| Patent application number | Description | Published |
| 20090267962 | Flat panel display and method of driving the same - A flat panel display, which can save manufacturing costs and allow various types of dither masks to be applied, and a driving method thereof are disclosed. The flat panel display includes a look-up table (LUT) storing one dither mask, which is used to algorithmically generate additional dither masks. The dither masks are applied to image data to improve image quality. | 10-29-2009 |
| 20100051925 | ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - An organic light emitting diode (OLED) display device which can improve emission efficiency and reduce (or minimize) resonance effect, and a method of fabricating the same. The OLED display device includes a substrate; a first electrode disposed on the substrate and including a reflective layer; an organic layer disposed on the first electrode and including a white emission layer and a hole injection layer having a thickness between 200 and 300 Å; and a second electrode disposed on the organic layer. | 03-04-2010 |
| 20110012820 | PIXEL ARRANGEMENT STRUCTURE FOR ORGANIC LIGHT EMITTING DISPLAY - A pixel arrangement structure for an organic light emitting display including a plurality of sub-pixel groups repeatedly arranged, wherein each of the sub-pixel groups includes: four first sub-pixels for emitting light of a first color and each having a hexagonal structure, two second sub-pixels for emitting light of a second color and each including two hexagonal structures sharing one side, and two third sub-pixels for emitting light of a third color and each including two hexagonal structures sharing one side. Two of the four first sub-pixels are arranged in a same column and share a symmetrical axis, and the two second sub-pixels and the two third sub-pixels are alternately arranged on either side of the symmetrical axis. | 01-20-2011 |
| 20110062427 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - An organic light emitting display device (OLED) suppressing a resonance effect and having an enhanced luminance, and a method of fabricating the same, are disclosed. One embodiment of the OLED includes: a substrate; a first electrode disposed over the substrate and having a reflective layer; an organic layer disposed over the first electrode and having a white emission layer; a second electrode disposed over the organic layer; and a transmittance controlled layer (TCL) disposed over the second electrode and having an optical path length of about 260 to about 1520 Å. | 03-17-2011 |
| 20110109782 | Display Device and Driving Method Thereof - A display device and a driving method thereof for easily determining photographing timing and recognizing text by improving field visibility. The display device includes: a signal controller generating image data and an image control signal in accordance with an input signal; and a display unit including scan lines transmitting scan signals, data lines transmitting data signals, and pixels connected to the scan lines and data lines and displaying an image corresponding to the image data. Here, when the input signal is an image signal for displaying a photographed image or text, the signal controller generates the image data to correspond to a unit frame period composed of frames as weighted image data corresponding to one of the frames, and the display device displays an image corresponding to the weighted image data to have an energy proportional to a number of the frames in the unit frame period. | 05-12-2011 |
| 20110123707 | THIN FILM DEPOSITION APPARATUS AND METHOD OF MANUFACTURING ORGANIC LIGHT-EMITTING DISPLAY DEVICE BY USING THE SAME - A thin film deposition apparatus including a deposition source having a crucible to contain a deposition material and a heater to heat and vaporize the deposition material; a nozzle unit disposed at a side of the deposition source along a first direction and having a plurality of nozzle slits to discharge the deposition material that was vaporized; a plurality of emission coefficient increasing units disposed toward the nozzle unit within the deposition source and increasing a quantity of motion of the deposition material that is discharged toward the nozzle unit; a patterning slit sheet disposed opposite to the nozzle unit and having a plurality of patterning slits arranged along the first direction; and a barrier plate assembly disposed between the nozzle unit and the patterning slit sheet along the first direction, and having a plurality of barrier plates that partition a space between the nozzle unit and the patterning slit sheet into a plurality of sub-deposition spaces. | 05-26-2011 |
| Patent application number | Description | Published |
| 20080231178 | Organic light emitting diode display - An organic light emitting diode (OLED) may include a first electrode, a hole injection layer on the first electrode, an emission layer on the hole injection layer, an electron injection layer on the emission layer, and a second electrode on the electron injection layer, wherein an absolute value of a difference between a work function of the first electrode and a work function of the second electrode is less than 0.5 eV, and at least one of the hole injection layer and the electron injection layer is a multilayer. | 09-25-2008 |
| 20080241561 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - An organic light emitting display device and a method of fabricating the same, in which a resonance effect is suppressed and transmittance is substantially the same in a wavelength band of visible light. The organic light emitting display device includes: a substrate; a first electrode disposed on the substrate and including a reflection layer; an organic layer disposed on the first electrode and including a white emission layer; a second electrode disposed on the organic layer; a transmittance controlled layer disposed on the second electrode; and a metal layer disposed on the transmittance controlled layer. | 10-02-2008 |
| 20090233513 | FRIT SEALING SYSTEM - A frit sealing system for combining a first substrate and a second substrate using frit comprises a laser generating a laser beam, and a homogenizer normalizing the intensity of the laser beam within a cross section of the laser beam in the transverse direction. The frit sealing system further comprises a support apparatus configured to hold a first and a second substrate with frit interposed between them, wherein the frit is configured to be cured by heat generated from the laser beam and thereby solidifying and binding the first and the second substrates. | 09-17-2009 |
| 20100001639 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS - An organic light-emitting display apparatus having a touch panel operation. The organic light-emitting display apparatus includes: a substrate; a display unit disposed on the substrate; an encapsulation substrate disposed above the display unit; a reflection layer formed on the substrate; and a photo sensor interposed between the reflection layer and the encapsulation substrate, and to detect light striking an object disposed on the encapsulation substrate. | 01-07-2010 |
| 20100148163 | ORGANIC LIGHT EMITTING DISPLAY APPARATUS - An organic light emitting display apparatus includes an organic light emitting diode, a photo sensor, and a light blocking portion. The light blocking portion is at at least a side of the photo sensor so that light emitted from the organic light emitting diode is not directly incident on the photo sensor. | 06-17-2010 |
| Patent application number | Description | Published |
| 20080203896 | LIGHT EMISSION DEVICE AND DISPLAY DEVICE PROVIDED WITH THE SAME - A light emission device and a display device provided with the light emission device are provided. The light emission device includes an electron emission-type light emission panel for emitting light, and a diffusion member located on the light emission panel and for diffusing the light emitted from the light emission panel. The diffusion member includes a base having a first refractive index and two oppositely facing surfaces; and a diffusion region located in at least one of the surfaces of the base and having a second refractive index differing from the first refractive index. | 08-28-2008 |
| 20080291364 | LIGHT EMISSION DEVICE AND DISPLAY DEVICE USING THE LIGHT EMISSION DEVICE AS A LIGHT SOURCE - A light emission device including: a light emission panel including at least two emissive regions spaced apart from each other and a non-emissive region between the emissive regions; and a light diffuser located in front of the light emission panel, the light diffuser including at least two first diffusion parts corresponding to the emissive regions and a second diffusion part corresponding to the non-emissive region, wherein the second diffusion part has diffusion transmittance that is greater than diffusion transmittance of the first diffusion parts. | 11-27-2008 |
| 20090115714 | LIQUID CRYSTAL DISPLAY - A liquid crystal display (LCD) having color filters configured according to optical characteristics of a field emission backlight. The LCD includes: a display panel having color filters including red, green, and blue filters; and a backlight device at a rear side of the display panel and including a vacuum panel with a cold cathode electron source and a phosphor layer that is excited by electrons emitted from the cold cathode electron source to emit visible light. Here, a wavelength position corresponding to a half of a peak intensity of a transmission spectrum of the red filter is at from about 570 nm to about 622 nm, a wavelength position corresponding to a half of a peak intensity of a transmission spectrum of the blue filter is not greater than 520 nm, and/or a transmission spectrum of the green filter has a full width at half maximum (FWHM) ranging from about 60 nm to about 115 nm. | 05-07-2009 |