filter - A new concept of the LCD light-switching optical filter allowing for very high, electrically controlled, continuously variable light attenuation (up to ≧100,000) optimized/symmetrized for the light incidence along the normal to the LCD plane is proposed. The new LCD light-switching optical filter also exhibits very low light attenuation dependence for the oblique incidence of light within a limited cone of angles off the normal incidence direction in compliance with the international safety and quality regulation EN 379 for personal protection equipment. | 03-12-2009 |
20090109375 | OPTICAL SHEET, METHOD OF MANUFACTURING THE SAME, AND DISPLAY APPARATUS - A method of manufacturing the optical sheet is provided. The method includes: a first step of heating a composition containing a liquid crystal monomer or liquid crystal prepolymer and a photopolymerization initiator at a temperature equal to or higher than a melting point of the liquid crystal monomer or liquid crystal prepolymer and pressing the composition in a state where the composition is held between a master including a plurality of solid structures disposed continuously in one surface and having shape anisotropy in the one surface and a light transmission film disposed so as to face the solid structures of the master. The method also includes a second step of irradiating the composition with ultraviolet rays at a temperature lower than a phase transmission temperature to an isotropic phase to polymerize the liquid crystal monomer or liquid crystal prepolymer and, after that, separating the light transmission film from the master. | 04-30-2009 |
20090147186 | Liquid Crystal Display and Television Receiver - A liquid crystal display of the present invention contains a first panel and a second panel being stacked. Adjacent pairs of polarizers (A to C) disposed on the panels form crossed Nicols. When the first panel produces a display according to a first display signal, the second panel produces a display according to a second display signal obtained from the first display signal. Each of the two joined panels is provided with a light diffusion layer having a light diffusing property. The provision of the light diffusion layers enables reducing moire pattern occurrences which would otherwise markedly increase when two liquid crystal panels are stacked. As a result, the liquid crystal display has high display quality. | 06-11-2009 |
20090153780 | LIQUID CRYSTAL DISPLAY AND TELEVISION RECEIVER - A liquid crystal display includes a first liquid crystal panel and a second liquid crystal panel stacked on each other; and polarizers provided to the panels, together with a polarizer of an adjacent panel, arranged to define a crossed Nicols. When the first liquid crystal panel produces a display from a first display signal, the second liquid crystal panel produces a display from a second display signal obtained from the first display signal. Between a framework and drivers provided to the first liquid crystal panel and the second liquid crystal panel, heat conducting members are arranged to transfer heat from the drivers to the framework so as to improve luminance when two liquid crystal panels are stacked and achieve high display quality. | 06-18-2009 |
20090153781 | Liquid Crystal Display Device and Method of Manufacturing the Same - In a transflective liquid crystal display device including a transmission display portion and a reflection display portion, a dichroic ratio of a polarizing layer contained in a reflection region is increased to enhance display performance. The liquid crystal display device includes: the transmission display portion and the reflection display portion which are formed for each pixel; a reflective layer formed in the reflection display portion; a first substrate having a principal surface opposed to a liquid crystal layer; a second substrate opposed to the first substrate via the liquid crystal layer; and a polarizing layer formed above the reflective layer via an underlying layer thereof on the principal surface of the first substrate. The polarizing layer is made of chromonic liquid crystalline molecules, and an interface between the polarizing layer and the underlying layer has one of a siloxane structure and a silazane structure. | 06-18-2009 |
20090174843 | LIQUID CRYSTAL DISPLAY DEVICE AND VIEWING ANGLE CONTROL MODULE - In a liquid crystal display device including a display liquid crystal panel and a viewing-angle-control liquid crystal panel and capable of switching viewing angle characteristics, a half wavelength plate for setting a viewing restricted direction is provided between the display liquid crystal panel and the viewing-angle-control liquid crystal panel. This makes it possible to realize a liquid crystal display device that allows a viewing restricted direction to be set as appropriate. | 07-09-2009 |
20090195731 | METHOD FOR FABRICATING COLOR FILTER SUBSTRATE FOR A LIQUID CRYSTAL DISPLAY DEVICE WITH COLOR FILTER HAVING POLARIZING FUNCTION - A color filter layer structure usable in a display device according to one embodiment of the present invention includes a color filter layer on a substrate, the color filter layer having a polarizing function and made of a liquid crystal material deposited on the substrate, wherein a force is applied to the deposited liquid crystal material in one direction to form the color filter layer. | 08-06-2009 |
20090201445 | LIQUID CRYSTAL DISPLAY DEVICE - The invention intends to reduce the luminance non-uniformity of a screen in a liquid crystal display device capable of displaying both an image on a liquid crystal display panel and a display object while switching between them. A liquid crystal display device includes a liquid crystal shutter disposed at the back surface of a liquid crystal display panel and a display object disposed at the back surface of the liquid crystal shutter. The display object can be observed when the liquid crystal shutter is opened while an image on the liquid crystal display panel is displayed when the liquid crystal shutter is closed. The distribution of output light from an LED as a light source has peaks in two directions. The use of the LED makes it possible to uniform the luminance of a display screen. | 08-13-2009 |
20090303419 | LIQUID CRYSTAL DISPLAY DEVICE - Provided is a liquid crystal display device including: a first liquid crystal panel including a first liquid crystal layer; a second liquid crystal panel arranged to overlap the first liquid crystal panel and including a second liquid crystal layer; and color filters provided on the first liquid crystal panel, wherein color filters are not provided on the second liquid crystal panel, the first liquid crystal panel includes a plurality of first pixels, the second liquid crystal panel includes a plurality of second pixels, each of the first pixels of the first liquid crystal panel includes a plurality of sub pixels, and the second pixels are provided such that one second pixel corresponds to the plurality of sub pixels. | 12-10-2009 |
20090316082 | Dual liquid crystal display device - A dual liquid crystal display device includes a transmissive liquid crystal display panel; a reflective liquid crystal display panel formed on the same substrate as the transmissive liquid crystal display panel; a first light guide block disposed under the transmissive liquid crystal display panel and having dot patterns formed on a first surface thereof; a second light guide block disposed under the reflective liquid crystal display panel and having V-grooves formed on a first surface thereof; a light source disposed adjacent to the first light guide block; a housing in which the transmissive and reflective liquid crystal display panels, the light source and the light guide blocks are seated, the housing having an opening to correspond to an image display surface of the reflective liquid crystal display panel; a dual brightness enhancement film provided in a region corresponding to the opening of the housing. | 12-24-2009 |
20100014029 | POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME - The invention relates to a polarizing plate comprising at least a polarizing layer having a K value as defined by the following expression of from 0.25 to 0.75; | 01-21-2010 |
20100026934 | Light uniforming polarization recycling film - Disclosed herein is a light uniforming polarization recycling film comprising a cholesteric liquid crystal layer having a first optical surface and a second optical surface; an optical support formed on the first optical -surface; and alight scattering layer formed on the second optical surface. The light scattering layer includes a ¼ wavelength (quarter wave) plate and a microstructure layer having light diffusing characteristics. | 02-04-2010 |
20100045900 | DICHROIC GUEST-HOST POLARIZER - A method for the manufacture of a polarizer is provided. The method comprises providing a liquid crystal composition comprising a liquid crystal host and a viscosity enhancer; providing a thin film of said composition on a substrate; orienting said liquid crystal host to obtain an aligned film in a first liquid crystal mesophase, wherein the liquid crystal host is aligned planar to said substrate; gelating said viscosity enhancer to congeal said film; and obtaining a second liquid crystal state in said congealed film. By the use of a viscosity enhancer in the composition, homeotropic alignment of the liquid crystal host can be suppressed. | 02-25-2010 |
20100060823 | Double-layer liquid crystal lens - A double-layer liquid crystal lens comprises a first transparent substrate, a second transparent substrate, a third transparent substrate, a first liquid crystal layer interposed between the first and the second transparent substrates, and a second liquid crystal layer interposed between the second and the third transparent substrates. The upper side of the first transparent substrate is provided with a transparent ITO electrode and an alignment film disposed on the transparent electrode. Each of the upper and the lower sides of the second transparent substrate is provided with a alignment film. The upper side of the third transparent substrate is provided with an apertured electrode while the lower side thereof is provided with an alignment film. The first and the third transparent substrates are made of glass while the second transparent substrate is made of plastic material. The total thickness of the double-layer liquid crystal lens is further reduced by forming the second transparent substrate with a thinner plastic transparent substrate. | 03-11-2010 |
20100060824 | VIEWING ANGLE CONTROLLING LIQUID CRYSTAL PANEL AND DISPLAY DEVICE - A viewing angle controlling liquid crystal panel in which uniformity of a shielding effect in a screen is further improved is provided. Linearly polarized light enters a liquid crystal layer. Further, the liquid crystal layer is provided, on a light exit side of the liquid crystal layer, with a polarizing plate transmitting only a component of light having exited from the liquid crystal layer which component is parallel to a polarization axis of the linearly polarized light having entered the liquid crystal layer. Liquid crystal molecules contained in the liquid crystal layer are tilted in a direction parallel to or perpendicular to the polarization axis of the linearly polarized light having entered the liquid crystal layer. In addition, an electrode ( | 03-11-2010 |
20100085513 | VIEWING ANGLE CONTROL PANEL AND LIQUID CRYSTAL DISPLAY DEVICE - A viewing angle control panel ( | 04-08-2010 |
20100118232 | POLYMERIZABLE LIQUID CRYSTAL COMPOSITION AND OPTICAL FILM AND DEVICE USING THE SAME - Disclosed is a polymerizable liquid crystal composition which is applicable on a supporting substrate, such as a transparent plastic film for optical use, or glass, etc., and has a homeotropic alignment. Also, disclosed is an optical film obtained by aligning and fixing the polymerizable composition on a substrate. | 05-13-2010 |
20100149459 | VIEW ANGLE CONTROL ELEMENT AND DISPLAY DEVICE PROVIDED WITH THE SAME - A view angle control element capable of limiting a view angle without degrading image quality (front quality) when seen from a front side and a display device provided with the view angle control element are provided. A liquid crystal display device ( | 06-17-2010 |
20100182543 | LIQUID CRYSTALLINE COMPOSITION AND LIGHT ABSORPTION ANISOTROPIC FILM, A POLARIZING ELEMENT AND A LIQUID CRYSTAL DISPLAY DEVICE, EACH EMPLOYING THE SAME - A liquid crystalline composition, having a liquid crystalline dichroic azo dye that is represented by formula (I) and has an expression temperature of the nematic phase of 150° C. to 300° C. in a temperature elevating process, and at least one liquid crystalline dichroic azo dye, wherein an expression temperature of the nematic phase of the liquid crystalline composition is 120° C. or higher in a temperature elevating process: | 07-22-2010 |
20100259708 | POLARIZATION ELEMENT, METHOD FOR MANUFACTURING THE SAME, AND LIQUID CRYSTAL DISPLAY DEVICE - Provided is a liquid crystal display device including: a liquid crystal cell ( | 10-14-2010 |
20110025952 | Retardation plate, method for manufacturing the retardation plate, and liquid crystal display - A retardation plate includes a light transmissive planar body and a solidified liquid crystal layer which is a continuous film made from the same material supported by the planar body. The solidified liquid crystal layer comprises a plurality of regions in which a thickness direction refractive indices are lowest. The plurality of regions are arranged on the planar body, each region has a different in-plane retardation and different thickness direction retardation caused by the degree of orientational disorder of mesogens and anisotropy of orientational disorder of mesogens. | 02-03-2011 |
20110025953 | Retardation plate, method for manufacturing the retardation plate, and liquid crystal display - A retardation layer includes plurality of regions different in retardation. A retardation plate includes a substrate and a solidified liquid crystal layer supported by the substrate. The solidified liquid crystal layer is a continuous film made of a same material, and has biaxial optical anisotropy. The solidified liquid crystal layer includes plurality of regions, the regions being different in an in-plane retardation and a thickness direction retardation. | 02-03-2011 |
20110141404 | OUTDOOR LARGE AREA DISPLAY DEVICE AND MANUFACTURING METHOD OF THE SAME - The present disclosure relates to an outdoor large area flat panel display device and a manufacturing method of the same. The present disclosure suggests an outdoor large area flat panel display device comprising: a reinforced base substrate; an anti-reflection film disposed on the outer surface of the base substrate; black matrixes dividing the inner surface of the base substrate into 4 sections; an index matching oil disposed on the inner surface of the base substrate; and a first, a second, a third and a fourth flat panel modules tiled on the base substrate bordering the black matrixes. The present disclosure suggests a large area flat panel display device having strength enough to endure from external impacts and optical properties as the large display panel is made in one piece of panel. | 06-16-2011 |
20110141405 | LIQUID CRYSTAL DISPLAY DEVICE - A LCD device includes first and second LCD panels stacked one on another. Each of the first and second LCD panels includes a pair of transparent substrates, a liquid crystal layer sandwiched therebetween, and a pair of polarizing films sandwiching therebetween the pair of transparent substrates. A light diffusion layer having light diffusion function is interposed between the first LCD panel and the second LCD panel. The light diffusion layer reduces the intensity of the light passed by the first LCD panel, thereby alleviating the periodicity of the arrangement of dark areas and bright areas to alleviate the moire caused by light interference. | 06-16-2011 |
20110170038 | Transflective liquid crystal display device - A transflective liquid crystal display device includes a liquid crystal film and a polarizing plate on a backlight source side. A transflective liquid crystal display device includes an uniaxially anisotropic film (a quarter wave plate) and a polarizing plate on a visual confirmation side. The liquid crystal film has the nematic hybrid orientation, in which a polymeric liquid crystal substance formed in a liquid state is fixed. The optical axis of the anisotropic film is disposed to be orthogonal or substantially orthogonal to that of the liquid crystal film. | 07-14-2011 |
20110261293 | LIQUID CRYSTAL DISPLAY DEVICE - It is an object to provide a liquid crystal display device which has excellent viewing angle characteristics and higher quality. The present invention has a pixel including a first switch, a second switch, a third switch, a first resistor, a second resistor, a first liquid crystal element, and a second liquid crystal element. A pixel electrode of the first liquid crystal element is electrically connected to a signal line through the first switch. The pixel electrode of the first liquid crystal element is electrically connected to a pixel electrode of the second liquid crystal element through the second switch and the first resistor. The pixel electrode of the second liquid crystal element is electrically connected to a Cs line through the third switch and the second resistor. A common electrode of the first liquid crystal element is electrically connected to a common electrode of the second liquid crystal element. | 10-27-2011 |
20120169970 | SURFACE FILM, POLARIZING PLATE AND IMAGE DISPLAY DEVICE - An optical film includes, in the following order: a transparent support; an oriented film; an optically anisotropic layer; and a hardcoat layer, the oriented film is directly contacted with the optically anisotropic layer and the optically anisotropic layer is directly contacted with the hardcoat layer, the optically anisotropic layer is formed from a composition containing a liquid crystalline compound having an unsaturated double bond, the optically anisotropic layer and the hardcoat layer are connected with a covalent bond, and in-plane retardation of the optical film at a wavelength of 550 nm is from 80 to 200 nm and retardation in a direction of thickness of the optical film at a wavelength of 550 nm is from −70 to 70 nm. | 07-05-2012 |
20120249929 | REFLECTIVE DISPLAY PANEL - A display panel includes: a reflective display panel including: two substrates disposed so as to face each other; transparent electrodes formed over each of the two substrates; and a reflective material layer, sealed between the two substrates, including a reflection state which changes based on a voltage applied between the transparent electrodes; a light absorption layer disposed on a first surface side of the reflective display panel; and a cut-off filter layer disposed on a second surface side of the reflective display panel, wherein, in a visible wavelength range, a wavelength at which reflection from the transparent electrodes is smallest overlaps a dominant reflective wavelength of the reflective material layer in a reflective state, and wherein the cut-off filter layer transmits light in a wavelength range which is reflected by the reflective material layer in the reflective state and absorbs light reflected by the transparent electrodes. | 10-04-2012 |