Patent application number | Description | Published |
20080225208 | DISPLAY DEVICE - A pair of polarizers having different polarization efficiencies is employed for a display device. With such a pair of polarizers, the brightness may increase without deteriorating the contrast. | 09-18-2008 |
20090168005 | LIQUID CRYSTAL DISPLAY - A liquid crystal display according to an embodiment includes a first substrate, a pixel electrode, which is formed on the first substrate comprises a first domain dividing means, a first sub pixel electrode and a second sub pixel electrode which are distanced from each other to have a predetermined interval, a second substrate which is disposed to face the first substrate, a second domain dividing means which is formed on the second substrate; and a liquid crystal layer which is interposed between the first substrate and the second substrate, wherein a plurality of sub areas are defined by the first and second domain dividing means, and a width of a sub area of the first sub pixel electrode and a width of a sub area of the second sub pixel electrode are different. | 07-02-2009 |
20090185120 | THIN FILM TRANSISTOR SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME - A thin-film transistor (“TFT”) substrate includes; a substrate including both a light-transmitting region and a light-blocking region, a solar cell pattern disposed on the light-blocking region of the substrate, and comprising at least one solar cell, an insulation layer disposed on the solar cell pattern, and a TFT disposed on the insulation layer. | 07-23-2009 |
20090262295 | LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY USING THE SAME - A twisted nematic (TN) mode liquid crystal display is provided. The liquid crystal display includes first and second display panels facing each other to create an electric field therebetween, and a liquid crystal layer disposed between the first and second display panels. The liquid crystal layer contains liquid crystal molecules having positive dielectric anisotropy, and the liquid crystal layer has a structure in which long axes of the liquid crystal molecules are aligned spirally from the first display panel to the second display panel when no electric field is created in the liquid crystal layer. The liquid crystal molecules have a dielectric anisotropy (Δ∈) in a range of 4.5 to 5.7, a splay elastic constant (K11) of 14 pN or less, and a bend elastic constant (K33) of 12 pN or greater. | 10-22-2009 |
20100020262 | PRISM SHEET AND LIQUID CRYSTAL DISPLAY HAVING THE SAME - Disclosed is a dual layer prism sheet including two patterned prism sheets adhered to each other with an adhesive layer interposed therebetween. The adhesive layer includes a polymeric adhesive and a lubricant. A liquid crystal display including the dual layer prism sheet is also disclosed. Each pattern on the prism sheet is arranged to make a predetermined angle with a liquid crystal panel. | 01-28-2010 |
20100103365 | LIQUID CRYSTAL DISPLAY - A liquid crystal display (LCD) which can be driven at a low voltage and has a fast response time. The LCD includes a liquid crystal composition interposed between a first substrate and a second substrate, wherein the liquid crystal composition includes a first polar liquid crystal compound and a second polar liquid crystal compound, each in an amount of 20% or less by weight based on a weight of the liquid crystal composition, wherein the first polar liquid crystal compound is represented by | 04-29-2010 |
20100157232 | ARRAY SUBSTRATE AND DISPLAY DEVICE HAVING THE SAME - An array substrate includes a lower substrate, a switching element and a pixel electrode. In the lower substrate, unit pixel areas are each divided into a plurality of domains. The switching element is disposed on the lower substrate and transmits a pixel signal. The pixel electrode is disposed on the unit pixel area and is electrically connected to the switching element. The pixel electrode includes a plurality of slit portions disposed thereon. A portion of the slit portions is longitudinally extended in a zigzag shape along different directions in correspondence with the domains. | 06-24-2010 |
20100245752 | LIQUID CRYSTAL DISPLAY - A liquid crystal display (LCD) includes a first electrode, a second electrode facing the first electrode, and a liquid crystal layer interposed between the first and second electrodes and having a twisted nematic alignment of liquid crystals, wherein rotation viscosity of the liquid crystal layer is 50 mPas-80 mPas, a cell gap, namely, the thickness of the liquid crystal layer, is 2.5 μm-5.0 μm, a voltage difference between the first and second electrodes is 0.2V-8.0V, and a response time can be obtained from the expression 6.78+(rotation viscosity)×0.81+(cell gap)×0.7+(rotation viscosity)×(cell gap)×0.14. The liquid crystal display having the twisted nematic alignment of liquid crystals, has the pitch of the liquid crystal layer within the range of 10 μm to 70 μm, a cell gap, namely, the thickness of the liquid crystal layer, within the range of 3.0 μm to 4.5 μm, and a voltage difference between the first and second electrodes within the range of 0.2V to 6.0V. | 09-30-2010 |
20110096255 | LIQUID CRYSTAL DISPLAY PANEL - A liquid crystal display that includes a first substrate, a second substrate facing the first substrate, liquid crystal disposed between the first substrate and the second substrate, wherein the liquid crystal is isotropic when no electric field is applied to the liquid crystal, and the liquid crystal is anisotropic when an electric field is applied to the liquid crystal, and an inner polarization layer formed on an inner surface of at least one of the first substrate and the second substrate. | 04-28-2011 |
20110170040 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a liquid crystal display panel and a phase difference plate. The liquid crystal display panel includes an array substrate provided therein with pixel areas to display an image, an opposite substrate which faces the array substrate, and a blue-phase liquid crystal which is interposed between the array substrate and the opposite substrate. A reflective peak wavelength indicated by the peak reflectance of the blue-phase liquid crystal is positioned in the wavelength band of a visible light. The phase difference plate is provided above or below the liquid crystal display panel. The driving voltage and the memory ratio of the blue-phase liquid crystal are reduced, and the light leakage caused by a visible light selectively reflected by the blue-phase liquid crystal can be prevented. | 07-14-2011 |
20120033170 | ARRAY SUBSTRATE AND DISPLAY DEVICE HAVING THE SAME - An array substrate includes a lower substrate, a switching element and a pixel electrode. In the lower substrate, unit pixel areas are each divided into a plurality of domains. The switching element is disposed on the lower substrate and transmits a pixel signal. The pixel electrode is disposed on the unit pixel area and is electrically connected to the switching element. The pixel electrode includes a plurality of slit portions disposed thereon. A portion of the slit portions is longitudinally extended in a zigzag shape along different directions in correspondence with the domains. | 02-09-2012 |
20120044449 | TWISTED NEMATIC LIQUID CRYSTAL DISPLAY DEVICE - A twisted nematic liquid crystal display device includes a first substrate, a plurality of gate lines and a plurality of data lines formed on the first substrate, a plurality of pixels connected to the gate lines and the data lines and each pixel having a first subpixel and a second subpixel, a first subpixel electrode formed in the first subpixel, and a second subpixel electrode formed in the second subpixel. The voltage of the first subpixel electrode is greater than the voltage of the second subpixel electrode, and a ratio of the area of the second subpixel electrode to the area of the first subpixel electrode is in the range of 0.66 to 1.5. | 02-23-2012 |
20120075557 | LIQUID CRYSTAL DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - The viewing angle of a Liquid Crystal Display (LCD) apparatus is expanded by means of a sampled light redirecting layer, In one embodiment, the sampled light redirecting layer is formed as a compensation layer disposed between a top polarizing plate and the rest of a liquid crystal display panel having a first substrate, a second substrate, and a liquid crystal layer interposed therebetween. The compensation layer includes at least two optical path changing patterns disposed in interleaved manner. The two optical path changing patterns have different refractive indexes. As a result of the different refractive indices and shapes of the at least two different optical path changing patterns some of the light rays sampled out of the output of the rest of a liquid crystal display panel are directed in a first direction by means of reflection or refraction and some are directed in a different second direction, thereby improving a side visibility of the display apparatus. | 03-29-2012 |
20120281172 | LIQUID CRYSTAL DISPLAY - A liquid crystal display according to an exemplary embodiment of the present invention includes: a first substrate; a pixel electrode disposed on the first substrate; a first alignment layer disposed on the first substrate and the pixel electrode; a second substrate facing the first substrate; a common electrode disposed on the second substrate; a second alignment layer disposed on the second substrate and the common electrode; and a liquid crystal layer disposed between the first substrate and the second substrate, wherein the common electrode has a plurality of cutouts having a cross shape, and when viewing the first substrate and the second substrate upward, the edge of the cutout is protruded from the edge of the pixel electrode. | 11-08-2012 |
20130169913 | LIQUID CRYSTAL LENS PANEL AND METHOD OF MANUFACTURING THE SAME - A liquid crystal lens panel includes a plurality of lens electrodes, an alignment layer, a sealant and a light blocking pattern. The lens electrodes are arranged in an active region. The alignment layer is disposed in an alignment region which overlaps an entire of the active region and extends further than the active region. The sealant is disposed in a seal line region which is outside the alignment region. The light blocking pattern is disposed in the light blocking region which is between the seal line region and the alignment region. | 07-04-2013 |
20130193461 | ARRAY SUBSTRATE AND DISPLAY DEVICE HAVING THE SAME - An array substrate includes a lower substrate, a switching element and a pixel electrode. In the lower substrate, unit pixel areas are each divided into a plurality of domains. The switching element is disposed on the lower substrate and transmits a pixel signal. The pixel electrode is disposed on the unit pixel area and is electrically connected to the switching element. The pixel electrode includes a plurality of slit portions disposed thereon. A portion of the slit portions is longitudinally extended in a zigzag shape along different directions in correspondence with the domains. | 08-01-2013 |
20130265509 | LIQUID CRYSTAL LENS PANEL AND STEROSCOPIC IMAGE DISPLAY PANEL HAVING THE SAME - A liquid crystal lens panel includes a first substrate, a second substrate and a liquid crystal layer. The first substrate includes a common electrode. The second substrate includes a plurality of first electrodes and a plurality of second electrodes facing the common electrode. The liquid crystal layer is disposed between the first and second substrates and includes first and second liquid crystal molecules. The first liquid crystal molecules are aligned at a first pretilt angle with respect to the first substrate. The first liquid crystal molecules are adjacent to the first substrate. The second liquid crystal molecules are aligned at a second pretilt angle with respect to the second substrate. The second liquid crystal molecules are adjacent to the second substrate. | 10-10-2013 |
20130278847 | LIQUID CRYSTAL LENS PANEL AND DISPLAY DEVICE HAVING THE SAME - A liquid crystal lens panel includes a first substrate including a first base substrate and a first electrode layer disposed on the first base substrate; a second substrate including a second base substrate facing the first base substrate and a second electrode layer disposed on a surface of the second base substrate, the second substrate facing the first base substrate; and a liquid crystal layer disposed between the first substrate and the second substrate. The liquid crystal layer has a refractive index of about 0.2 to about 0.29 and a dielectric constant of about 5.5 F/m to about 10 F/m. | 10-24-2013 |
20130314649 | LIQUID CRYSTAL LENS AND DISPLAY DEVICE - A display device includes a first polarizer for transmitting first light that is parallel to a first axis and pertains to a two-dimensional image. The display device further includes a first electrode layer, a second electrode layer, and a liquid crystal layer disposed between the first electrode and the second electrode. The liquid crystal layer includes a chiral dopant and a liquid crystal material and is configured to form a lens associated with a predetermined phase distribution. The lens is configured for refracting the first light to transmit second light. The display device further includes a second polarizer for polarizing the second light to transmit third light that is parallel to a second axis. The second axis is oriented at an angle with respect to the first axis in a plan view of the display device. The angle has a predetermined angle size greater than zero degree. | 11-28-2013 |