Class / Patent application number | Description | Number of patent applications / Date published |
349115000 | Cholesteric reflector | 27 |
20080252833 | Mirror Device With a Switchable Cholesteric Filter - The present invention relates to a mirror device, the reflectivity of which may be varied by means of applying a voltage. According to an aspect of the invention, there is provided a mirror device, the reflectivity of which may be varied by means of applying a voltage, comprising a cholesteric filter ( | 10-16-2008 |
20080273151 | LOW COLOR SHIFT OPTICAL FILM AND LIQUID CRYSTAL DISPLAY CONTAINING THE SAME - A low color shift optical film is provided. The low color shift optical film comprises a cholesteric liquid crystal film and a retardation plate consisting of one or more O-plate type retardation plates on the cholesteric liquid crystal film. The retardation plate provides functions of polarization transformation and color shift compensation. | 11-06-2008 |
20090103027 | Cholesteric Liquid Crystal Display Device - A cholesteric liquid crystal display device ( | 04-23-2009 |
20090161051 | DISPLAY DEVICE - A display device. The display device including a display surface, a plurality of pixel areas, a plurality of sensor areas, an optical filter portion, a light shielding portion, and an arithmetically operating portion. | 06-25-2009 |
20090161052 | DISPLAY ELEMENT, ELECTRONIC PAPER USING THE ELEMENT, AND ELECTRONIC TERMINAL USING THE ELEMENT - A display element comprises: a pair of substrates disposed opposite to each other; a liquid crystal enclosed between the pair of substrates; a wall structure which is formed to surround a pixel region and which is in contact with both of the pair of substrates; and an opening section which is an opening provided in a part of the wall structure to allow the liquid crustal to flow out of the pixel region. | 06-25-2009 |
20090231526 | LIQUID CRYSTAL DISPLAY ELEMENT, METHOD OF MANUFACTURING THE ELEMENT, AND ELECTRONIC PAPER HAVING THE ELEMENT - The invention relates to a liquid crystal display element, a method of manufacturing the element, and electronic paper having the element. The invention provides a liquid crystal element in which a change in a state of display attributable to an external force can be suppressed, a method of manufacturing the element, and electronic paper having the element. One blue pixel region is surrounded by four wall structures and four polymer layers without any discontinuity. The wall structures are formed on a bottom substrate and are in contact with a top substrate. The polymer layers are formed by injecting a cholesteric liquid crystal and polymeric substances (monomers or oligomers) which are materials different from both of the cholesteric liquid crystal and the wall structures between the top and bottom substrates and polymerizing the polymeric substances. | 09-17-2009 |
20090244452 | LIQUID CRYSTAL DISPLAY ELEMENT AND ELECTRONIC PAPER UTILIZING THE SAME - The invention relates to a liquid crystal display element for displaying images by driving a liquid crystal material, in particular, a liquid crystal composition exhibiting a cholesteric phase and relates to electronic paper utilizing the element. The invention provides a liquid crystal display element having improved display quality achieved by suppressing image sticking and electronic paper utilizing the element. The liquid crystal display element includes a pair of substrate disposed opposite to each other and a liquid crystal layer enclosed between the pair of substrates. Interfaces of the pair of substrates in contact with the liquid crystal layer are formed to have surface roughness of 1.5 nm or less or, more preferably, 0.8 nm or less. | 10-01-2009 |
20090316091 | LIQUID CRYSTAL DISPLAY AND ELECTRONIC PAPER UTILIZING THE DISPLAY - The liquid crystal display includes a first display unit, a second display unit, a light absorbing layer disposed on a bottom surface of the first display unit so as to absorb light which has entered the first display unit through a top surface thereof and which has been transmitted by the first liquid crystal, and a control circuit section for effecting a switch between a two-surface display mode in which the second display unit is lapped over the first display unit so as to face the bottom surface thereof with the light absorbing layer interposed between them to display images independent of each other on the first display unit and the second display unit and a high image quality mode in which the second display unit is lapped over the first display unit so as to face the top surface thereof to display the same image on the first and second display units. | 12-24-2009 |
20100002175 | TRANSPARENT DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A display device includes; a first substrate, a second substrate disposed substantially opposite to the first substrate, a third substrate disposed between the first substrate and the second substrate, a color display layer disposed between the first substrate and the third substrate, the color display layer comprising a cholesteric liquid crystal, a first electrode and a second electrode electrically connected to the color display layer, a color conversion layer disposed between the third substrate and the second substrate, and a third electrode and a fourth electrode electrically connected to the color conversion layer. | 01-07-2010 |
20100026943 | DEVICE WITH A DISPLAY INCORPORATED THEREIN - A device, such as a smart-card ( | 02-04-2010 |
20100097549 | Reflective Morphable Display Device and method of Feature Activation - Disclosed is reflective morphable display with multi-layered depth viewing, low power consumption and few components and a method of activating various features thereof. The disclosed display includes a bi-stable reflective cholesteric liquid display crystal (ChLCD) layered in combination with a display device such as an LCD and a quarter lambda (λ/4) retardation film layer. Linearly polarized light emerging from the front surface of a display device is circularly polarized by the λ/4 layer before entering the ChLCD layer. In its reflective state, the ChLCD layer receiving a portion of the ambient light having the same handedness of the ChLCD is reflected in a mirror-like manner. Also in its reflective state, when it receives light that is circularly polarized by the λ/4 retardation film layer, the ChLCD layer acts as a shutter. A display device with depth viewing is provided as the ChLCD layer pixelated so it is configured to display font and/or other indicia. | 04-22-2010 |
20100097550 | MULTI-LAYER DISPLAY ELEMENT AND MANUFACTURING METHOD FOR THE SAME - The invention relates to a multi-layer display element configured by a plurality of layers for use as a display section of electronic paper or others, and a manufacturing method for the multi-layer display element. The invention provides a multi-layer display element that allows a pixel area not being narrowed, a high yield of electrode formation, and interlayer connection with no need for a high-temperature process, and a manufacturing method for such a multi-layer display element. The multi-layer liquid crystal display element includes a data signal output terminal group from which data signals are provided, a scanning signal output terminal group from which scanning signals are provided, a data electrode connection wire rod group respectively connecting data electrodes to the data signal output terminal group, and a scanning electrode connection wire rod group respectively connecting scanning electrodes to the scanning signal output terminal group. | 04-22-2010 |
20100097551 | MULTILAYER DISPLAY ELEMENT AND METHOD OF FABRICATING THE SAME - A multilayer liquid crystal display element has a plurality of data electrode layer-to-layer interconnects formed in a non-display area of a liquid crystal display panel for connecting data electrodes of liquid crystal display panels for R, G, and B to a plurality of data signal input terminals from layer to layer, and a plurality of scanning electrode layer-to-layer interconnects formed in the non-display area for connecting scanning electrodes of the liquid crystal display panels for R, G, and B to a plurality of scan signal input terminals from layer to layer. | 04-22-2010 |
20100157215 | LIQUID CRYSTAL DISPLAY ELEMENT AND MULTI-LAYER LIQUID CRYSTAL DISPLAY ELEMENT INCLUDING THE ELEMENT - The invention relates to a liquid crystal display element having a liquid crystal enclosed between a pair of substrates and a multi-layer liquid crystal display element utilizing such elements. A liquid crystal display element having improved strength at enclosing portions thereof is provided without any reduction in the throughput of manufacturing steps along with a multi-layer liquid crystal display element utilizing such elements. A liquid crystal display element for blue includes a first substrate having a first through hole formed to extend from one surface to another, a second substrate disposed opposite to the first substrate and having a second through hole formed opposite to the first through hole to extend from one surface to another, the second through hole having an area greater than that of the first through hole, a liquid crystal layer for blue sandwiched between the first and second substrates, and an enclosing material sealing the first and second through holes such that the liquid crystal for blue forming the liquid crystal layer for blue does not leak through the first and second through holes. | 06-24-2010 |
20100302486 | DISCRIMINATION MEDIUM AND PRODUCTION METHOD THEREFOR - A discrimination medium, which can have much information, can be produced on a small scale at low cost, and enables change of a sticker design at low cost, is provided. A cholesteric liquid crystal layer, having a fine asperity for forming a hologram, is formed on a transparent first substrate. A print layer composed of a black ink is formed on a transparent second substrate. The substrates are affixed to each other via a bond layer, so that a discrimination medium is obtained. In the discrimination medium, the display content obtained by the print layer is changed, so that the display content for discrimination can be changed at low cost. | 12-02-2010 |
20110069262 | LIQUID CRYSTAL DISPLAY - A liquid crystal display according to exemplary embodiments of the present invention includes a first panel including a first lower substrate, a first lower electrode formed on the first lower substrate, a first upper substrate facing the first lower substrate, a first upper electrode formed on the first upper substrate, and a first cholesteric liquid crystal injected between the first lower electrode and the first upper electrode, wherein the first lower electrode includes carbon nanotubes. The liquid crystal display including the first lower electrode made of the carbon nanotubes without a light absorption layer provides a simple structure capable of realizing a black state. | 03-24-2011 |
20110116026 | COLOR FILTER SUBSTRATE AND LIQUID CRYSTL DISPLAY HAVING THE SAME - A liquid crystal display includes a first base substrate, a second base substrate facing the first base substrate, a liquid crystal layer disposed between the first substrate and the second substrate, a non-transmissive layer on the first base substrate to absorb light, a plurality of color filter layers arranged on the non-transmissive layer and including a cholesteric liquid crystal to change a wavelength of light and reflect the light, an alignment layer arranged between the non-transmissive layer and the color filter layers to align the cholesteric liquid crystal, a first electrode on the color filter layers, and a second electrode on the second base substrate. | 05-19-2011 |
20110181820 | INFRARED LIGHT REFLECTING PLATE, LAMINATED INTERLAYER FILM SHEET FOR LAMINATED GLASS AND ITS PRODUCTION METHOD, AND LAMINATED GLASS - Disclosed is an infrared light reflecting plate for reflecting infrared light, which comprises a substrate and at least four light-reflective layers X1, X2, X3 and X4 each of which is formed of a fixed cholesteric liquid-crystal phase. The reflection center wavelength of the light-reflective layers X1 and X2 is the same and is λ | 07-28-2011 |
20110187973 | HEAT SHIELD AND LAMINATED GLASS - A heat shield comprising a first light-reflective layer, having a reflectance peak both in a wavelength range of from 400 nm to less than 850 nm and in a wavelength range of from more than 850 nm to 1300 nm and satisfying C>A>B, is disclosed. “A” means the maximum reflectance in the wavelength range of from 400 nm to less than 850 nm; “B” means the reflectance at a wavelength of 850 nm; “C” means the maximum reflectance in the wavelength range of from more than 850 nm to 1300 nm; and “B” is equal to or less than 50%. | 08-04-2011 |
20120092600 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device including: a liquid crystal display element that includes a liquid crystal layer, and an upper substrate and a lower substrate opposed to each other via the liquid crystal layer, a plurality of liquid crystal display elements being stacked; wherein a condensing direction of a reflected light by directional control in at least one of the liquid crystal display elements is different from a condensing direction of a reflected light by directional control in at least one of another liquid crystal display elements. | 04-19-2012 |
20120099062 | CHOLESTERIC LIQUID CRYSTAL DEVICE - A cholesteric liquid crystal device is provided. The cholesteric liquid crystal device includes a first substrate, a second substrate disposed opposite to the first substrate, a first reflective layer disposed over the first substrate, a second reflective layer disposed over the second substrate, facing the first reflective layer, and a partition structure disposed between the first and the second substrates, wherein a cavity is formed by the partition structure, the first reflective layer and the second reflective layer, and a cholesteric liquid crystal layer is filled in the cavity. | 04-26-2012 |
20120120354 | CHOLESTERIC REFLECTOR - A cholesteric reflector ( | 05-17-2012 |
20120188495 | CHOLESTERIC LIQUID CRYSTAL DISPLAY DEVICE - A cholesteric liquid crystal display device is disclosed. The cholesteric liquid crystal display device includes a substrate, a light absorbing layer, and a cholesteric liquid crystal layer. The cholesteric liquid crystal layer includes plural rows of left-handed cholesteric liquid crystals and plural rows of right-handed cholesteric liquid crystals which are arranged alternately. The left-handed cholesteric liquid crystals and the right-handed cholesteric liquid crystals respectively reflect left-handed light and right-handed light in the cholesteric liquid crystal display device of the present invention, whereby both eyes of an observer can see different images and thus a 3D effect is formed. | 07-26-2012 |
20120274886 | REFLECTIVE LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - There is provided a reflective liquid crystal display device including a first liquid crystal panel containing a first liquid crystal material that reflects light of a first color, a second liquid crystal panel containing a second liquid crystal material that reflects light of a second color and a third liquid crystal material that reflects light of a third color, the second and third liquid crystal materials positioned to be distinct from each other, and a light absorption layer that is bonded to a lower surface of the second liquid crystal panel, wherein the second liquid crystal panel is bonded to a lower surface of the first liquid crystal panel, and the first to third liquid crystal materials reflect light in a planar state and transmit light in a focal conic state. | 11-01-2012 |
20120274887 | CHOLESTERIC LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - There is provided a cholesteric liquid crystal display device including a first liquid crystal panel containing a first cholesteric liquid crystal substancecrystal material for reflecting a light of a first color, a second liquid crystal panel containing a second cholesteric liquid crystal substancecrystal material for reflecting a light of a second color, a third liquid crystal panel containing a third cholesteric liquid crystal substancecrystal material for reflecting a light of a third color, a light absorption layer combined to a lower portion of the third liquid crystal panel, a first double-sided adhesive buffer layer configured to combine the second liquid crystal panel to a lower portion of the first liquid crystal panel and a second double-sided adhesive buffer layer configured to combine the third liquid crystal panel to a lower portion of the second liquid crystal panel. | 11-01-2012 |
20130208220 | CHOLESTERIC LIQUID DISPLAY AND METHOD FOR PREPARING THE SAME - Embodiments of the invention comprise a cholesteric liquid display and a method for preparing the same. The cholesteric liquid display comprises a first substrate; an electrode substrate opposite to the first substrate; and a cholesteric liquid crystal layer between the first substrate and the electrode substrate, wherein the cholesteric liquid crystal layer comprises at least one layer of cholesteric liquid crystal, and the same layer of cholesteric liquid crystal has different pitches in different regions so as to be capable of reflecting light of different colors, respectively. | 08-15-2013 |
20140055731 | INTEGRATED FORCE LOCALIZER AND DIGITIZER AND/OR LCD DRIVE FOR CHOLESTERIC LIQUID CRYSTAL DISPLAY - A cholesteric liquid crystal display and a method of making are provided. The cholesteric liquid crystal display may include a first layer of insulating material forming a force backplate and having a conductive trace laminated thereto. Components may be soldered to and electrically connected to the conductive trace. A second layer of insulating material may be laminated over the first layer, the soldered components, and the conductive trace to form a thin smooth layer. A pressure-sensitive cholesteric liquid crystal display layer may be laminated to a surface of the thin smooth layer. The force backplate is substantially thick such that when pressure is applied to a surface of the pressure-sensitive cholesteric liquid crystal display layer with an implement dragged across a surface thereof, a reflective state of liquid crystal is changed and a line representative of a thickness of the implement is displayed. | 02-27-2014 |