Patent application number | Description | Published |
20110228193 | BACKLIGHT UNIT AND DISPLAY DEVICE - A light generating device which may be used as a backlight unit and a display device including the light generating device are discussed. According to an embodiment, the light generating device can include a first layer; a plurality of light source devices disposed on the first layer and configured to emit light, each at least one of the light source devices including a light emitting unit diode for generating the light; a second layer covering the light source devices; and first and second light shielding layers disposed on the second layer and configure to selectively control transmit a propagation of the light emitted from the light source devices, the first and second light shielding layers being composed of a same material or different materials, the first and second light shielding layers being disposed to correspond with the light source devices. | 09-22-2011 |
20110261286 | DISPLAY APPARATUS - A display apparatus is provided and includes a display panel, and a backlight unit supplying light from a rear of the display panel. The backlight unit includes a light source, a circuit board layer, a reflection layer, a pattern layer, and a vacant layer. The circuit board layer has the light source seated thereon. The reflection layer is formed on the circuit board layer to reflect light emitted from the light source. The pattern layer is positioned on a top surface of the light source. The vacant layer is formed between the reflection layer and the pattern layer. | 10-27-2011 |
20110261290 | DISPLAY APPARATUS - Provided is a display apparatus, which includes a display panel and a backlight unit. The backlight unit is disposed behind the display panel to provide light. The backlight unit includes a first layer, a light source, and a second layer. The light source is disposed on the first layer. The second layer includes a receiving part surrounding the light source, and is disposed on an upper side of the first layer to transmit and diffuse light emitted from the source. A space is disposed between the receiving part and the light source. | 10-27-2011 |
20120106147 | LIGHTING APPARATUS - A lighting apparatus may include a case, a circuit board, a light source including a light emitting diode (LED), and a light controlling layer to reflect light from the light source toward an inside of the case to prevent the light from being directly radiated to an outside of the case. | 05-03-2012 |
20120162966 | DISPLAY APPARATUS - Provided is a display apparatus. The display apparatus includes a display panel and a backlight unit disposed at a rear side of the display panel to provide light. The backlight unit includes a first layer, a light source disposed on the first layer, a light guide layer having a hollow for receiving the light source, the light guide layer being disposed above the first layer to transmit and diffuse light emitted from the light source, and a reflection member disposed in the hollow to reflect at least one portion of the light emitted from the light source to the display panel toward the inside of the light guide layer. | 06-28-2012 |
20120223905 | TOUCH PANEL DISPLAY DEVICE - The present invention relates to a display device having a touch panel, and more particularly, to a touch panel display device which can improve visibility. The display device of the present invention includes: a display panel; a first film layer that is disposed on the display panel, and includes a first material, a first transparent layer having a first pattern disposed on the first material, and an index matching layer disposed between the first material and the first transparent layer; a second film layer that is disposed on the first film layer, and includes a second material, a second transparent layer having a second pattern disposed on the second material, and an index matching layer disposed between the second material and the second transparent layer; and a touch window disposed on the second film layer. | 09-06-2012 |
20120250350 | DISPLAY APPARATUS - Provided is a display apparatus. The display apparatus includes a display panel and a backlight unit including a light source disposed at a rear side of the display panel to provide light. The light source includes a sub mount substrate, a light emitting chip mounted on a top surface of the sub mount substrate, a resin layer disposed on the top surface of the sub mount substrate to surround the light emitting chip, and a transmittance adjustment layer disposed on a top surface of the resin layer to adjust a transmitting rate of light emitted from the light emitting chip. | 10-04-2012 |
20130182413 | BACKLIGHT UNIT AND DISPLAY DEVICE - A light generating device which may be used as a backlight unit and a display device including the light generating device are discussed. According to an embodiment, the light generating device can include a base layer; light source devices disposed on the base layer and configured to emit light, the light source devices being spaced apart from each other, at least one of the light source devices including a light emitting diode for generating the light; and a light shielding layer covering the light source devices and configured to control an amount of the light being transmitted through the light shielding layer, wherein the light shielding layer includes slits disposed spaced apart from each other. | 07-18-2013 |
20130215068 | TRANSPARENT ELECTRODE FILM STRUCTURE AND TOUCH SCREEN - Disclosed is a transparent electrode film structure and a touch screen, the structure including a retarder film, first and second hard coating layers coated on both surfaces of the retarder film, an optical layer formed on the second hard coating layer, and a transparent electrode film formed on the optical layer. | 08-22-2013 |
20140204575 | APPARATUS FOR PLANAR LIGHTING - An apparatus for planar lighting configurable with light emitting devices is disclosed. The apparatus for planar lighting includes a plurality of light sources arranged on a circuit board; a reflective layer disposed on the circuit board; a transmission regulation layer disposed on the reflective layer and provided with a hole pattern allowing light to be transmitted therethrough, wherein a size of the hole disposed proximate to the light source is smaller than a size of the hole disposed between adjacent two light sources; a spacer disposed between the reflective layer and the transmission regulation layer such that the spacer maintains a distance between the reflective layer and the transmission regulation layer, wherein the spacer comprises at least one protrusion formed by bending a plate member; and an optical sheet disposed on the transmission regulation layer. | 07-24-2014 |
20140204578 | PLANAR LIGHTING DEVICE - Disclosed is a planar lighting device and more particularly, a planar lighting device including a light emitting device. The planar lighting device includes a plurality of light sources arranged on a first surface of a circuit substrate, the light sources mounted thereon, a light regulator disposed in an edge of the first surface, the light regulator regulating luminance difference caused by difference in distance between a plurality of light sources close to the edge, and an optical sheet disposed on the light sources. | 07-24-2014 |
20140347861 | PLANAR LIGHTING DEVICE - A planar lighting device includes a circuit substrate, a plurality of light sources disposed on the circuit substrate, a reflection layer disposed on the circuit substrate, the reflection layer including a first region having a plurality of openings where the respective light sources are located, and a second region connected to the first region, wherein the second region is bent in a direction from the first region, a hole pattern having a plurality of holes provided in the second region of the reflection layer, wherein at least two holes of the hole pattern are different in size, and an optical sheet disposed on the light sources. | 11-27-2014 |