| Patent application number | Description | Published |
| 20100271806 | BACK LIGHT UNIT AND DISPLAY DEVICE USING THE SAME - A back light unit may provided that includes a board, a light source on the board, a plurality of light guide plates provided in a neighboring state, and an attachment member on a light incidence part of the light guide plate to attach the light guide plate to a frame, or an attachment member to block light from a light incidence part. | 10-28-2010 |
| 20100321421 | OPTICAL ASSEMBLY, BACKLIGHT UNIT INCLUDING THE SAME, AND DISPLAY APPARATUS INCLUDING THE BACKLIGHT UNIT - An optical assembly includes a plurality of light sources emitting light in a first direction at a predetermined orientation angle, and a light guide panel having a light incident section and a light emitting section. The light incident section has a first surface to receive the light emitted from the light sources in the first direction and the light emitting section is to emit light received from the light incident section in a second direction. Also included is at least one cover having a first surface adjacent the light sources and a second surface adjacent at least one portion of the light emitting section. | 12-23-2010 |
| 20110025593 | BACKLIGHT UNIT AND DISPLAY APPARATUS INCLUDING THE SAME - A backlight unit includes a plurality of light sources emitting light in a direct direction with a predetermined orientation angle, and a light guide panel having a light incident section and a light emitting section. The light incident section has a first surface to receive light emitted from one or more of the light sources in the first direction and the light emitting section is to emit light received from the light incident section in a second direction. In addition, a height of an elevated structure, extending from an upper surface of the light incident section to an upper surface of the light emitting section, is greater than or substantially equal to a height of a distal end of the light emitting section. | 02-03-2011 |
| 20110026239 | BACKLIGHT UNIT AND DISPLAY APPARATUS INCLUDING THE SAME - A back-light unit including a plurality of substrates, a plurality of light sources respectively disposed on the plurality of substrates and configured to emit light, and N (N≧2) light guide panels respectively disposed adjacent to the plurality of light sources, a corresponding light guide panel including a light incidence part having a light incidence surface for receiving light emitted from a corresponding light source, and a light emission part for emitting the received incident light. Further, the corresponding light guide panel includes protruding surface patterns protruding from an upper surface the light emission part. | 02-03-2011 |
| Patent application number | Description | Published |
| 20090296026 | Led back-light unit and liquid crystal display device using the same - An LED back-light unit and other devices using the LED back-light unit are discussed. According to one embodiment, an LED back-light unit includes a light guide portion that includes a light guide plate and a reflection plate coupled to the light guide plate, wherein the light guide plate has a light input part and a first connection part, and wherein the reflection plate has a second connection part connected to the first connection part, and a light source including at least one light emitting diode, the light source emitting light toward the light guide portion. | 12-03-2009 |
| 20100053506 | LIQUID CRYSTAL DISPLAY USING THE SAME - An LED back-light unit and other devices using the LED back-light unit are discussed. According to one embodiment, an LED back-light unit includes a light guide portion that includes a light guide plate and a reflection plate coupled to the light guide plate, wherein the light guide plate has a light input part and a first connection part, and wherein the reflection plate has a second connection part connected to the first connection part, and a light source including at least one light emitting diode, the light source emitting light toward the light guide portion. | 03-04-2010 |
| 20100165236 | LIQUID CRYSTAL DISPLAY USING THE SAME - An LED backlight unit and an LCD using a backlight unit may be provided. A liquid crystal display (LCD) may include a plurality of modules including a circuit board, a plurality of light emitting diode (LED) light sources arranged on the circuit board for emitting light, and a light guide plate having a light incidence part including an incident surface for receiving light emitted from the LED light source and a light emission part for emitting the light. The LCD may further include a frame having the plurality of the modules provided thereon, and at least one driving unit on one surface of the frame, wherein a connection hole is formed in the frame to connect the circuit board to the at least one driving unit. | 07-01-2010 |