Patent application number | Description | Published |
20090091239 | LIGHT-EMITTING CHIP AND METHOD OF MANUFACTURING THE SAME - A light-emitting chip includes a light-emitting part, a first color-converting part and a second color-converting part. The light-emitting part includes a first electrode and a second electrode, and generates first light of a first wavelength. The first color-converting part is formed on a light-emitting surface of the light-emitting part. The first color-converting part converts at least a portion of the first light into second light of a second wavelength. The second color-converting part is formed on the first color-converting part. The second color-converting part converts at least a portion of the first light into third light of a third wavelength that is shorter than the second wavelength. Thus, a fluorescent substance of a long wavelength and a fluorescent substance of a short wavelength are sequentially formed on a light-emitting surface of a light-emitting part, so that the color reproducibility of a light-emitting chip may be enhanced. | 04-09-2009 |
20090121628 | INORGANIC LIGHT EMITTING DEVICE - An inorganic light emitting device includes a first emission layer that includes a first electrode, a first dielectric layer, a first sub-emission layer, a second dielectric layer and a first auxiliary electrode sequentially stacked on a substrate, a second emission layer that includes the first auxiliary electrode and a third dielectric layer, a second sub-emission layer, a fourth dielectric layer and a second auxiliary electrode sequentially stacked on the first auxiliary electrode, and a third emission layer that includes the second auxiliary electrode and a fifth dielectric layer, a third sub-emission layer, a sixth dielectric layer and a second electrode sequentially stacked on the second auxiliary electrode. | 05-14-2009 |
20090195730 | WAVELENGTH CONVERSION MEMBER, LIGHT SOURCE ASSEMBLY INCLUDING THE WAVELENGTH CONVERSION MEMBER AND LIQUID CRYSTAL DISPLAY INCLUDING THE LIGHT SOURCE ASSEMBLY - A wavelength conversion member which can achieve high color purity and optimize color temperature according to environmental changes, a light source assembly including the wavelength conversion member, and a liquid crystal display (LCD) including the light source assembly. The light source assembly includes a light-emitting chip which generates light and a wavelength conversion member which includes wavelength conversion particles that convert the light into light having a predetermined wavelength, the predetermined wavelength being determined according to the size of the wavelength conversion particles. | 08-06-2009 |
20090213296 | LIGHT UNIT, LIQUID CRYSTAL DISPLAY HAVING THE SAME, AND METHOD OF MANUFACTURING THE SAME - A light unit includes a light emitting chip emitting light, a light conversion layer disposed on the light emitting chip, and the light conversion layer including a resin layer and semiconductor particles distributed on the resin layer, and a buffer layer interposed between the light emitting chip and the light conversion layer. | 08-27-2009 |
20100079704 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes, among others, a light diffusion layer comprising a color conversion media layer and a non-conversion layer arranged on the second substrate and a backlight assembly to supply light to the first substrate and the second substrate. The backlight assembly supplies various wavelengths of lights, including blue light or UV ray. The blue rights through the liquid crystal layer enters the color conversion media layers and may generates red lights and green lights. In this case, blue lights go through non-conversion layer and diffuse and scatter out blue lights. The UV rays through the liquid crystal layer enters the color conversion media layers and may generates red light, green lights and blue lights. | 04-01-2010 |
20100085299 | ELECTRTO-OPTIC DISPLAY - An electro-optic display includes a first substrate provided thereon with a first electrode, a second substrate provided thereon with a second electrode forming an electric field in cooperation with the first electrode, and an electro-optic material interposed between the first and second substrates. The electro-optic material includes a non-polar solvent and a polar solvent dispersed in the non-polar solvent and controlled by the electric field. The first electrode is disposed on a non-display region of the first substrate including a plurality of pixels each of which having a display region, in which an image is displayed, and the non-display region adjacent to the display region. At least one of a reflective layer and a light sourcing layer defines an amount of light passed through the display area. | 04-08-2010 |
20100085629 | ELECTRO-OPTIC DISPLAY APPARATUS - An electro-optic display apparatus includes a first electrode, a second electrode, an electro-optic material, and an insulating layer. The second electrode faces the first electrode to form an electric field in cooperation with the first electrode. The electro-optic material is disposed between the first and second electrodes. The insulating layer is arranged on a surface of at least one of the first electrode and the second electrode and contacts the electro-optic material. The electro-optic material includes a non-polar solvent forming a continuous phase, and a polar solvent dispersed in the non-polar solvent to form a droplet controlled by the electric field. | 04-08-2010 |
20100103648 | LIGHT EMITTING DIODE, BACKLIGHT ASSEMBLY HAVING THE SAME AND METHOD THEREOF - A light emitting diode (LED). In one embodiment, the LED comprises a base including a cavity, an LED chip disposed on a bottom of the cavity and configured to generate a first light, and a light conversion layer. The light conversion layer includes an upper substrate, a lower substrate and a wavelength conversion particle. The light conversion layer is configured to convert a portion of the first light into a second light according to light emitted by the wavelength conversion particle. Furthermore, the light conversion layer is disposed on an upper surface of the base. | 04-29-2010 |
20130241973 | DISPLAY APPARATUS AND METHOD OF DRIVING THE SAME - A display apparatus includes a display panel and a backlight unit. The display panel includes a first substrate and a second substrate. The first substrate includes a first base substrate and a wavelength transforming member. The wavelength transforming member is formed on a first surface of the first base substrate to change a wavelength of light to emit visible light having a predetermined wavelength. The second substrate includes a second base substrate and a light shutter member. The second base substrate faces the first base substrate. The light shutter member is formed on a first surface of the second base substrate facing the first surface of the first base substrate. The light shutter member controls light transmittance of the light received from the wavelength transforming member. The backlight unit provides the display panel with the light. Thus, color purity of image is increased, thereby improving image display quality. | 09-19-2013 |
20130242228 | LIQUID CRYSTAL DISPLAY AND MANUFACTURING METHOD THEREOF - A wide viewing angle liquid crystal display includes color filters having a quantum dot and scattering particles and liquid crystal layer disposed in a microcavity, a distance between the color filter and the liquid crystal layer being sized to minimize display deterioration due to parallax. | 09-19-2013 |
20130300771 | DISPLAY APPARATUS AND METHOD OF DRIVING THE SAME - A display apparatus includes a display panel and a light source part. The display panel includes a first subpixel having a first color, a second subpixel having a second color and a transparent subpixel. The light source part provides a light to the display panel. The light source part includes a first light source generating a first light having a mixed color of the first primary color and the second primary color and a second light source generating a second light having a third primary color. At least one of the first and second light sources are repeatedly turned on and off. | 11-14-2013 |
20140043566 | DISPLAY DEVICE WITH INCREASED OPTICAL EFFICIENCY - A liquid crystal display according to an exemplary embodiment of the present invention includes a first substrate. A color conversion layer is disposed on the first substrate. A second substrate and a third substrate are disposed on the color conversion layer and face each other. A light amount controlling layer is disposed between the second substrate and the third substrate. A backlight unit is disposed under the first substrate. | 02-13-2014 |
20140146251 | THREE-DIMENSIONAL IMAGE DISPLAY DEVICE AND DRIVING METHOD THEREOF - A 3D image display device includes: a backlight unit including a first color light source and a second color light source, which are alternately turned on; a display panel on a front side of the backlight unit and including a pixel, where the pixel includes a first subpixel including a first color filter and a second subpixel including a second color filter; a patterned circular polarizer on a front side of the display panel, extending substantially in a first direction, and including a first circular polarization part and a second circular polarization part having widths substantially the same as widths of the first subpixel and the second subpixel, respectively; and glasses including a left lens and a right lens, where each of the left lens and the right lens includes a plurality of circular polarization patterns and a shutter glass panel which turns on and off each circular polarization pattern. | 05-29-2014 |
20140152724 | DISPLAY APPARATUS AND METHOD OF DRIVING THE SAME - A display apparatus includes a display panel including a first subpixel having a first primary color, a second subpixel having a second primary color; and a transparent subpixel; a panel driver which sets grayscale data of the first subpixel, the second subpixel and the transparent subpixel; a light source part which provides light to the display panel, where the light source comprises a first light source and a second light source having colors different from each other; and a light source driver which turns on the first light source during a first subframe, turns on the second light source during a second subframe, and turns on the first light source during a third subframe, and a first frame comprises the first subframe, the second subframe and the third subframe. | 06-05-2014 |
20150036071 | DISPLAY DEVICE - The present invention relates to a display device with an improved contrast ratio. The display device includes: a first insulation substrate; a gate line and a data line positioned on the first insulation substrate, and crossing while being insulated from each other; a color filter positioned on the gate line and the data line; a pixel electrode positioned on the color filter; and a blocking metal layer positioned on a part of the pixel electrode. | 02-05-2015 |
20150077692 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a first substrate, a first pixel and a second pixel vertically or horizontally disposed on the first substrate, a second substrate facing the first substrate, a liquid crystal layer including a plurality of liquid crystal molecules and disposed between the first and second substrates, and a first control electrode disposed between the first and second pixel electrodes. The first pixel includes a first pixel electrode, and the second pixel includes a second pixel electrode. The first pixel electrode includes a first plurality of micro branch portions extending in a first direction, and the second pixel electrode includes a second plurality of micro branch portions extending in a second direction. The first direction is different from the second direction. | 03-19-2015 |
20150085522 | BACKLIGHT ASSEMBLY, DISPLAY APPARATUS HAVING THE SAME AND METHOD OF MANUFACTURING THE SAME - A backlight assembly includes a first light source part including a plurality of first light sources configured to generate light having a first color and a plurality of second light sources configured to generate light having a second color different from the first color, and a light guiding plate including a first incident surface and an exiting surface adjacent to the first incident surface. The exiting surface is configured to allow the light to pass therethrough. The exiting surface includes a first peripheral portion configured to absorb the light having the second color and a central portion adjacent to the first peripheral portion and configured to allow the light to pass therethrough. The first and second light sources are alternately located. | 03-26-2015 |